3 mechanical engineer senior jobs found in Huntsville, AL

Description: WHAT WE'RE DOING At Lockheed Martin Rotary and Mission Systems, we are inspired by innovation and integrity. We believe that by applying the highest standards of business ethics and creative thinking, everything is within our reach – and yours as a Lockheed Martin employee. Lockheed Martin values your skills, training and education. Come and experience your future! THE WORK Lockheed Martin is seeking a full‑time Facility Engineer to be based at our Huntsville campus. The role will manage work‑order requests, space rearrangements, and small‑scale projects on‑site while also providing support to nearby branch locations (within a reasonable driving distance). Some overnight travel may be required. The engineer will work closely with internal stakeholders to develop long‑term seating plans, classified‑lab expansions, and to ensure flawless execution of customer‑ and executive‑level events. Prioritization of requests against funding availability and contractual...

Description: Space and strategic defense systems operate in some of the most unforgiving environments imaginable. Success depends on precision — and thermal performance is often the difference between mission success and mission failure. At Lockheed Martin Space, we are redefining resilience and speed through our 21st Century Security® vision. We don’t just build systems — we engineer survivability, performance, and reliability into every component. As a Level 4 Thermal Engineer, you will serve as a technical leader driving the thermal architecture of advanced missile systems from concept through qualification and production. This position supports spacecraft, missile, hypersonic, or other advanced aerospace platforms operating in extreme and highly dynamic environments. If you’re looking for ownership, influence, and the opportunity to solve complex, high-consequence engineering challenges — this role is built for you. What does this role look like? As a senior member...

Description: Role Overview As a Test Engineer within Lockheed Martin Space, you will play a key role in ensuring complex aerospace systems are properly assembled, integrated, and tested before delivery. You will support the full lifecycle of hardware integration and testing—helping verify system performance, resolve issues, and ensure mission readiness. This role offers hands-on technical work, collaboration across disciplines, and the opportunity to grow into a Certified Test Conductor supporting high-visibility aerospace programs. Key Duties / Responsibilities • Test Lead for Mission Support Vehicle on NGI • Execute assembly, integration, and test activities to ensure systems operate as designed • Develop, update, and maintain test procedures that support vehicle integration and delivery • Plan and coordinate daily test readiness and execution across multiple internal and external teams • Support and perform system and subsystem testing, including regression testing after...