Software Test Engineer, Flight Software Integration & Test Operations
Xona Space Systems9 months ago
Burlingame, CA, USAMid Level
Base Salary
$132k - $178k/yr
Responsibilities
- Develop and maintain structured flight software test procedures for nominal, off-nominal, fault-response, safing, and recovery scenarios.
- Translate requirements and ICDs into procedures with preconditions, configuration baselines, operator actions, expected results, and objective pass/fail criteria.
- Build and maintain test software and utilities for command sequencing, telemetry validation, log capture, and automated reporting.
- Run integration and regression campaigns on development benches, integrated avionics stacks, and HIL/SIL environments.
- Validate FDIR behavior, limit monitoring, safe-mode entry, and recovery logic through fault-focused scenarios.
- Collect and time-correlate telemetry, logs, performance metrics, and instrumentation data.
- Develop live monitoring and post-test dashboards to track system health, event timelines, and test progress.
- Operate hardware during environmental test campaigns, execute runbooks, and maintain disciplined event logs.
- Triage issues across hardware, firmware, and software boundaries and produce structured verification evidence and test reports.
Requirements
- At least 2 years of experience in software test engineering, system integration testing, or validation for embedded or mission-critical systems.
- Demonstrated ownership of structured test procedures for complex software systems, including authoring, review, version control, and operational discipline.
- Experience building or maintaining test software for procedure execution, outcome validation, data capture, and reporting.
- Ability to work from ICDs and debug across hardware/software interfaces using telemetry, logs, and lab instrumentation.
- Experience with test data collection and observability practices, including dashboards and time-correlated datasets.
- Strong documentation and cross-functional communication skills.
- Experience with Python, C++, or similar languages for test harnesses or automation tooling is valued.
- Experience integrating regression suites into CI workflows and producing clear automated reporting is valued.
- Hands-on experience operating hardware during system-level or environmental test campaigns is valued.
- Experience with mission-critical or safety-critical engineering environments and thermal vacuum, thermal cycling, vibration, shock, or EMI/EMC testing is valued.
- Space experience is not required; relevant backgrounds include robotics, autonomy, automotive, aerospace, defense, and other mission- or safety-critical systems.
About Xona Space Systems
Xona Space Systems builds a low Earth orbit positioning, navigation, and timing (PNT) satellite constellation, branded Pulsar, to deliver centimeter-level accuracy and secure timing to devices and infrastructure worldwide. The company provides PNT signals and integrations for sectors such as autonomous systems, defense, and industrial IoT. Privately held and headquartered in Burlingame, California, it targets GPS compatibility and notes U.S. export-control eligibility requirements for many roles.