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Job Title:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; Commissioning Mechanical Test EngineerLocation:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; Helensburgh, Argyll and ButeCompensation: &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;£41,255 - £50,500 + BenefitsRole Type:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; Full time / Permanent Role ID:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;SF67955Drive Excellence in Submarine Commissioning At Babcock we’re working to create a safe and secure world, together, and if you join us, you can play your part as a Commissioning Mechanical Test Engineer at our HMNB Clyde Faslane site.The roleAs a&nbsp;Commissioning Mechanical Test Engineer, you’ll have a role that’s out of the ordinary. You’ll be at the heart of one of the UK’s most critical defence programmes. You’ll ensure submarine systems are tested, calibrated, and commissioned to exacting standards - directly supporting operational readiness and national security.Day-to-day you’ll be:<ul><li>Conducting mechanical testing, calibration, and commissioning tasks on submarine systems</li><li>Supporting the Senior Test Engineer to optimise team performance and resource use</li><li>Applying safety, quality, and environmental policies during all commissioning activities</li><li>Reviewing engineering documentation and contributing to technical problem-solving</li><li>Engaging with contractors and internal teams to manage risks and meet commissioning goals</li></ul>This role is full time, 36 hours per week Monday to Thursday and is based on site at HMNB Clyde Faslane.Essential experience of the Commissioning Mechanical Test Engineer<ul><li>Proven experience in mechanical commissioning and testing</li><li>Ability to work autonomously and collaboratively in high-stakes environments</li><li>Strong understanding of safety and quality standards</li><li>Experience working with multidisciplinary teams</li><li>Effective communication and stakeholder engagement skills</li></ul>Qualifications for the Commissioning Mechanical Test Engineer<ul><li>Recognised Mechanical Engineering Apprenticeship (or equivalent), with demonstrable industry experience.</li><li>HNC in Mechanical Engineering (or equivalent), supported by relevant practical experience.</li></ul>Security ClearanceThe successful candidate must be able to achieve and maintain Security Check (SC) security clearance for this role.Many of the positions within our company are subject to national security clearance and Trade Control restrictions. This means that your eligibility for certain roles may be affected by your place of birth, nationality, current or former citizenship, and any residency you hold or have held. Further details are available at <a href="https://www.gov.uk/government/publications/united-kingdom-security-vetting-clearance-levels" target="_blank">United Kingdom Security Vetting: clearance levels - GOV.UK (www.gov.uk)</a>.What we offer<ul><li>Generous holiday allowance</li><li>Matched contribution pension scheme, with life assurance</li><li>Access to a Digital GP, annual health check, and nutritional consultations through Aviva DigiCare+</li><li>Employee share scheme</li><li>Employee shopping savings portal</li><li>Payment of Professional Fees</li><li>Reservists in the armed forces receive 10-days special paid leave</li><li>Holiday Trading is a benefit that allows UK Babcock employees to buy additional leave or to sell up to one working week of annual leave from their annual entitlement. This Window opens February through to March annually.</li><li>‘Be Kind Day’ enables employees to take one working day's paid leave a year (or equivalent hours) to undertake volunteering work with their chosen organisation or registered charity</li><li>Excellent development opportunities and benefits package including an employee assistance programme supporting physical, mental and financial wellbeing.</li></ul>Babcock International For over a century Babcock&nbsp; has helped to defend nations, protect communities and build a better world. To continue, we must adapt, advance and be a sustainable business with a shared goal. We are a disability confident committed employer. If you have a disability or need any reasonable adjustments during the application and selection stages, please email&nbsp;<a href="mailto:careers@babcockinternational.com" target="_blank">careers@babcockinternational.com</a> with the subject header ‘Reasonable adjustments requirement’. We’re committed to building an inclusive culture where everyone’s free to thrive. We are happy to talk about flexible working – please ask about alternative patterns of work at interview.Closing date: 22/01/2026#CLYDEWC25

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Commissioning Mechanical Test Engineer

Job Title:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; Commissioning Mechanical Test Engineer - Combat SystemsLocation:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; Helensburgh, Argyll and ButeCompensation: &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;£41,255 - £50,500 + Benefits&nbsp;Role Type:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; Full time / Permanent Role ID:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;SF67177Engineer the Next Generation of Naval Defence.&nbsp;At Babcock we’re working to create a safe and secure world, together, and if you join us, you can play your part as a Commissioning Mechanical Test Engineer - Combat Systems at our HMNB Clyde Faslane site.The roleAs a Commissioning Mechanical Test Engineer - Combat Systems, you’ll have a role that’s out of the ordinary. You’ll be at the heart of submarine readiness—ensuring critical systems are tested, calibrated, and commissioned to the highest standards. This is a hands-on, technically engaging role that directly supports national defence and safety. You’ll solve complex engineering challenges, collaborate across disciplines, and contribute to the delivery of world-class naval assets.Day-to-day you’ll be:<ul><li>Conducting mechanical testing, calibration, and commissioning of submarine systems</li><li>Supporting the Senior Test Engineer to optimise team performance and resource allocation</li><li>Applying safety, quality, and environmental standards across all commissioning activities</li><li>Reviewing engineering documentation and contributing to cross-functional problem-solving</li><li>Collaborating with contractors and internal teams to manage risks and meet commissioning goals</li></ul>This role is full time, 36 hours per week Monday to Thursday and is based on site at HMNB Clyde Faslane.Essential experience of the Commissioning Mechanical Test Engineer - Combat Systems <ul><li>Proven experience in mechanical commissioning and testing</li><li>Ability to work autonomously and within multidisciplinary teams</li><li>Strong understanding of safety and quality protocols in engineering environments</li><li>Experience interpreting technical documentation and resolving engineering issues</li><li>Comfortable engaging with internal and external stakeholders</li></ul>Qualifications for the Commissioning Mechanical Test Engineer - Combat Systems <ul><li>Recognised Mechanical Engineering Apprenticeship or</li><li>HNC in Mechanical Engineering (or equivalent with relevant experience)#</li></ul>Security ClearanceThe successful candidate must be able to achieve and maintain Security Check (SC) security clearance for this role.Many of the positions within our company are subject to national security clearance and Trade Control restrictions. This means that your eligibility for certain roles may be affected by your place of birth, nationality, current or former citizenship, and any residency you hold or have held. Further details are available at <a href="https://www.gov.uk/government/publications/united-kingdom-security-vetting-clearance-levels" target="_blank">United Kingdom Security Vetting: clearance levels - GOV.UK (www.gov.uk)</a>.What we offer <ul><li>Generous holiday allowance</li><li>Matched contribution pension scheme, with life assurance</li><li>Access to a Digital GP, annual health check, and nutritional consultations through Aviva DigiCare+</li><li>Employee share scheme</li><li>Employee shopping savings portal</li><li>Payment of Professional Fees</li><li>Reservists in the armed forces receive 10-days special paid leave</li><li>Holiday Trading is a benefit that allows UK Babcock employees to buy additional leave or to sell up to one working week of annual leave from their annual entitlement. This Window opens February through to March annually.</li><li>‘Be Kind Day’ enables employees to take one working day's paid leave a year (or equivalent hours) to undertake volunteering work with their chosen organisation or registered charity</li><li>Excellent development opportunities and benefits package including an employee assistance programme supporting physical, mental and financial wellbeing.</li></ul>Babcock International For over a century Babcock&nbsp; has helped to defend nations, protect communities and build a better world. To continue, we must adapt, advance and be a sustainable business with a shared goal.We are a disability confident committed employer. If you have a disability or need any reasonable adjustments during the application and selection stages, please email&nbsp;<a href="mailto:careers@babcockinternational.com" target="_blank">careers@babcockinternational.com</a> with the subject header ‘Reasonable adjustments requirement’. We’re committed to building an inclusive culture where everyone’s free to thrive. We are happy to talk about flexible working – please ask about alternative patterns of work at interview.Closing date: 22/01/2026#LI-OJ1#CLYDEWC25

Commissioning Mechanical Test Engineer - Combat Systems

Programme title: Nuclear Safety Case Engineering&nbsp;Graduate ProgrammeSalary: Minimum £35,000. Salary is dependent on location, role and qualifications.Location: HM Naval Base Clyde, ScotlandApplication closing date: 29th Janaury 2026Programme start date: September 2026Role ID: 66913&nbsp;What will you do on the programme?As a Graduate Nuclear Safety Case Engineer at Babcock, you’ll help ensure some of the UK’s most critical nuclear operations remain safe and secure. Every project we deliver depends on robust safety cases, and you’ll contribute to the assessments, documentation, and expert advice that make complex work possible.You’ll get involved in identifying and analysing potential hazards, failures, and faults – and help develop solutions to prevent them. That could mean supporting hazard identification studies, contributing to periodic safety reviews, or providing technical input into assessments that keep our facilities operating safely. You’ll learn how to produce and maintain safety documentation that shows risks are As Low As Reasonably Practicable (ALARP), working alongside experienced safety case authors, human factors specialists, radiation protection advisors, and engineers from across the business.How is the programme structured?This two-year programme is designed to give you a broad understanding of safety case development. During this time, you’ll complete placements that expose you to a wide range of work, including safety case authoring, hazard analysis, compliance reviews, and environmental safety.By the end of the programme, you’ll have built a strong foundation in hazard identification, risk assessment, and safety case development – ready to take the next step in your career.How do we develop and support you?From day one, you’ll receive structured support, personalised training, and dedicated mentorship to help you excel throughout your programme and beyond.You’ll join our Graduate Development Programme, featuring expert-led masterclasses on communication, personal branding, resilience, and wellbeing.We also offer tailored technical training and one-to-one mentoring to support your journey toward Chartered or Incorporated Engineer status, including full guidance and fee coverage.What rewards and benefits will you get?We want you to feel supported, valued and excited about what’s ahead. That’s why we offer a comprehensive package designed to support your development, your wellbeing and your life outside of work too.In addition to a minimum starting salary of £35,000, you’ll benefit from:&nbsp;<ul><li>A minimum of 25 days of holiday plus bank holidays, with agile working options subject to discussion with your manager</li><li>Generous pension and employee share schemes</li><li>Flexible benefits, including cycle to work scheme, discounts</li><li>Wellbeing support, covering mental, physical, financial, and social wellbeing, with services like our Employee Assistance Programme, digital GP service, and health checks.</li></ul>You’ll also have the chance to get involved in our STEM outreach activities and volunteering opportunities.&nbsp;&nbsp;What do you need to apply?<ul><li>You’ll need a BSc or BEng (Hons) degree in an Engineering, Science or Maths subject. Relevant disciplines include Nuclear Science, Electrical, Mechanical, Civil or Chemical Process.</li><li>A postgraduate qualification such as an MSc or MEng in Nuclear Science would be particularly valuable.</li><li>Many of our graduate programmes are subject to Security Clearance and Trade Control restrictions which mean that your place of birth, nationality, citizenship, or residency you hold or have held may impact which programmes you are eligible for. For this programme, you must be able to achieve Baseline Personnel Security Standard (BPSS) and Security Check (SC) clearance. Further details are available at <a href="https://www.gov.uk/government/publications/united-kingdom-security-vetting-clearance-levels/national-security-vetting-clearance-levels" target="_blank">United Kingdom Security Vetting: clearance levels - GOV.UK.</a></li></ul>Where will you be based?Places on our Safety Case and Hazard Management programme for Autumn 2026 are available at HM Naval Base Clyde in Scotland.&nbsp;Babcock’s HM Naval Base Clyde operation provides highly specialist engineering support services, including the management of critical infrastructure and nuclear facilities. We also deliver operational maintenance, upgrades and repairs to support Royal Navy vessels, including the Vanguard and Astute-Class nuclear submarines based in Scotland. &nbsp;In this location, your work will focus on supporting the safe operation, maintenance and upgrade of nuclear facilities that are home to the Royal Navy’s submarine fleet. You’ll be involved in safety assessments, hazard reviews and compliance checks that keep both people and assets safe in a highly regulated environment.&nbsp;Ready to apply?Applications are reviewed on a rolling basis, and the programme may close early if we receive a high volume of interest. To give yourself the best chance of being considered, we strongly recommend submitting your application and completing any required online assessments as soon as possible.&nbsp;#babdestnuc

Nuclear Safety Case Engineering Graduate Programme

Job Title:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Environmental Health and Safety AdvisorLocation:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Plymouth, Devon + Hybrid Working ArrangementsCompensation:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Competitive Salary + BenefitsRole Type:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Full time / PermanentRole ID:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; SF66250At Babcock, we’re working to create a safe and secure world, together. If you join us, you can play your part as an Environmental Health and Safety Advisor at Devonport Dockyard, near Plymouth, Devon.The RoleAs an Environmental Health and Safety Advisor, you’ll be at the heart of our mission to protect people and operations across our heavy engineering and trades functions. This is a hands-on role where your expertise will directly influence the safety culture of our Mission Systems business. You’ll be supporting machining, welding, and assembly operations—making a real difference to our people, our customers, and the wider community.Day-to-day, you’ll be required to:<ul><li>Deliver expert EHS support across complex engineering operations, offering practical, actionable advice.</li><li>Build strong relationships with stakeholders including trade unions, HR, and security to champion our “Home Safe Every Day” initiative.</li><li>Conduct audits and ensure compliance with ISO14001 &amp; ISO45001 standards.</li><li>Investigate incidents and near misses, identifying root causes and driving corrective actions.</li><li>Contribute to the development of KPIs, reporting tools, procedures, and training materials.</li></ul>This is a full-time, permanent position based at Devonport Dockyard. You’ll work 37 hours per week. Hybrid working patterns are available.Essential Experience of the Environmental Health and Safety Advisor<ul><li>Proven experience in an EHS Advisor or similar role.</li><li>Confident in delivering training sessions.</li><li>Strong understanding of relevant legislation and its practical application.</li><li>Proficient in Microsoft Office and related software.</li></ul>Qualifications for the Environmental Health and Safety Advisor<ul><li>NEBOSH Certificate or equivalent (minimum requirement).</li><li>Grad IOSH working towards CMIOSH is advantageous.</li><li>Membership of IOSH or a related professional body.</li></ul>Security ClearanceThe successful candidate must be able to achieve and maintain Security Check (SC) security clearance for this role.However, the successful candidate will be eligible to start on Standard (BPSS) security clearance but will need to obtain Security Check (SC) security clearance once in post.Many of the positions within our company are subject to national security clearance and Trade Control restrictions. This means that your eligibility for certain roles may be affected by your place of birth, nationality, current or former citizenship, and any residency you hold or have held. Further details are available at <a href="https://www.gov.uk/government/publications/united-kingdom-security-vetting-clearance-levels" target="_blank">United Kingdom Security Vetting: clearance levels - GOV.UK (www.gov.uk)</a>.What We Offer<ul><li>Generous holiday allowance</li><li>Matched contribution pension scheme, with life assurance</li><li>Access to a Digital GP, annual health check, and nutritional consultations through Aviva DigiCare+</li><li>Employee share scheme</li><li>Employee shopping savings portal</li><li>Payment of Professional Fees</li><li>Reservists in the armed forces receive 10-days special paid leave</li><li>Holiday Trading is a benefit that allows UK Babcock employees to buy additional leave or to sell up to one working week of annual leave from their annual entitlement. This Window opens February through to March annually</li><li>‘Be Kind Day’ enables employees to take one working day's paid leave a year (or equivalent hours) to undertake volunteering work with their chosen organisation or registered charity</li><li>Excellent development opportunities and benefits package including an employee assistance programme supporting physical, mental and financial wellbeing</li></ul>Babcock International For over a century Babcock has helped to defend nations, protect communities and build a better world. To continue, we must adapt, advance and be a sustainable business with a shared goal.&nbsp;We are a disability confident committed employer. If you have a disability or need any reasonable adjustments during the application and selection stages, please email <a href="mailto:careers@babcockinternational.com" target="_blank">careers@babcockinternational.com</a> with the subject header ‘Reasonable adjustments requirement’. We’re committed to building an inclusive culture where everyone’s free to thrive. We are happy to talk about flexible working – please ask about alternative patterns of work at interview.Closing Date: 21/01/2026#MISYS

Environmental Health and Safety Advisor

Job Title:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Generator and Diesel Engine SpecialistLocation:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Helensburgh, Argyll and ButeCompensation:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;£41,000 to £45,000 dependent on experienceRole Type:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Full time / PermanentRole ID:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; SF65793Create a Safer World with BabcockAt Babcock, we’re working to create a safe and secure world, together. If you join us, you can play your part as a Generator and Diesel Engine Specialist at our Clyde, Coulport site, near Helensburgh, Argyll and Bute.The roleAs a Generator and Diesel Engine Specialist, you’ll have a role that’s out of the ordinary. You’ll be at the heart of maintaining and improving critical infrastructure that supports national defence — work that truly matters. This is your chance to make a tangible impact while developing your career in a dynamic, forward-thinking environment.Day-to-day, you’ll have the following responsibilities:<ul><li>Providing expert support for engine-related systems in Building 220</li><li>Diagnosing and resolving mechanical and POL (Petrol, Oils &amp; Lubricants) issues</li><li>Supporting maintenance teams and projects with your specialist knowledge</li><li>Ensuring safety, quality, and environmental standards are upheld</li><li>Acting as an Authorised Person for Mechanical Pressure Systems and POL</li></ul>This role is full-time, 36 hours worked over 4 days, and is based on site at RNAD Coulport, near Helensburgh.Essential experience of the Generator and Diesel Engine Specialist:<ul><li>Proven experience working on Diesel, Oil, or Petrol engines</li><li>Hands-on experience with Generators</li></ul>Qualifications for the Generator and Diesel Engine Specialist:We value difference and don’t have a fixed idea when it comes to background or education. If you can demonstrate the required experience and a willingness to learn, we’d love to hear from you.Security ClearanceThe successful candidate must be able to achieve and maintain Security Check (SC) clearance for this role.Many of the positions within our company are subject to national security clearance and Trade Control restrictions. This means that your eligibility for certain roles may be affected by your place of birth, nationality, current or former citizenship, and any residency you hold or have held. Further details are available at <a href="https://www.gov.uk/government/publications/united-kingdom-security-vetting-clearance-levels" target="_blank">United Kingdom Security Vetting: clearance levels - GOV.UK (www.gov.uk)</a>.What we offer <ul><li>Generous holiday allowance</li><li>Matched contribution pension scheme, with life assurance</li><li>Access to a Digital GP, annual health check, and nutritional consultations through Aviva DigiCare+</li><li>Employee share scheme</li><li>Employee shopping savings portal</li><li>Payment of Professional Fees</li><li>Reservists in the armed forces receive 10-days special paid leave</li><li>Holiday Trading is a benefit that allows UK Babcock employees to buy additional leave or to sell up to one working week of annual leave from their annual entitlement. This Window opens February through to March annually.</li><li>‘Be Kind Day’ enables employees to take one working day's paid leave a year (or equivalent hours) to undertake volunteering work with their chosen organisation or registered charity</li><li>Excellent development opportunities and benefits package including an employee assistance programme supporting physical, mental and financial wellbeing.</li></ul>Babcock International For over a century Babcock&nbsp; has helped to defend nations, protect communities and build a better world. To continue, we must adapt, advance and be a sustainable business with a shared goal. We are a disability confident committed employer. If you have a disability or need any reasonable adjustments during the application and selection stages, please email <a href="mailto:careers@babcockinternational.com" target="_blank">careers@babcockinternational.com</a> with the subject header ‘Reasonable adjustments requirement’. We’re committed to building an inclusive culture where everyone’s free to thrive. We are happy to talk about flexible working – please ask about alternative patterns of work at interview.Closing date: 26/01/2026#CLYDEWC25&nbsp;

Generator and Diesel Engine Specialist

Job Title:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Principal Mechanical EngineerLocation:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; Flexible, UK + Hybrid Working ArrangementCompensation:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; Competitive Salary + BenefitsRole Type:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Full time / PermanentRole ID:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; SF66879Drive Innovation in Defence Nuclear EngineeringAt Cavendish Nuclear we’re working to create a safe and secure world, together, and if you join us, you can play your part as a Principal Mechanical Engineer at one of our key locations: Warrington (Cheshire) or Preston (Lancashire).&nbsp;The roleAs a&nbsp;Principal Mechanical Engineer, you’ll have a role that’s out of the ordinary. This role will contribute to a high-impact public sector Defence Nuclear infrastructure initiative focused on enhancing operational resilience and sustainability across critical systems. The project involves complex mechanical systems integration, requiring innovative engineering solutions within a multidisciplinary team.Day-to-day, you’ll lead multidisciplinary engineering teams, oversee the delivery of complex technical solutions, and act as a key point of contact for customers, ensuring high standards of safety, quality, and performance while mentoring others and driving continuous improvement across projects.<ul type="disc"><li>Lead and manage multidisciplinary engineering teams to deliver high-quality technical solutions aligned with customer requirements and project scope.</li><li>Supervise and mentor engineers and technical specialists, ensuring effective performance, development, and adherence to engineering standards.</li><li>Act as a key liaison with customers, fostering strong relationships and ensuring transparent communication on technical progress and delivery.</li><li>Oversee the production, review, and approval of engineering outputs, including calculations, specifications, and reports, ensuring compliance with relevant codes and standards.</li><li>Champion health, safety, and environmental standards across engineering activities, promoting a culture of best practice and continuous improvement.</li></ul>This role is full time, 37 hours per week provides hybrid working arrangements with 3 days in the office/onsite, at one of our key locations: Warrington (Cheshire) or Preston (Lancashire).&nbsp;Essential experience of the Principal Mechanical Engineer: <ul type="disc"><li>Extensive experience leading multidisciplinary engineering teams and delivering complex technical projects within agreed scope, timeframes, and quality standards.</li><li>Proven ability to supervise and mentor engineers and technical specialists, fostering professional development and ensuring high performance.</li><li>Strong background in producing, reviewing, and approving detailed engineering outputs, including calculations, specifications, and technical reports.</li><li>Demonstrated expertise in applying relevant procedures, codes, and standards to ensure compliance and technical integrity across engineering activities.</li><li>Track record of effective customer engagement, including managing relationships, resolving technical issues, and supporting business development initiatives.</li></ul>Qualifications for the Principal Mechanical Engineer:<ul><li>Engineering degree (or equivalent qualification) in relevant engineering discipline, with significant demonstrable experience. </li></ul>Security ClearanceThe successful candidate must be able to achieve and maintain Standard (BPSS) / Security Check (SC) security clearance for this role. Further details are available at <a href="https://protect-eu.mimecast.com/s/7V40Cl8EpuoDmlpCyqOOq?domain=gov.uk" target="_blank">United Kingdom Security Vetting: clearance levels - GOV.UK (www.gov.uk)</a>What we offer&nbsp;<ul><li>Generous holiday allowance</li><li>Matched contribution pension scheme, with life assurance</li><li>Access to a Digital GP, annual health check, and nutritional consultations through Aviva DigiCare+</li><li>Employee share scheme</li><li>Employee shopping savings portal</li><li>Payment of Professional Fees</li><li>Reservists in the armed forces receive 10-days special paid leave</li><li>Holiday Trading is a benefit that allows UK Cavendish employees to buy additional leave or to sell up to one working week of annual leave from their annual entitlement. This Window opens February through to March annually.</li><li>‘Be Kind Day’ enables employees to take one working day's paid leave a year (or equivalent hours) to undertake volunteering work with their chosen organisation or registered charity</li><li>Excellent development opportunities and benefits package including an employee assistance programme supporting physical, mental and financial wellbeing.</li></ul>Cavendish NuclearAs a leader within the UK nuclear industry, Cavendish Nuclear, part of Babcock International Group, provides a comprehensive range of critical nuclear solutions in clean energy, defence and civil new build and decommissioning projects. Together, we’re innovating to make nuclear safer, faster and cost-effective across the nuclear energy life cycle. Your career with us could take you anywhere within Babcock International Group – from Canada, the USA to Japan. Work with us to create a safe and secure world, together.We are a disability confident committed employer. If you have a disability or need any reasonable adjustments during the application and selection stages, please email&nbsp;<a href="mailto:careers@babcockinternational.com?subject=Reasonable%20adjustments%20requirement" target="_blank">careers@babcockinternational.com</a> with the subject header ‘Reasonable adjustments requirement’. We’re committed to building an inclusive culture where everyone’s free to thrive. We are happy to talk about flexible working – please ask about alternative patterns of work at interview.Closing date: 16/01/2026#LI-JW1#CAVDESTNUC#CAV-MECHCAM

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