Software Engineer Sr Stf - E5

Standard Job Description

Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future.

At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity.

Join us in shaping a new era in space and find a career that's built for you.

An exciting new Lockheed Martin program is seeking an experienced Embedded Software Architect to be part of a team developing missile defense technology that could forever change our ability to deter and respond to adversity
Lockheed Martin Space is seeking a full time Software Engineer. In this role, you will support the software engineering lifecycle following the program Software Development Plan (SDP) to include requirements analysis, object oriented analysis & design, code & unit test, integration, and support to formal test/delivery.

The successful candidate will have experience and/or knowledge of languages such as C or C++. Must be a US Citizen; this position will require Final Secret government security clearance prior to starting. This position is located at a facility that requires special access.

Plans, conducts, and coordinates software development activities. Designs, develops, documents, tests, and debugs software that contains logical and mathematical solutions to business/mission problems or questions in computer language for solutions by means of data processing equipment. Applies the appropriate standards, processes, procedures, and tools throughout the development life cycle. Applies knowledge of computer hardware and software, subject matter to be programmed in business/mission applications, information processing techniques used, and information gathered from system users to develop software. Corrects program errors, prepares operating instructions, compiles documentation of program development, and analyzes system capabilities to resolve questions of program intent, output requirements, input data acquisition, programming techniques, and controls. Ensures software standards are met.

Basic Qualifications

- Demonstrated experience delivering safety‑critical or mission‑critical embedded software (e.g., aerospace, defense, automotive, industrial).
- Deep understanding of low‑level hardware interfaces (UART, SPI, I²C, CAN, MIL‑STD‑1553, SpaceWire, etc.)
- Ability to define high‑level software structures, module boundaries, and interface contracts.
- Experience with architectural patterns for embedded systems (layered, component‑based, event‑driven, microkernel)
- Proven ability to capture, manage, and trace requirements
- Proficiency in modeling tools (UML/SysML, Enterprise Architect, IBM Rhapsody) for architecture documentation

Desired Skills

- Experience on programs involving missiles, satellites, launch vehicles, or other high‑reliability platforms
- Formal training in software architecture or systems engineering (e.g., TOGAF, SEBoK)
- Experience establishing end‑to‑end traceability across hardware, firmware, and verification artifacts in large, multi‑discipline programs
- Knowledge of cybersecurity hardening for embedded platforms (secure boot, Trusted Execution Environments, FIPS‑validated crypto)
- Exposure to MBSE (Model‑Based Systems Engineering) and SysML integration.

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