Systems Engineer Senior - Level 3

You will be the Systems Engineer Senior for the Common Stim team which is responsible for managing multi-spectral lab stimulator procurement activities across Lines of Business used in the development of real-time simulation systems.

What You Will Be Doing

As the Systems Engineer Senior you will be responsible for serving as the technical bridge between simulation lab teams and external hardware suppliers, ensuring stimulator systems meet program requirements.

Your responsibilities will include:

• Procure Electronic Warfare, RADAR, Communication, Navigation & Interrogation, and EO/IR stimulator subsystems.
• Develop subsystem requirements and translate laboratory customer needs into clear specifications for suppliers.
• Manage requirements change implementation between internal engineering teams and external product suppliers.
• Support system integration and verification of new capabilities in hardware-in-the-loop (HITL) simulation environments.
• Plan component obsolescence, resolve anomalies, and develop proposals and requests for proposals.

You thrive at the intersection of lab and supplier, engineering depth and program execution. You are technically sharp, trusted by teammates to ask the right questions in design reviews, and capable of translating insights into actionable lab specifications. You take ownership beyond your immediate scope, spot gaps before they become issues, and manage competing priorities without losing detail. Your communication is precise, whether writing requirements, presenting schedules, or having informal conversations with program leads. A strong technical foundation, curiosity to learn, and a collaborative instinct define you. Experience in defense or other complex, regulated industries is a plus., MUST BE A U.S. CITIZEN - This position is located at a facility that requires special access. The selected candidate must be able to obtain and maintain an active Secret clearance., * Bachelor's degree in engineering, applied science, computer science, or a related technical field

• Experience in leading the implementation of Systems Engineering practices including requirements development, system design, integration, and/or verification

• Experience working with external suppliers or cross-organizational technical teams Desired Skills:

• Degrees preferred: Electrical Engineering, Mechanical Engineering, Aerospace Engineering, Computer Engineering, Systems Engineering, Applied Physics, or related technical discipline

• Experience in the development lifecycle of hardware-in-the-loop (HITL) or real-time simulation systems

• Experience with functional and interface knowledge on one or more of the following (or analogous commercial equivalents): RADAR, Electronic Warfare, Communications/Navigation/Identification (CNI), RF systems, infrared/EO sensors, and avionics subsystems

• Experience managing technical supplier relationships through a full development lifecycle

• Familiarity with Radio-Frequency (RF) and Infrared (IR) Engineering

• Familiarity with F-35 Mission Systems Architecture and subsystems

• Working knowledge regarding military threat analysis or defense simulation environments

• Experience in development and execution of System Test Procedures

• Experience in delivering products to external customers

• Experience writing or contributing to proposals and Global Supply Chain Request for Proposal (RFP)s

• Experience using the DOORS requirements management tool (or similar requirements management tools)

• Experience using JIRA for workflow management (or similar workflow tracking tools)

• Demonstrated experience in detail planning including task decomposition, estimating, and scheduling (MS Project or similar) Security Clearance Statement: This position requires a government security clearance, you must be a US Citizen for consideration. Clearance Level: Secret with Investigation or CV date within 5 years, Ability to Work Remotely: Onsite Full-time: The work associated with this position will be performed onsite at a designated Lockheed Martin facility.

Work Schedules: Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees. Schedules range from standard 40 hours over a five day work week while others may be condensed. These condensed schedules provide employees with additional time away from the office and are in addition to our Paid Time off benefits. Schedule for this Position: 4x10 hour day, 3 days off per week Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics. The application window will close in 90 days; applicants are encouraged to apply within 5 - 30 days of the requisition posting date in order to receive optimal consideration. At Lockheed Martin, we use our passion for purposeful innovation to help keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work.

With our employees as our priority, we provide diverse career opportunities designed to propel, develop, and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. We place an emphasis on empowering our employees by fostering an inclusive environment built upon integrity and corporate responsibility.

We are committed to supporting your work-life balance and overall well-being, offering flexible scheduling options. Learn more about Lockheed Martin's comprehensive benefits package here. Do you want to be part of a company culture that empowers employees to think big, lead with a growth mindset, and make the impossible a reality? We provide the resources and give you the flexibility to enable inspiration and focus - if you have the passion and courage to dream big, work hard, and have fun doing what you love then we want to build a better tomorrow with you.