Systems Engineer, Senior - Simulation
- US citizenship
- Top Secret clearance
- Secret clearance
How this pay compares
This posting states $95.9k–$178k a year. Open systems engineer jobs in Colorado post a median of $152k a year, the middle half $131k–$171k, across 195 jobs that state their pay, so this one is within the middle half of what they post.
About the job
## Standard Job Description 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. We are currently seeking a System Simulation Engineer.
As a System Simulation Engineer you will work with a team of Systems, Software, and GNC Engineers in performing the following duties and functions: - Develop a 6DOF physics based missile trajectory simulation used across the FBM program - Write or modify software to support and perform specific analysis - Perform verification and validation of the new simulation against legacy simulation and post flight data - Evaluate system performance in complex scenarios and environments and verify system and subsystem level requirements - Create technical memos, present simulation demos to internal engineering teams, customer technical representatives, and Program Office personnel during technical exchange meetings - Provide support to the simulation’s user base, working groups, for LM personnel and various non-LM FBM contractors The information below reflects the standard job description for this position: Performs technical planning, system integration, verification and validation, cost and risk, and supportability and effectiveness analyses for total systems.
Analyses are performed at all levels of total system product to include: concept, design, fabrication, test, installation, operation, maintenance and disposal. Ensures the logical and systematic conversion of customer or product requirements into total systems solutions that acknowledge technical, schedule, and cost constraints.
Performs functional analysis, timeline analysis, detail trade studies, requirements allocation and interface definition studies to translate customer requirements into hardware and software specifications. ## Basic Qualifications - Experience as a Systems Engineer, Aerospace Engineer, Software Engineer, and/or Guidance, Navigation, & Controls (GNC) Engineer - Experience in flight dynamics, trajectories, physics-based modeling, and/or time domain simulations. - Programming experience in C++ - Experience with software configuration management tools (Git, Artifactory, Nexus or similar) - Active/Valid Secret Security clearance with ability to obtain and maintain a Top Secret Security Clearance; US Citizenship required. ## Desired Skills - Bachelor’s degree in engineering, math, physics or other related field. - Excellent written and verbal communication skills to include generation and presentation of verification plans, analysis reports, algorithm description documentation, other technical documents. - 1+ years Hands‑on experience performing guidance, navigation, or flight control engineering on aerospace or missile applications - Experience integrating and testing hardware and software in Hardware In-the-Loop (HWIL) - Experience programming in UNIX/LINUX operating system (O/S) environment. - Strong problem‑solving abilities; can debug and optimize scripts - Familiarity with STK, MBSE, Cameo, Agile. process. - FBM program or similair missile program experience. - Active Top Secret clearance. ## Pay Information Full-Time Salary Range: $95900.00 - $178100.00 At Lockheed Martin, we know mission success starts with taking care of our people.
Our Total Rewards program is designed to attract top talent, support your well-being, and help you grow - both professionally and personally. The salary range for this position is as listed on the requisition. Please note that the salary information listed is a general guideline only.
Lockheed Martin considers factors such as (but not limited to) 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 offered:Medical, Dental, Vision, Flexible work arrangements and schedules (e.g., 4x10), 401(k) match, Paid time off, Holidays, Parental Leave, 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 and are tied to a range of 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.
From Lockheed Martin's job posting, checked 7 Nov 2026. The employer's own page is the final word on requirements and availability.
Selected agencies hiring now
Contract Professionals Inc (CPI)Engineering and technical staffing agency
Aerospace and defense staffing firm in Waterford, Michigan, placing engineers, maintenance technicians, mechanics, welders and CNC machinists.
Places: Propulsion, Mechanical, Avionics, RF & Payloads
Moseley Technical ServicesEngineering and technical staffing agency
Engineering and technical staffing firm in Huntsville, Alabama, placing engineers and A&P, sheet metal, CNC and quality technicians.
Places: Propulsion, Mechanical, Avionics, RF & Payloads
These agencies and apps pay SpaceJobs.Now a referral fee when someone we introduce is placed or signs up. It costs you nothing and never changes your pay. Employers' own jobs below keep their own order.
Sponsored jobs from job networks, which pay SpaceJobs.Now when you click one.
Free tools for this application: check your resume against this job, answer the application's questions or see every free tool.
New systems engineering, integration and test jobs in space in Colorado, by email
One email a week with the newest ones, straight from the employers' own careers sites, with the pay each posting states. Free, stop anytime.
About Lockheed Martin
Lockheed Martin Space builds GPS and missile warning satellites, NASA's Orion crew capsule and deep space probes.
Pay on its listings: 98.1% of its open jobs state an hourly rate
How it pays: Paid as an employee on Lockheed Martin's own payroll (salaried or hourly, as each posting states).
More open jobs at Lockheed Martin
- Circuit Design Engineering Associate Manager, Avionics, Secret Clearance$135,700–$251,900/yr
- Electrical/Test Engineer II$79,300–$147,300/yr
- Project Engineer Sr - E3
- Project Engineer - E2
- Systems Engineer Senior (Level 3)$95,900–$178,100/yr
- Electronics Engineering Associate Manager$118,000–$219,100/yr
More systems engineering, integration and test jobs in space
- Software System Engineer
- Engineer Senior Principal - CONOPS - $10,000 SIGN-ON BONUS$132,962–$226,035/yr
- Engineer Senior Principal – Space Vehicle Systems / Simulators$132,962–$226,035/yr
- Associate Manager, Integration and Test Engineering 1
- Scientist, Systems Engineering (Chief Systems Engineer): Sign-on bonus ($50k max) 1
- Hardware Test Engineer$110,000–$176,000/yr
A systems, integration or test engineer?
One profile for every employer here. Space companies and their recruiters ask us for people with a specific degree, clearance, specialty or location: add yours once, and when a job fits, we introduce you, only with your yes. Free.
Lockheed Martin openings, sent to you weekly
Each week we send the newest postings from Lockheed Martin's own careers site, along with similar openings at other space employers. It costs nothing and you can stop anytime.