Lockheed Martin · 13 hours ago
Senior Software Engineer, Systems - Level 3
Littleton, CO
Full-time
Onsite
Senior LevelLockheed Martin is a leader in hypersonic missile development, focusing on innovative solutions in space technology. The role of Senior Software Engineer involves developing and verifying formal software requirements for hypersonic missile Flight Software and Guidance, Navigation, and Control systems, ensuring compliance with aerospace standards.
National DefenseCyber SecurityAerospaceManufacturingMachinery ManufacturingMilitaryNational SecurityRemote SensingSecurity
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Experience defining verification plans, traceability matrices, and conducting formal reviews/inspections for high‑assurance software
Hands‑on experience in embedded C/C++ and familiarity with hardware‑in‑the‑loop (HWIL) test frameworks
Proven proficiency with formal specification tools and model‑based development environments
Ability to obtain a DoD Secret clearance
Collaborating with system architects, safety engineers, and test teams to translate high level mission objectives into precise, verifiable software specifications and supporting model based development processes
Maintaining compliance of the existing FSW with the mature requirements baseline, managing change control, and driving the evolution and growth of the requirements set throughout the system’s lifecycle
Qualification
Required
Experience defining verification plans, traceability matrices, and conducting formal reviews/inspections for high‑assurance software
Hands‑on experience in embedded C/C++ and familiarity with hardware‑in‑the‑loop (HWIL) test frameworks
Proven proficiency with formal specification tools and model‑based development environments
Ability to obtain a DoD Secret clearance
Preferred
Strong understanding of hypersonic missile architecture, Guidance‑Navigation‑Control (GNC) algorithms, and flight‑software (FSW) development cycles
Proven track record integrating requirements management tools (IBM DOORS, Jama, Polarion) with source‑code repositories and CI/CD pipelines for automated traceability
Demonstrated experience working on complex, tightly coupled hardware‑software platforms (e.g., flight‑control computers, sensor suites, or missile air‑frame integration) where software behavior directly influences hardware performance and vice‑versa, including participation in hardware‑in‑the‑loop (HWIL) testing, board‑level debugging, and cross‑disciplinary trade‑off analyses
An active DoD Secret clearance
Company
Lockheed Martin
Lockheed Martin is a global security and aerospace company that specializes in advanced technology systems, products, and services. It is a sub-organization of Lockheed Martin.
Founded in 1912
10001+ employees
Funding
Current Stage
Public CompanyTotal Funding
$6.06BKey Investors
Air Force Research Laboratory
2025-12-05Post Ipo Debt· $3B
2025-08-28Post Ipo Debt· $3B
2023-11-13Grant· $33.7M
Leadership Team
Jim Taiclet
Chairman, President & CEO
Craig Martell
Chief Technology Officer
Recent News
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