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Working at Lockheed Martin

Modeling and Simulation Software Architect - Secret Clearance

Huntsville, Alabama

Job Responsibilities

Job ID: 689821BR Date posted: Mar. 29, 2025
Description:What We’re Doing
Our Team, the Modeling and Simulation Contract for Framework and Tools (MASC-F) team, is engineering, developing and integrating new capability for the Missile Defense System that currently protects the United States and its allies. The team develops the Objective Simulation Framework and RepBox tools to support the modeling and simulation needs for the Missile Defense System.

The Work
• In this role the successful candidate will be responsible for provide technical leadership for the system’s development including identifying technical issues and coordinating across the MASC-F program to resolve these issues, coordinating with associate contractors developing the applications, reporting status at meetings, and working closely with the test and integration team.

Work with the Chief Architect and deputy to ensure an integrated system solution is planned and architected. Create and update SysML diagrams for the RepBox architecture.

Collaborate with the MDA to ensure requirements and design considerations are managed and provide software guidance to the agile development teams.

Experience with Java/C++ coding languages, object oriented architectures, and object oriented design is required. Experience with Data Links and Comms, modular Open Mission Systems architectures, integrated development environment including debugger tools, networking, requirements generation, and systems interface development is highly desired.

Who You Are
A successful candidate must understand and be dedicated to the MASC-F mission including Missile and Space Defense. The successful candidate will need to utilize good communication skills and good organizational skills to facilitate collaboration across the many organizations necessary to accomplish challenging missions.

Who We Are
Lockheed Martin is a global leader in aerospace, defense, and technology solutions. Our team is made up of dedicated professionals who are passionate about pushing the boundaries of what's possible.

Why Join Us
• Excellent benefits and amenities.
• Ongoing career development and support.
• Rewards and recognition for your hard work.
• Medical and dental coverage.
• 401k retirement savings plan.
• Paid time off for work/life balance.
• Mentorship opportunities
Basic Qualifications:
• A final secret clearance is required
• C++ and Java software development experience
• Agile Software Development experience
• System Design Artifacts Generation / Software Design
• Artifacts Generation in UML/SySML using Enterprise Architect/Cameo or similar tool to create Class Diagrams, Sequence of Events Diagrams, and Activity Diagrams and their corresponding
• SySML diagrams
Desired Skills:
• Agile Process Tools (e.g. Version One, JIRA)
• Requirements generation and system interface development
• UML design documentation
• XML technologies for configuration and run-time messaging, including schema (XSD) and transforms (XSLT)
• Object Oriented (OO) Design
• Linux Operating System
• Configuration Management Systems (e.g. Git/Gitlab)
• System Requirements decomposition
• System Design Documents decomposition
• Knowledgeable of Agile process using Jira
Security Clearance Statement: This position requires a government security clearance, you must be a US Citizen for consideration.
Clearance Level: 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.
Join us at Lockheed Martin, where your mission is ours. Our customers tackle the hardest missions. Those that demand extraordinary amounts of courage, resilience and precision. They’re dangerous. Critical. Sometimes they even provide an opportunity to change the world and save lives. Those are the missions we care about.

As a leading technology innovation company, Lockheed Martin’s vast team works with partners around the world to bring proven performance to our customers’ toughest challenges. Lockheed Martin has employees based in many states throughout the U.S., and Internationally, with business locations in many nations and territories.
Experience Level: Experienced Professional
Business Unit: RMS
Relocation Available: Possible
Career Area: Software Engineering
Type: Task Order/IDIQ
Shift: First
Apply Now

About

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

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Qualifications

See what it takes to be a successful Lockheed Martin employee.

  • Collaborative

    There is no innovation without imagination. You bring new, different and exciting ideas to the table every day. You are committed to the success of your team.

  • Curious

    The ability to explore and drive new ideas. You think innovatively to come up with creative solutions to complex challenges.

  • Goal-oriented

    From planning and organizing to decision making, goal orientation produces impactful results. You set goals and strive to make things happen quickly and efficiently.

  • Proactive

    The ability to anticipate, plan and prepare for what lies ahead. You act rather than react to potential situations.

  • Problem Solver

    You work to tackle tough problems with complex solutions.

  • Strategic

    You observe, reflect and analyze processes to make more informed decisions.

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Quote

“Before I came to Lockheed Martin, I never thought I’d get these opportunities. The benefits available and the company’s value culture make it an incredibly supportive place to work, and I’m grateful to work somewhere that wants me to succeed. I hope to have a long career here making an impact, and I know I’ll be supported in doing that every step of the way.”

Ryan J., Enterprise Operations

Benefits

  • Healthcare

    Medical, Dental and Vision coverage is available for employees who opt-in.

  • 401(k)/Retirement Plans

    Our 401(k) plan features generous matching and company contributions.

  • Professional Development

    We support our employees through mentoring, internal & external educational programs, networking, skills enhancement and career-building programs.

  • Maternity and Paternity Leave

    Our generous parental leave policies support your journey into parenthood. When you return to work, our facilities offer mother's rooms to support your transition and work/life balance.

  • Paid Time Off

    We offer PTO, paid holidays and paid time off for jury duty and military obligations.

  • Flex-time

    Depending on the position, we offer flexible work schedules.

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