Senior Electronics Engineer

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.

Join us and start building tomorrow’s world today!

We're looking for a Senior Electronics Engineer to support the design and development of advanced electronic systems within a highly regulated defence and security environment. You will work alongside a multidisciplinary team of experienced Electronics Engineers, contributing to the delivery of high-performance products from concept through to verification and integration. This is an opportunity to play a key role across the full product lifecycle, taking ownership of complex technical challenges while helping to develop innovative solutions for mission-critical applications.

Location: Crawley or Belfast
On-site Requirement: 2-3 Days Per Week
Seniority: 5+ Years Experience
Security Clearance: Candidates must be willing and eligible to obtain SC clearance.

Key Responsibilities

• Design electronic circuit assemblies and systems to meet demanding technical and customer requirements.
• Capture, analyse, and develop design requirements into robust electronic solutions and architectures.
• Conduct technical trade studies, analysis, modelling, and simulation activities to optimise product performance.
• Evaluate and select electronic components and subsystems for integration into complex systems.
• Create electronic schematics and collaborate with PCB Layout Engineers throughout the design process.
• Carry out testing, validation, debugging, and verification of electronic circuit assemblies.
• Produce and maintain electronics specifications, development plans, and verification documentation.
• Support product fault-finding, investigation, and integration activities while ensuring compliance with applicable standards.

Required Skills

• Demonstrable experience in electronics design engineering within defence, aerospace, security, or other highly regulated industries.
• Strong understanding of analogue and digital electronic circuit design principles.
• Experience developing electronic systems throughout the full product lifecycle.
• Proficiency in schematic capture and electronic design documentation.
• Experience with testing, validation, verification, and debugging of electronic assemblies.
• Knowledge of component selection, subsystem evaluation, and electronics integration activities.
• Ability to contribute effectively within multidisciplinary engineering teams and complex development programmes.

Soft Skills & Collaboration

• Strong problem-solving and analytical thinking skills.
• Excellent communication and stakeholder engagement abilities.
• Ability to contribute to technical discussions and engineering decision-making activities.
• Collaborative approach to working within multidisciplinary engineering teams.

Required Qualifications

• Bachelor's or Master's degree in Engineering, or relevant technical military background with equivalent experience.

Desirable Skills

• Experience supporting defence or security-related programmes.
• Knowledge of PCB layout considerations and manufacturing processes.
• Experience conducting modelling, simulation, or technical trade studies.
• Understanding of electronics verification, compliance, and regulatory standards.
• Experience supporting product integration, fault investigation, and root-cause analysis activities.

Why join us? 

We bring together entrepreneurial, tech-driven people to deliver innovative solutions for leading companies.

At ALTEN, you’ll work on exciting projects, supported by ongoing learning, mentoring, and clear career development tailored to your goals.

Join a passionate team and help build tomorrow, today.

In short you get: 

• A personalised career path and a rewarding management style 
• A huge diversity of engineering projects and industries
• Private Medical Insurance
• Cycle & Tech Scheme 
• 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.