Lead Mechanical Engineer

Lead Mechanical Engineer – Air Purification and Atmosphere Monitoring Systems

Air Purification and Atmosphere Monitoring Systems.

The Opportunity

Copello are working with a leading defence engineering partner to recruit a Lead Mechanical Engineer for Air Purification and Atmosphere Monitoring systems. This role offers the opportunity to contribute to the design and development of next‑generation naval platforms within a major UK defence programme.

Key Responsibilities

• Lead the design and development of air purification and atmosphere monitoring systems for complex marine environments.
• Conduct functional design, modelling, and analysis of system components and sub‑systems.
• Produce design documentation, verification and validation evidence, and safety justifications.
• Support the specification, qualification, and procurement of system components in collaboration with suppliers.
• Engage with multidisciplinary teams and stakeholders across engineering, procurement, and project functions.
• Provide technical leadership through peer reviews, design reviews, and mentoring of junior engineers.

Skills and Experience

• Proven experience in the design of gas scrubbing, filtration, or environmental control systems (e.g. CO₂ removal, O₂ generation, contaminant management) within safety‑critical sectors such as defence, aerospace, nuclear, or oil & gas.
• Strong understanding of system lifecycle delivery, from concept through to commissioning.
• Demonstrated leadership capability, whether through project ownership, mentoring, or technical authority.
• Chartered Engineer status (or working towards).
• Awareness of platform‑level constraints such as noise, shock, and survivability.
• Experience integrating air purification systems with broader life‑support, HVAC, or emergency response systems.

What’s on Offer

• Competitive salary and comprehensive benefits package.
• Hybrid and flexible working arrangements.
• Opportunities for career progression, professional development, and relocation support where applicable.
• Work on cutting‑edge, mission‑critical engineering projects that enhance national defence capability.