GNC Modeling & Simulation Staff Engineer - Orlando, FL

Job ID : 706828BR Date posted : Oct. 03, 2025

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.

At Lockheed Martin, we apply our passion for purposeful innovation to keep people safe and solve the world's most complex challenges.

We are seeking an experienced Guidance, Navigation, and Control (GNC) Engineer who will specialize in Modeling and Simulation (M&S) of complex technical solutions to join our team in sunny Orlando Florida!

What You Will Be Doing

This person will join a highly skilled team of systems engineering technologists and algorithm developers supporting various contracts and IRADs within Missiles and Fire Control. Modeling & Simulation Engineer tasks include :

Design and documentation of model and simulation requirements and architecture

Develop, verify, and validate both complex models and simulations such as missile 6-degree-of-freedom simulations (6-DOF) and effects-based simulations

Evaluate system performance in complex scenarios and environments and verify system and subsystem level requirements

Perform critical studies, analyses, and test activities

Support ground and flight test efforts including Hardware-In-The-Loop (HWIL) activities

Support program reviews and technical interchange meetings with internal leadership and / or external customers.

The candidate must have experience in weapon system and / or sensor modeling, both for the items to be modeled, and the synthetic modeled environments used to stimulate the simulated hardware.

The M&S Engineer must be able to work with subsystem and software engineers to integrate MATLAB models, C++ models, and actual tactical software into the simulations.

The M&S Engineer must be proficient in C++ and MATLAB. The candidate must have good communication skills and must be comfortable working in a collaborative environment.

Why Join Us

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.

Further Information About This Opportunity :

Discover more about our Orlando, Florida location.

Relocation assistance is possible for this exciting position.

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Basic Qualifications :

Post secondary STEM degree with 5+ years of relevant experience.

An active U.S. DOD Secret clearance with an investigation date or CV in the last 5 years

Willing to work onsite in a classified area or lab environment

Demonstrated experience in digital simulation development for infrared sensor systems

Professionally demonstrated advanced proficiency in C++

Professionally demonstrated advanced proficiency in Matlab or Python

Professionally demonstrated strong math skills in the areas of linear algebra, matrix math, statistics, trigonometry, and coordinate transformations

Strong written / verbal communication and organizational and interpersonal skills

Desired Skills :

Active US DoD Top Secret clearance

Experience operating in Linux environments

Experience with Agile development

Experience performing one or more of the following technical GNC assignments :

o Develop and analyze algorithms such as guidance, navigation, autopilot, inertial tracking, and servo control algorithms

o Develop and / or verify / validate complex vehicle models and simulations such as missile 6-degree-of-freedom simulations

o Demonstrated strong math skills in the areas of linear algebra, matrix math, statistics, trigonometry, and coordinate transformations

o Develop, verify and validate complex Electro Optical / InfraRed and / or Radio Frequency sensor models

o Ability to perform preflight system performance assessment and post flight verification analyses

Experience deploying algorithms that satisfy real-time performance requirements

Experience with DevOps / DevSecOps CI / CD pipelines and software version control such as Git

Security Clearance Statement : This position requires a government security clearance, you must be a US Citizen for consideration.

Clearance Level : Top Secret

Other Important Information You Should Know

Expression of Interest : By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings.

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.

If this sounds like a culture you connect with, you're invited to apply for this role. Or, if you are unsure whether your experience aligns with the requirements of this position, we encourage you to search on Lockheed Martin Jobs, and apply for roles that align with your qualifications.

Experience Level : Experienced Professional

Business Unit : MISSILES AND FIRE CONTROL

Relocation Available : Possible

Career Area : Guidance, Navigation and Control

Type : Full-Time

Shift : First

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