Lockheed Martin · 17 hours ago
Guidance Navigation & Control Engineer III (Senior) - Secret clearance
Lockheed Martin Space is a leader in aerospace innovation, focusing on transforming the future of space technology. The Senior GNC Engineer will be involved in modeling and simulation for missile guidance, navigation, and control, contributing to the Next Generation Interceptor program.
AerospaceCyber SecurityMachinery ManufacturingMilitaryNational SecurityRemote SensingSecurity
Responsibilities
Apply missile guidance, navigation, and control expertise to modeling and simulation
Integrate Matlab/Simulink models into a 6-DOF C++ simulation
Develop high fidelity models and simulation software
Build new source code in C++ and Python
Modify code in C++, C, Matlab, Simulink, Fortran, Python, Linux shell, and YAML
Create unit tests
Execute simulation software on a high performance computing cluster including Linux systems or VMs
Work in an Agile DevOps environment with Docker/Container and Kubernetes deployment
Collaborate with the performance analysts, Flight Software team, and customer
Algorithm Development
Qualification
Required
3+ years of related experience
U.S. Citizenship
Currently Active Secret security clearance
Broad technical skills such as rigid body dynamics, control theory, and/or computer programming
Proven experience using Matlab and/or Simulink for simulations, analysis of feedback control systems, closed loop guidance, or navigation algorithms
Strong math skills in the areas of linear algebra, matrix math, statistics, trigonometry, and/or coordinate transformation
Ability to clearly document analysis results in presentation slides and engineering memos
Ability to work in a fast-paced, collaborative team environment
Preferred
Experience with simulations and physics-based modeling
Experience with state estimation and navigation algorithms, including Extended Kalman Filters
Experience with kinematics using Euler Angles and Quaternions
Experience constructing pointing budgets
Experience with autopilot design and linear stability analysis
Experience with missile or missile defense systems, particularly the THAAD algorithms and flight software
Experience with C++ development and Gitlab
Experience with FORTRAN and 6DOF simulations
Experience with model based software development using Simulink (autocoding)
Excellent written and verbal communication skills
Strong interpersonal skills
Demonstrated ability as a team player to build consensus among peers and build effective relationships with team members
Demonstrated communication skills with the ability to articulate complex technical issues to peers, management, subcontractors and customers
Familiarity with software development, Agility
Distributed/parallel processing
Familiarity or experience with missile development or fire control
Cameo or Unified Modeling Language (UML)
CI/CD pipeline experience
Benefits
Medical
Dental
Vision
Life Insurance
Short-Term Disability
Long-Term Disability
401(k) match
Flexible Spending Accounts
EAP
Education Assistance
Parental Leave
Paid time off
Holidays
Company
Lockheed Martin
Lockheed Martin is a global security and aerospace company that specializes in advanced technology systems, products, and services. It is a sub-organization of Lockheed Martin.
Funding
Current Stage
Public CompanyTotal Funding
$6.06BKey Investors
Air Force Research Laboratory
2025-12-05Post Ipo Debt· $3B
2025-08-28Post Ipo Debt· $3B
2023-11-13Grant· $33.7M
Recent News
2026-01-09
2026-01-09
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