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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Systems Engineer II (Secret Clearance Required) - **Company:** Sierra Space - **Location:** Centennial, CO, United States - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Systems Engineering, Configuration Management, Data Systems, Network Interface Controllers, MATLAB, Systems Development Life Cycle, Rhapsody, Requirements Management, Requirements Traceability, Verification and Validation (Software), Systems Modeling Language, Systems Architecture, Systems Integration, SC Clearance - **Published:** July 15, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9030652/systems-engineer-ii-secret-clearance-required ## About the Role * Requires Bachelor's degree in a related field (or equivalent work experience in lieu of degree). * Typically 2+ years of related experience. * Practical understanding of Systems Engineering principles and practices, including a basic understanding of the systems development lifecycle. * Conceptual knowledge of requirements management, functional requirements parsing, derivation, and allocation. * Conceptual knowledge of systems architecture, systems integration, and Verification and Validation (V&V) principles. * Clear verbal and written communication of technical concepts and information. * An active Secret U.S. Security Clearance is required * Master's degree in Engineering, Physics, or a related field. * Experience with Requirements Management and Model Based Systems Engineering tools and frameworks, such as DOORS, CAMEO EA, Rhapsody, Matlab, and SysML. * Basic understanding of spacecraft systems, including hardware and software subsystems and components. * Familiarity with project management methodologies including risk management and technical performance tracking. * Familiarity with technical baseline and configuration management. * Experience or certification in INCOSE standards. * Excellent problem-solving skills and attention to detail. * Ability to adapt to a fast-paced and dynamic work environment. ## Description * Design and maintain ground system architectures including mission operations centers, ground data systems, ground communication networks, and interfaces with launch site infrastructure and tracking stations * Develop ground software and tools for vehicle monitoring, telemetry processing, command & control, and support pre-launch checkout, mission simulations, and ground rehearsals * Coordinate ground segment integration with flight systems and ensure end-to-end operational readiness * Varying scope by level: + SE II focuses on subsystem-level tasks and test support; + SE III owns segment integration and anomaly resolution; + Sr SE defines architecture and leads cross-functional ground system initiatives * Derive, decompose, and manage technical requirements from stakeholder needs through system, subsystem, and component levels; manage requirements baseline changes and impact assessments across the product lifecycle * Develop verification and validation strategies including analysis, inspection, demonstration, and test methods; author verification procedures, test plans, and acceptance criteria aligned to requirements traceability * Lead requirements reviews, trade studies, and technical audits to ensure completeness, consistency, and compliance * Varying scope by level: + SE II executes verification activities and documents results; + SE III leads V&V planning and closure; + Sr SE owns requirements architecture and approval authority for complex changes * Plan and execute hardware and software integration activities for spacecraft buses, payloads, and subsystems; coordinate interface control documents (ICDs) and manage technical interfaces across vehicle elements * Support integration and test campaigns including functional checkout, environmental testing, and system-level qualification; resolve integration anomalies and troubleshooting across mechanical, electrical, thermal, and software domains * Collaborate with manufacturing, quality, and mission assurance teams to ensure flight readiness * Varying scope by level: + SE II supports hands-on integration tasks and test readiness; + SE III leads integration planning and anomaly resolution; + Sr SE defines integration strategy and owns vehicle-level technical risk ## Related Videos - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [From Messy Queries to Scalable Systems - How Data Engineering actually works](https://www.wearedevelopers.com/videos/100203-from-messy-queries-to-scalable-systems-how-data-engineering-actually-works) - [Leveraging Large Language Models for Legacy Code Translation: Challenges and Solutions](https://www.wearedevelopers.com/videos/1157-leveraging-large-language-models-for-legacy-code-translation-challenges-and-solutions) - [Model Based Systems Engineering in an Agile Product Development Process](https://www.wearedevelopers.com/videos/68-model-based-systems-engineering-in-an-agile-product-development-process) - [The Data Mesh as the end of the Datalake as we know it](https://www.wearedevelopers.com/videos/156-the-data-mesh-as-the-end-of-the-datalake-as-we-know-it) - [Building a hypercar from scratch](https://www.wearedevelopers.com/videos/607-building-a-hypercar-from-scratch) ## Related Articles - [What is Software Engineering?](https://www.wearedevelopers.com/magazine/289-what-is-software-engineering) - [Software Engineer Career: Things You Should Know](https://www.wearedevelopers.com/magazine/143-software-engineer-career-things-you-should-know) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [What Jobs Can You Get with a Software Engineering Degree?](https://www.wearedevelopers.com/magazine/398-what-jobs-can-you-get-with-a-software-engineering-degree) - [Is Software Engineering Hard?](https://www.wearedevelopers.com/magazine/448-is-software-engineering-hard) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)