About the Role
As a contracted specialist, you will be responsible for delivering structural substantiation documentation for aircraft interior modifications, ensuring compliance with regulatory requirements and internal design organisation procedures.
Key Responsibilities
Lead and deliver structural substantiation and certification activities for aircraft interior modification programmes
Identify certification requirements and define substantiation approaches in collaboration with global teams
Produce and review high-quality stress reports and supporting documentation, including:
Seating installations
Cabin monuments (galleys, lavatories, dividers, premium suites, VVIP interiors)
Cabin reconfigurations (LOPAs, PSUs, LRU installations)
Related structural considerations (e.g., fuselage interfaces, antenna installations)
Develop detailed calculations, load paths, and justification aligned with regulatory expectations
Support customer-facing certification milestones (ITCM, PDR, CDR, FAI)
Ensure all outputs are auditable, traceable, and certification-ready
Promote a culture of safety, quality, and continuous improvement Typical Deliverables
Complete structural substantiation reports aligned with certification plans
Hand calculation packages and FEA models/results
Certification compliance matrices, load cases, and assumptions records
Required Experience & Skills
Degree in Aerospace, Aeronautical, or Mechanical Engineering (or equivalent)
Minimum 5+ years' experience in aircraft structures/stress analysis
Proven track record delivering modification substantiation, ideally within interiors
Strong expertise in:
Classical stress analysis and hand calculations
Finite Element Analysis (FEA) tools and methodologies
Authoring certification-ready technical documentation
Working knowledge of EASA/FAA airworthiness requirements (CS-25, FAR 25, etc.)
Experience with a Part 21J Design Organisation (or equivalent) is highly desirable
Excellent communication skills and ability to manage multiple concurrent programmes
Contractor Profile
Comfortable working under a statement of work, delivering to defined milestones and acceptance criteria
Demonstrated experience producing high-quality substantiation documentation on schedule
Strong attention to detail and professional integrity
Adaptable, collaborative, and solution-focused mindset
Why Join?
Work on leading aircraft interior modification programmes
Collaborate with global engineering teams
Apply your expertise in a high-impact, certification-focused environment
Flexible hybrid working model
Applying
This is a 12-month contract and candidates should be prepared to complete relevant onboarding and security checks.
If you're a skilled Stress Engineer ready to contribute to complex aircraft modification programmes, we'd love to hear from you.
Apply now or get in touch for more details
Salary description
£55.00 - £60.00 per hour