Job ID: 712257BR Date posted: Dec. 11, 2025
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 Fleet Ballistic Missile (FBM) Program is seeking a Responsible Engineer to support Systems Engineering Integration and Test (SEIT) for the Trident II ballistic missile on the Life Extension 2 (LE2) program. The SEIT team oversees interface definitions, plans and executes verification processes, and supports development project under the FBM Program for LE2.

The LE2 Missile Responsible Systems Engineer (RSE) is the technical advocate for the missile system throughout the product’s life cycle, including requirements definition design development, integration, testing, and mission operations.

This role provides engineering authority and accountability for missile‑specific requirements, performance, reliability, and safety throughout the system life‑cycle. This role provides engineering authority and accountability for missile‑specific requirements, performance, reliability, and safety throughout the system lifecycle.

As the Missile RSE on the FBM LE2 program, you will:

• Lead the definition, verification, and validation of missile system requirements in alignment with program milestones and Navy customer requirements
• Ensure the technical integrity of the missile while considering allocated cost and
schedule constraints
• Direct and mentor a multidisciplinary team (structures, propulsion, guidance, avionics, etc.) to deliver integrated missile solutions
• Conduct trade‑studies and technology assessments for new materials and mission architecture concepts
• Oversee critical design reviews, test plans, and flight‑test execution; assess test data and drive corrective actions
• Interface with program management, customers, and certification authorities to ensure compliance with FBM LE2 program requirements
• Prepare technical reports, risk registers, and status updates for senior leadership and external stakeholders
• Champion continuous improvement initiatives, including incorporation of Model‑Based Systems Engineering (MBSE) practices
Basic Qualifications:
• Experience with one or more of the following Systems Engineering principles - system or subsystem:

1) Design/Development
2) Integration
3) Test
4) Evaluation

• Experience in technical integration
• Experience providing technical guidance and support across multiple disciplines, and facilitating collaboration among stakeholders to drive project success
• Experience integrating various subsystems and components to meet system requirements
• Experience working with teams and stakeholders in development projects
• Active Secret Clearance; US Citizenship required
Desired Skills:
• Systems Modeling and Architecture Experience
• Familiarity with Lockheed Martin Processes and Procedures
• Master's Degree in Engineering or Related Field: A master's degree in a relevant field
• FBM Experience: Experience working within the FBM program
• .5 years of program experience and 3 years LM experience • 2 years similar product experience, 4 years related experience, 3 years leadership experience.
• Prior experience as multiple package certified principle engineer (CPE) or prior experience as a subsystem responsible systems engineer (RSE)
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: 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 $151,200 - $266,570. 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: Systems Engineering: System of Systems Integration
Type: Full-Time
Shift: First