Test Engineer - Satellite Payload Systems
Location: Lexington, MA.
Due to the nature of the work you must be a US Citizen. Overview
The client is seeking a Test Engineer to lead test infrastructure and ground support systems for satellite payload software and hardware. This team develops advanced prototypes and mission-critical systems across domains such as space-based communications, airborne navigation, and real-time sensing technologies.
This role is ideal for someone who thrives in a fast-paced R&D environment and enjoys working across software, hardware, and communication systems to enable high-fidelity testing and system integration. Key Responsibilities
- Own and develop test infrastructure and ground support systems for satellite payloads
- Configure, manage, and deploy satellite emulation software for payload testing
- Design, develop, and execute test plans, procedures, and test matrices
- Build and maintain automated test frameworks and regression testing pipelines
- Support hardware/software integration and troubleshoot system-level issues
- Develop scripts for test automation and system control (Python, Perl, COSMOS)
- Manage and support testbeds and lab equipment
- Collaborate with cross-functional teams to support system integration and validation
- Document processes, best practices, and test results
- Support CI/CD pipelines and test-as-you-fly environments
- Bachelorâs degree in Engineering or a related field
- 3+ years of experience in software development, QA, or test engineering
- Experience across the Software Development Lifecycle (design, development, testing, deployment)
- Strong programming/scripting experience in:
- Python (preferred)
- Perl and/or C/C++
- Experience with COSMOS/OpenC3 or similar ground control systems
- Background in hardware/software integration and instrumentation
- Experience developing test plans, procedures, and automated tests
- Familiarity with source control systems (e.g., Git)
- Ability to debug across software, hardware, and networking domains
- Strong communication and collaboration skills
- Experience with Linux/Unix environments (RedHat preferred)
- Knowledge of containerization tools (Docker, Podman)
- Familiarity with CI/CD tools (GitLab, GitHub Actions, Bitbucket)
- Experience with TCP/IP and UDP networking
- Exposure to MATLAB for data processing
- GUI development experience
- Familiarity with Bash scripting
- Experience with JIRA/Confluence or similar tools
- Background in satellite, aircraft, or missile systems
- Understanding of mission control systems, telemetry, and flight operations
- Hybrid role (expected onsite 3 days per week , with flexibility based on project phase)
- Collaborative, research-driven engineering environment
- Opportunities to work on cutting-edge aerospace and defense systems
- Must be eligible to obtain a Secret Clearance (active clearance preferred)
- Interim clearance acceptable to start
- Interview process:
- Initial technical screening
- Second-round panel interview (onsite preferred for local candidates)
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