6 senior principal systems engineer jobs found

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...

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: Company Mission & Program Overview At Lockheed Martin Space , we don’t just imagine the future—we build it. Our teams tackle some of the world’s most complex engineering challenges, delivering solutions that help protect lives and strengthen global security. Every day, our people bring passion, curiosity, and technical excellence to missions that truly matter. One of those missions is missile defense. Through constant innovation and deep collaboration, we design and integrate advanced systems that can detect, track, and intercept missile threats across all domains. What was once science fiction—intercepting a missile with a missile—is now a proven reality. The Next Generation Interceptor (NGI) program represents the next leap forward in missile defense capability. This program brings together cutting-edge technology, disciplined engineering, and mission-driven professionals to deliver solutions that could redefine how the world responds to emerging threats....

Description: As one of Lockheed Martin’s first cruise missiles, JASSM has experienced over 20 years of successful partnership with the U.S. Air Force, providing continued significant long-range, precision engagement capabilities for air-to-ground missions. The combat proven and mission effective weapon system is designed to destroy high-value, well-defended, fixed and relocatable targets from significant standoff range, keeping aircrews well out of danger from hostile air defense systems without compromise to lethality or reach. This position is responsible for all phases of the software development lifecycle including requirements analysis, design, code and unit test, and hardware/software integration and verification. The individual will develop embedded software in C++ and embedded operating system in an Agile environment using JIRA, Git and Confluence. The individual will need to apply appropriate standards, processes, procedures and tools throughout the development...

Description: Lockheed Martin is a global security and aerospace company that employs approximately 114,000 people worldwide and is principally engaged in the research, design, development, manufacture, integration, and sustainment of advanced technology systems, products, and services. Lockheed Martin Missiles and Fire Control (MFC) is one of four Lockheed Martin business areas. We are experiencing growth and looking for a motivated Production Test Engineer to join our Troy Test Engineering team. This position is ideal for engineers with 3+ years of relevant experience who are passionate about test and integration. You will support the testing of missiles and missile subsystems, helping to maintain efficient production flows while learning best practices in test development and troubleshooting. In this hands-on role, you will work closely with production technicians, senior test engineers, design engineers, and quality teams to identify and resolve issues, improve test...

Description: Lockheed Martin is a global security and aerospace company that employs approximately 114,000 people worldwide and is principally engaged in the research, design, development, manufacture, integration, and sustainment of advanced technology systems, products, and services. Lockheed Martin Missiles and Fire Control (MFC) is one of four Lockheed Martin business areas. We are experiencing growth and are looking for a motivated Early Career Production Test Engineer to join our Troy Test Engineering team. This early-career position is ideal for engineers with 1 - 3 years of relevant experience who are passionate about test and integration. You will support the testing of missiles and missile subsystems, helping to maintain efficient production flows while learning best practices in test development and troubleshooting. In this hands-on role, you will work closely with production technicians, senior test engineers, design engineers, and quality teams to identify and...