Guidance Navigation & Control Engineer IV (Staff)

About Lockheed Martin Space

Space is a critical domain, connecting our technologies, our security, and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire, and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you.

About The Role

The Guidance, Navigation, and Control (GNC) Subsystems and CoreSim Team is made up of enthusiastic and talented individuals that design and produce the hardware, algorithms, and software required to solve the challenging problems of controlling spacecraft systems in a harsh, zero-g environment. This position will report directly to the GNC Manager within the GNC Talent Center organization of Lockheed Martin Space. As an experienced GNC analyst in this role, you will support and lead a program within the multiple satellite buses in Lockheed Martin’s portfolio, including, but not limited to, the LM400 and LM2100 satellite series.

Responsibilities

• Design, analyze, and optimize GNC subsystem dynamics and control systems using MATLAB/Simulink.
• Develop and verify high-fidelity simulation models in MATLAB/Simulink and C++ environments.
• Support system integration, test, and verification activities to ensure subsystem performance meets program requirements.
• Collaborate with cross-functional teams throughout the program life cycle, from requirements through verification and validation.
• Contribute to mission operations and post-launch performance assessments, as needed.
• Lead a small team of engineers to execute on program milestones and support system-level design reviews.
• Own the GNC subsystem output including plans for PDR, CDR, SIQT, Delivery, and Launch of various vehicles through the design life cycle.

Successful applicants generally have at least 5+ years of related experience and may have a post-secondary degree or training in a related discipline.

Requirements

• Subject Matter Expertise in spacecraft controller design and optimization.
• Experience in developing and verifying performance of simulation models in simulation environments using programming tools that include MATLAB/Simulink and C++.
• U.S. Citizenship is required to meet program/customer requirements.
• Eligibility to obtain and maintain Top Secret with adjudicated SCI Eligibility (i.e., TS/SCI) for long-term employment on this program.

Desired Skills

• Experience with CORESIM.
• Experience with flight software development and autocode to C++ and Python.
• Attitude Determination and Kalman Filter Experience.
• Multi-body dynamics experience.
• Familiarity with a GN&C hardware suite for space applications.
• Experience going through a spacecraft program life cycle encompassing requirements generation, design, analysis, integration, verification, and testing of the GN&C subsystem for space applications including mission operations.
• Ability to work in a fast-paced, dynamic, collaborative team environment.
• Demonstrated good communication skills with the ability to articulate complex technical issues to peers, management, subcontractors, and customers.
• Active security clearance.
• Proficiency in AI prompting as it applies to this position.

Pay

Full-Time Salary Range: $135,700.00 - $251,900.00. The salary range is a general guideline and considers factors such as scope and responsibilities of the position, candidate's work experience, education/training, key skills, as well as market (work location) and business considerations when extending an offer.

Benefits

• Medical, Dental, Vision.
• Flexible work arrangements and schedules (e.g., 4x10).
• 401(k) match.
• Paid time off, Holidays, Parental Leave.
• Employee Assistance Program (EAP).
• Flexible Spending Accounts.
• Education Assistance.
• Life Insurance, Short-Term Disability, and Long-Term Disability.
• Annual short-term and/or long-term incentive compensation programs may be offered depending on the position. Payments under these annual programs are not guaranteed and can vary from year to year based on performance metrics.

For Washington state applicants only: Non-represented full-time employees accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full-time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year.