Staff Software Engineer – Test Automation & Infrastructure

Applicants must be a U.S. citizen, lawful permanent resident, conditional resident, asylee, refugee, or otherwise eligible to obtain the required authorizations from the U.S. Department of State.

CesiumAstro develops innovative communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. The company offers a dynamic, cross‑functional environment that encourages hands‑on, autonomous work and collaboration across hardware and software teams.

Key Responsibilities

• Develop automated test software to control laboratory instrumentation such as signal generators, spectrum analyzers, power supplies, and network equipment.
• Implement and maintain test sequences for system‑level and component‑level validation.
• Support integration and execution of tests across hardware and software environments.
• Debug and troubleshoot test failures across software, hardware, and interface layers.
• Design and implement software for device‑under‑test (DUT) control, including command handling, telemetry ingestion, and state management.
• Build reusable automation frameworks and scripts to streamline test development.
• Apply best practices in software engineering, including modular design, version control, and code reviews.
• Reduce manual intervention through efficient, scalable automation solutions.
• Develop tools and utilities to enhance test‑engineering productivity.
• Design and maintain scalable test‑automation infrastructure supporting multiple configurations and environments.
• Enhance existing frameworks for improved reliability, maintainability, and scalability.
• Integrate automated testing into CI/CD pipelines where applicable.
• Standardize tooling and infrastructure across teams to ensure consistency.
• Contribute to shared libraries and reusable automation components.
• Act as a technical bridge between software and test‑engineering teams.
• Collaborate with systems, hardware, and software teams to ensure system testability.
• Support integration of new components into existing test environments.
• Translate system requirements into effective automation strategies.
• Participate in design and integration reviews to ensure validation readiness.
• Identify and implement improvements to test‑automation architecture and codebase.
• Contribute to the evolution of next‑generation test frameworks and infrastructure.
• Drive simplification and standardization to reduce development cycle time.
• Advocate for scalable, maintainable, and reusable design principles.
• Continuously improve test processes, tools, and methodologies.

Minimum Qualifications

• Bachelor’s degree in Computer Science, Software Engineering, or a related field (or equivalent experience).
• 8+ years of experience in software engineering, test automation, or related roles.
• Experience developing software that interfaces with hardware systems or laboratory instrumentation.
• Strong experience in test‑automation framework and infrastructure development.
• Proficiency in Python, C/C++, or similar programming languages.
• Familiarity with Git, CI/CD tools, and automated test frameworks.
• Hardware/software integration and system‑level testing expertise.
• Instrumentation control and data acquisition knowledge.
• Solid understanding of the software development lifecycle (SDLC) and best practices.
• Proven debugging and root‑cause analysis skills across integrated systems.
• Ability to design scalable systems and think architecturally.
• Strong analytical skills with attention to detail.
• Ability to manage multiple priorities in a fast‑paced environment.
• Effective communication skills across technical and non‑technical audiences.
• Comfortable working in a laboratory environment with electronic test equipment.

Benefits

• Company stock options.
• Comprehensive health, dental, and vision insurance.
• Health Savings Account (HSA) and Flexible Spending Account (FSA) options.
• Life and disability insurance.
• Retirement plans.