ALTEN is a global engineering and technology consultancy operating across over 35 countries worldwide. We partner with industry leaders across sectors including Aeronautics, Aerospace, Defence, Naval, Automotive, Energy, Rail, IT and many more to deliver innovative engineering solutions that drive technological advancement & support sustainable transformation.
Our teams of passionate and agile engineers work on cutting-edge projects that shape the future of technology and sustainability. At ALTEN, we empower talented engineers to innovate, solve complex challenges, and deliver impactful solutions that build tomorrow’s world—today.
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Job Description
We’re supporting a major UK nuclear infrastructure programme and are seeking an experienced HVAC / Ventilation Engineer with a proven background in nuclear environments.
This role is focused on safety-critical ventilation and air movement systems, playing a key part in maintaining controlled and protected environments on-site.
Key Responsibilities:
* Supporting the delivery of nuclear-grade HVAC and ventilation systems
* Working specifically on air movement, extraction, filtration, and containment systems
* Contributing to the installation, testing, and commissioning of safety-critical ventilation equipment/
* Ensuring compliance with nuclear safety standards and regulatory requirements
* Reviewing and interpreting technical drawings and system specifications
Qualifications
Required Skills:
* Proven experience working within a nuclear environment (e.g., new build, decommissioning, or operations)
* Strong background in ventilation / HVAC systems within safety-critical environments
* Experience with containment, extraction, or pressurised ventilation systems
* Understanding of nuclear compliance, safety cases, and regulated processes
Required Qualifications:
* A Bachelor’s or Master’s degree in Engineering, or equivalent military experience.
* Experience working on large-scale infrastructure or regulated industrial projects
* Knowledge of filtration systems (e.g., HEPA) and contamination control
* Commissioning or installation experience on critical ventilation systems.
Benefits
* A personalised career path and a rewarding management style
* A huge diversity of engineering projects and industries
* Private Medical Insurance
* Employee assistance programme
* Life insurance & Pension Scheme
* Social atmosphere, regular gatherings & team buildings
* Flexible way of working (role dependent)
We are proud to support the Armed Forces Covenant & actively encourage applications from members of the Armed Forces community, including veterans, reservists, service leavers, and military spouses/partners. We recognise the value of military skills and experience and are committed to ensuring that no applicant is unfairly disadvantaged during our recruitment and selection processes.
ALTEN is committed to fostering a diverse and inclusive workplace and values the strength that comes from a global mix of backgrounds and perspectives. We welcome applications from all suitably qualified candidates, regardless of background or protected characteristics under the Equality Act 2010. If you require any reasonable adjustments during the recruitment process, please let us know.
This role may require you to have or be willing to go through Security Clearance. As part of the onboarding process candidates will be asked to complete a Baseline Personnel Security Standard; details of the evidence required to apply may be found on the government website Gov.UK. If you are unable to meet this and any associated criteria, then your employment may be delayed, or rejected. Details of this will be discussed with you at interview.
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