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PRINCIPAL ENGINEER - AVIONICS

AeroTEC
United Statesfull_timeVerifiedPosted 8 Jan 2026
💰 $184,000/yr($165,000/yr$184,000/yr)

About the role

Job Details

Job Location: Seattle Engineering Center - SEC - Seattle, WA 98108Position Type: Full TimeSalary Range: $165,000.00 - $184,000.00 Salary/year

AeroTEC is an aerospace engineering company providing a wide array of high-end services and turnkey solutions ranging from aircraft level analysis and design engineering, all the way to prototype flight testing and complete airworthiness certification. Our highly experienced aerospace engineering, testing, and program management teams work closely with customers to address their unique needs in a safe and cost-effective manner, utilizing proven in-house development methodologies and tools. 

 

About the Team

 

AeroTEC’s Engineering Services Department supports and provides comprehensive, full-service aerospace engineering services to customers in aircraft design, test, and certification. The Engineering Services Department is responsible for providing engineering consulting services related to aircraft design, performance, similarity analysis, reviewing and supporting certification activities, determining test requirements, and planning and documenting testing to meet customer needs. These services vary, depending on the customer needs and objectives.

 

 

About the Role

 

AeroTEC seeks an experienced Principal Engineer - Avionics that will perform design, integration, test and certification tasks with the avionic systems across multiple aerospace programs. 

 

In This Role You Will:

  • Avionics Design and Certification Activities, including but not limited to:
    • Create and modify Avionics System Requirements.
    • Create and review Certification Plans.
    • Create and review Component Qualification Test Plans and Qualification Test Reports (QTP and QTR).
    • Review qualification by similarity and/or analysis reports.
    • Review system safety documents (PSSA, SFHA, AFHA, SSA and Particular Risk Analysis).
    • Demonstratable working knowledge of relevant industry standards and guidelines to support design and certification needs (4754B, 4761A, DO-297, DO-254, DO-178, etc).
    • Create, review and approve test procedures and their corresponding test reports.
    • Design and modify avionics system architectures.
    • Demonstratable working knowledge of avionic bus protocols (A664, Ethernet, CDMA, A429, A717, CAN, TTE, etc).
    • Ability to select components and parts to support avionic system development or modification.
    • Participate in and host Systems Design Reviews.
    • Support the Supply Chain team by building relationships with system and component suppliers.
    • Coordinate with certification authorities and DERs.
    • Review and maintain a working knowledge of certification guidance material (AC, TSOs, FAR, CS, etc.) to achieve airworthiness and support certification efforts.
    • Create, review and approve Interface Control Documents (ICD) at component, system and aircraft levels.
    • Create, review and approve certification artifacts and compliance reports to support V&V efforts.
  • Avionics System Test Activities - including but not limited to:
    • Working knowledge of MBSE, simulation and system development tools and techniques.
    • Create and review test plans to support Component Test, System Test (SIL & HIL) and Flight Test.
    • Create, support and review Flight Test Instrumentation (FTI).
    • Support Pre- and Post-Flight Test briefings.
    • Review, support and monitor live flight test telemetry data.
    • Process, analyze, and decompose post-flight test data.
    • Define and develop actionable tasks that result from post-flight test findings.


Qualifications


The Skills You Will Bring (Minimum):

Education

  • Four (4) year degree in Engineering (Aerospace, Electrical, or STEM).
    • Other Engineering fields may be considered.

Experience

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Company

AeroTEC

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