System Engineer Sr. - Mission Planning - Orlando, FL

Reference: 730056BRPosted: 2026-05-28Location: Orlando, FloridaClearance: SecretCompany: Lockheed MartinDescription:Lockheed Martin Missiles and Fire Control (MFC) is seeking a Level 3 Systems Engineer to serve as the Product Owner for Mission Planning embedded software products. Our team is responsible for the design, development, and manufacture of precision-engagement aerospace and defense systems for the U.S. and allied militaries.What You Will Be DoingIn this role, you will bridge the gap between high-level program requirements and technical execution. You will lead the evolution of JASSM Mission Planning software products, overseeing new designs, updates, enhancements, and defect corrections across multiple U.S. and international contracts. This position requires a unique blend of technical systems engineering expertise and Agile leadership to ensure that our software solutions are outcome-driven and aligned with the needs of the warfighterKey Responsibilities:• Product Ownership & Agile Leadership• Strategic Coordination: Collaborate closely with the Program Management Office (PMO), Solution Train, and peer Release Train Engineers (RTEs) to coordinate product and solution delivery.• Agile Transformation: Serve as a change agent for Agile transformation, coaching teams to achieve decentralized decision-making, improved alignment, and streamlined coordination.• Event Facilitation: Lead and support large solution-level events, including Program Increment (PI) Planning, ensuring the program remains outcome-driven.• Solution Health: Monitor the health of the solution through data-driven metrics and establish continuous process improvement cadences that deliver tangible value.• Operational Oversight: Identify and resolve systemic bottlenecks across the solution train to maintain delivery velocity and product quality.• Systems Engineering & Technical Execution• Architectural Development: Own the end-to-end design and development process. This includes identifying stakeholder needs, developing high- and low-level system architectures using Model-Based Systems Engineering (MBSE) via Cameo, and defining formal requirements (SRS, DRS).• Software Integration: Ensure Mission Planning software products are seamlessly integrated with external systems—including Missile Performance Models and the Joint Mission Planning System (JMPS)—within the defined Mission Planning Environment.Verification & Validation: Guarantee that all software requirements are fully verified by creating and executing comprehensive test plans, test cases, and acceptance test procedures utilizing simulation tools and specialized test data sets.User-Centric Design: Lead technical meetings with end-users to gather requirements and feedback, ensuring that user needs are directly incorporated into system-level designs.Contract & Customer ManagementStakeholder Engagement: Manage interactions with U.S. and international customers and subcontractors to ensure technical alignment and satisfaction.International Support: Prepare and deliver on-site training and technical support for inTo be considered for this role you must hold an active Secret clearance.Why Join UsFrom onsite to remote, we offer flexible work schedules to comprehensive benefits investing in your future and security, Learn more about Lockheed Martin’s comprehensive benefits package here.Basic Qualifications:• Experience: 5+ years of experience in systems engineering, specifically within mission planning or embedded software environments.• Technical Proficiency: Demonstrated experience in the full systems engineering lifecycle, including requirements definition and architectural design.• MBSE Tools: Proficiency in Cameo or similar MBSE tools for system architecting.• Agile Mindset: Experience working within a SAFe or Agile framework, with a proven ability to lead teams toward outcome-based delivery.• Clearance: Ability to obtain and maintain a U.S. Government Secret security clearance.Desired Skills:• SW Development: Familiarity with C programming languages. Scripting proficiency for the creation of automated tests and data analysis.• Domain Expertise: Previous experience with JASSM or similar precision-engagement weapon systems.• Education: Bachelor’s degree in Systems Engineering, Aerospace Engineering, Computer Science, or a related technical field.Security Clearance Statement: This position requires a government security clearance, you must be a US Citizen for consideration.Clearance Level: SecretOther Important Information You Should KnowExpression 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 weekLockheed 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 ProfessionalBusiness Unit: MISSILES AND FIRE CONTROLRelocation Available: PossibleCareer Area: Systems Engineering: OtherType: Full-TimeShift: First