3 mechanical engineer senior jobs found in Huntsville, AL

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 Senior Systems Integration and Test Engineer, you will help bring complex hardware systems to life. You’ll plan and execute integration and testing activities that support the THAAD Ground program—delivering critical capabilities for defense missions. Your work will span development through production, ensuring systems perform reliably when it matters most. Key Duties / Responsibilities ● Provide technical oversight for hardware assembly, integration, and testing ● Lead and support teams executing integration and test activities ● Develop and review technical documents, test plans, and presentations ● Present program status and technical results to leadership and customers ● Partner with cross-functional teams to resolve issues and improve processes ● Support program reviews and ensure alignment with customer requirements Work Environment ● Onsite role based in Huntsville, Alabama, across multiple facilities ● Collaborative, team-oriented...

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...