
Software Engineer Staff
Role summary
Lockheed Martin Space is seeking a Missile Performance Simulation Software Engineer to join their FBM Missile Performance group. This role involves maintaining and modernizing simulation tools, supporting the architecture of next-generation software, and executing software development in a team environment. Responsibilities include participating in Agile ceremonies, analyzing and solving complex software problems, and collaborating with various engineering disciplines. The position requires US citizenship and the ability to obtain a Top Secret clearance. Experience in simulation software development, testing, validation, configuration management, and programming in languages like MATLAB, Fortran, C/C++, Python, or Java is essential.
JOB ID: 722204BR
Date posted: Mar. 30, 2026
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.
The FBM Missile Performance group maintains and uses a collection of tools, scripts, and data to perform system level missile performance analyses and deliver data to a variety of internal and external stakeholders. As a Missile Performance Simulation Software Engineer, you will work with a team of engineers to maintain and modernize these tools, including performing the following functions:
- Execute software development and programming in a team environment potentially supporting multiple projects or task orders supporting the maintenance, modernization and capability upgrades to multiple software products developed and sustained by this program
- Support development of the architecture of the next generation of FBM Missile Performance simulation software
- Participate in sprint planning, daily stand-ups, sprint reviews, and retrospectives to ensure timely delivery of software features
- Analyze and solve complex software problems, working closely with team members to identify and implement solutions
- Collaborate closely with analysts, project management, systems engineers, systems integration and test engineers as well as fellow software engineers
US Citizenship required: Must have the ability to obtain an maintain a Top Secret Clearance. Must have a final secret clearance to start.
Basic Qualifications:
- Experience in simulation software development, software testing and validation, and software configuration management
- Programming experience in one or more of the following: MATLAB, Fortran, C/C++, Python, Java
US Citizenship required: Must have the ability to obtain an maintain a Top Secret Clearance. Must have a final secret clearance to start.
Desired Skills:
- Knowledge of missile trajectory analysis and products
- Experience programming in UNIX/LINUX operating system (O/S) environment
- Knowledge of FORTRAN (or similar)
- Strong programming experience (C/C++ or Similar)
- Experience with automated build, test, continuous delivery and deployment
- Experience with enterprise version control tooling such as Gitlab
- FBM program experience
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:
9x80 every other Friday off
Pay Rate: The annual base salary range for this position in California, Massachusetts, and New York (excluding most major metropolitan areas), Colorado, Hawaii, Illinois, Maryland, Minnesota, New Jersey, Vermont, Washington or Washington DC is $113,900 - $200,905. For states not referenced above, the salary range for this position will reflect the candidate’s final work location. Please note that the salary information 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 and business considerations when extending an offer.
Benefits offered: 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, and Holidays.
(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.
This position is incentive plan eligible.
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:
SPACE
Relocation Available:
Possible
Career Area:
Information Technology
Type:
Full-Time
Shift:
First
At Lockheed Martin, we apply our passion for purposeful innovation to keep people safe and solve the world's most complex challenges.
Pioneering Defense Technology: From aerospace to outer space to cyber space, you can innovate mission solutions alongside the best minds in the business.
United By Culture: Excellence, integrity, and collaboration define us. We accelerate change and embrace one another’s perspectives to win for our customers.
Real Impact, Real Growth: Grow your career and skills for life. Our wide array of opportunities and technology-driven learning programs enable your development and agility.
Your Health, Your Wealth, Your Life: Competitive pay, comprehensive benefits and flexible schedules designed so you thrive — at work and beyond.
Empowered to Be Your Best: Use your strengths to make a difference in the lives of one another, our customers, our communities, and our planet.
Here, the possibilities are endless because we offer:
Flexible Schedules, dependent on role
Levels: Student, Entry, Mid, Senior, Management
Locations: Nationwide & OCONUS Positions
Sample Lockheed Martin interview questions
- 1
Build a real-time collaborative platform for coding teams.
system designmedium - 2
Design a system for real-time processing of mobile app analytics.
system designmedium - 3
Maximum Depth of an N-ary Tree Find the maximum depth of an N-ary tree. Input: root = [1,null,2,null,3,null,4] Output: 4 Explanation: The tree is essentially a straight line, requiring a traversal that reaches a maximum depth of 4 layers.
codingmedium - 4
Split Array into Consecutive Subsequences Split an array into consecutive subsequences. Input: nums = [1,2,3,4,4,5] Output: FALSE Explanation: The numbers can form [1,2,3,4], but the remaining leftover group [4,5] is too short to form a valid sequence of length 3.
codingmedium - 5
Merge a New Interval Merge a new interval into a list of non-overlapping intervals. Input: intervals = [[1,2],[3,5],[6,7],[8,10],[12,16]], newInterval = [4,8] Output: [[1,2],[3,10],[12,16]] Explanation: The new interval overlaps with [3,5], [6,7], and [8,10], merging them all into the unified block [3,10].
codingmedium
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