Aircraft Stress Engineer - Interior Modifications

Indotronix UK; Frimley; Hybrid; GBP 60,000 - 90,000; Full time

Job summary

Indotronix UK seeks a Mechanical Stress Engineer for Aircraft Modifications to deliver structural substantiation and certification for interior cabin changes. You will perform stress analyses, develop substantiation reports, and ensure compliance with EASA/FAA rules across global programmes.

Responsibilities include producing hand calculations and FEA models, supporting certification meetings, and collaborating with multidisciplinary teams worldwide to drive on-time delivery while maintaining

Qualifications

• Degree in Aerospace, Aeronautical or Mechanical Engineering.
• Significant experience in aircraft stress analysis or modification substantiation.
• Strong knowledge of aircraft structures, load paths, interfaces and certification requirements.

Responsibilities

• Deliver structural substantiation and certification activities for aircraft interior modification programmes.
• Develop and author certification-ready stress analysis and substantiation documentation for aircraft modifications.
• Perform detailed stress calculations, structural assessments, load path analysis, and engineering justifications to meet airworthiness requirements.
• Support certification of cabin interior modifications including seating, galleys, lavatories, and cabin reconfigurations.
• Produce hand calculations, FEA models, stress reports, compliance documentation, and certification evidence packages.
• Collaborate with multidisciplinary teams across programmes and international locations.
• Maintain accurate, traceable documentation in line with regulatory and company procedures.

Skills

Stress analysis

Certification documentation

FEA (Finite Element Analysis)

Hand calculations

Airworthiness standards

Project coordination

Interdisciplinary collaboration

Technical report writing

Stakeholder management

Education

Aerospace/Mechanical Engineering degree

Tools

FEA software

Job description

Indotronix UK seeks a Mechanical Stress Engineer for Aircraft Modifications to deliver structural substantiation and certification for interior cabin changes. You will perform stress analyses, develop substantiation reports, and ensure compliance with EASA/FAA rules across global programmes.

Responsibilities include producing hand calculations and FEA models, supporting certification meetings, and collaborating with multidisciplinary teams worldwide to drive on-time delivery while maintaining