Sr Aircraft Systems Engineer- CA- Jan2026

Our client in California specializing in major modification programs for transport-category aircraft is seeking a Sr Systems Engineer/Director of Systems. This role is ideal for an engineer with broad experience in aircraft modification and certification programs particularly those involving Aircraft systems integration.

The position will begin as a short-term contract to assess mutual fit. Upon successful completion a full-time offer may be extended

Ideal Candidate would have the following experience

• Aircraft systems integration involving hydraulics pneumatics and environmental control systems (ECS)

• Working knowledge of electrical system integration including wiring harness routing and installation considerations

• Oversight of system installation routing wiring and integration with aircraft structure

• Review of system schematics block diagrams and interface definitions

• Definition of system architecture and subsystem interfaces

• Understanding of certification compliance for aircraft systems under FAA and/or EASA regulations

• Collaboration with DERs CVEs and certification authorities on system-level substantiation testing and compliance documentation

• Lead and coordinate engineering activities for aircraft modification programs including design analysis certification and parts procurement.

• Provide technical oversight for both mechanical and electrical system integration ensuring compliance with FAA/EASA certification requirements.

• Interface with internal engineering teams DERs suppliers and certification authorities.

• Support project scheduling resource planning and risk assessment for ongoing and upcoming programs.

• Contribute to design reviews drawing releases and stress and system verification documentation.

• Oversee integration between structural modifications and aircraft systems (hydraulic pneumatic ECS electrical routing etc.).

• Design analysis and certification support for large-scale modification programs including fuselage cutouts floor structures cargo door installations and systems rerouting.

• Bachelors degree in Aerospace or Mechanical Engineering (Masters preferred)

• 10 years of relevant experience supporting transport-category aircraft modification or certification programs

• Experience leading or coordinating multi-disciplinary engineering efforts

• Strong understanding of aircraft mechanical systems structures and system-to-structure integration

• Familiarity with electrical systems and certification requirements (expert-level electrical experience not required)

• Experience with FAA STC processes and working with DERs CVEs or ODA organizations preferred

• Strong communication problem-solving and technical leadership skills

If interested please send your updated resume in Word doc format to Kevin at with preferred pay requirements and availability and we will follow up very shortly.

Keltia is a technical support services company providing Engineering Design CAD Training along with Specialized Technical Recruiting services around the US Canada and Europe. We have been in business in Seattle for 25 years