Avionics System Test Engineer

Vast · Long Beach, California, United States · Engineering

Posted 2026-10-15

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Vast is looking for a Avionics System Test Engineer, reporting to the Senior Manager, Avionics System Test, to support the development of the automated testing systems that will be required for the designing of satellites and artificial-gravity human-rated space stations.

This will be a full-time, exempt position located in our Long Beach location.

Responsibilities:

Support design of Hardware-in-the-Loop (HITL / HIL) test assets to provide system level validation of avionics units, including closed-loop simulation of relevant Use Cases

Work with Responsible Engineers and System owners across the organization to capture test design criteria for avionics test systems

Develop system level test cases, implement them on test systems and validate their outputs with internal stakeholders

Work with subject matter experts to develop and implement interfaces to co-simulation strategies for Hardware-in-the-Loop (HITL) applications

Own procurement and integration of test equipment to build, commission, and sign-off system test assets

Perform troubleshooting and debug of avionics test systems

Lead test system design reviews for avionics test systems

Lead and coach troubleshooting and debug efforts across the wider team

Produce documentation for test systems and support handover to test operators

Serve as a mentor for junior engineers within the Avionics Test team, coordinating efforts of complex projects and tasks

Minimum Qualifications:

Bachelor’s degree in electrical engineering, computer engineering, or other hard science

5+ years of post bachelor’s experience working with and developing hardware test systems

Experience building and maintaining hardware test systems

Experience operating and maintaining Linux systems, including confident use of command line tools

Experience with power supplies, electronic loads, oscilloscopes, logic analyzers, and digital multimeters

Familiarity with basic electrical and wiring concepts including grounding and electrical safety

Fault-tolerant and safety-critical software design

Demonstrated expertise in root cause analysis methodologies and problem-solving within avionics or complex hardware environments

Strong documentation skills, with the ability to produce detailed, accurate technical reports and communicate findings effectively

Preferred Skills & Experience:

Experience working with satellite communications or telemetry systems

Experience developing and executing requirement-driven test plans for avionics or electronics systems

Experience with automated test systems and hardware-in-the-loop (HITL) environments

Familiarity with C++ or python programming

Experience with embedded systems design and/or testing

Experience with testing protocols and standards relevant to space systems

Experience coordinating and/or supervising the outputs of other engineers

Experience developing applications in python

Familiarity with Git, Cmake, and GNU tools

Knowledge of CI/CD and issue tracking tools such as the Atlassian Suite (JIRA, Bitbucket, Confluence) and GitHub

Experience designing and/or maintaining computer networks

Experience designing and building systems with a modular DAQ ecosystem (e.g. NI, Weidmuller, Beckhoff)

Additional Requirements:

Willingness to work evenings and/or weekends to support critical mission milestones

Ability to lift up to 25 lbs unassisted

Pay Range:

Avionics System Test Engineer II: $121,100 - $156,800

Senior Avionics System Test Engineer: $141,300 - $183,260

Pay Range: California

$121,000—$183,260 USD

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