Interconnect Engineer; Cable Design

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 our team as an Interconnect Engineer and take a key role in the design and development of cable and interconnect systems for advanced defence applications. You will focus on cable design
, within the redesign of test jigs
, ensuring the delivery of robust, compliant, and high‑performance interconnect solutions. Your expertise will be critical in meeting the rigorous demands of the defence sector, where precision, innovation, and compliance are essential.

Location:

Crawley
On‑site: 5 days per week
Seniority:
Mid‑Level
Clearance:
Candidates must be willing and eligible to obtain SC clearance.

• Lead the design and development of cable and interconnect systems
  , including the redesign of test jigs
  .
• Perform cable design activities, ensuring compliance with industry and defence standards.
• Collaborate with cross‑functional teams to integrate interconnect designs into broader system architectures.
• Conduct testing, troubleshooting, and validation of interconnect systems to guarantee reliability and performance.
• Troubleshoot and resolve technical issues, ensuring designs meet functional and safety requirements.
• Produce and maintain technical documentation
  , including cable schematics, test reports, and compliance records.

• Proven experience in cable and interconnect design
  , including test jig development
  .
• Strong understanding of interconnect engineering principles and defence/aerospace standards
  .
• Proficiency in CAD tools (e.g., AutoCAD Electrical, Solid Works Electrical, or similar) for cable and harness design.
• Experience in testing, troubleshooting, and validating interconnect systems
  .
• Ability to interpret and apply technical specifications and regulatory requirements
  .

• Excellent problem‑solving and analytical skills.
• Strong communication and teamwork abilities.
• Proactive approach to quality, compliance, and continuous improvement.
• Ability to work effectively in a fast‑paced, regulated environment.

• Bachelor’s or Master’s degree in Electrical Engineering, Mechanical Engineering, or a related field
  , or relevant technical Military background with equivalent hands‑on experience.

• Experience with high‑reliability or safety‑critical interconnect systems
  .
• Knowledge of EMC/EMI compliance testing and mitigation techniques.
• Familiarity with defence or aerospace industry standards (e.g., MIL‑STD, DO‑160).
• Exposure to system integration and lifecycle management processes.

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.

• 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.

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  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.