Software Simulation Lead

Relha LLC; Huntsville (AL); On-site; USD 110,000 - 160,000; Full time

Job summary

KBR’s Mission Technology Solutions division is seeking a Lead Software Engineer to oversee software and modeling + simulation activities for a DoD ACAT III program at Redstone Arsenal, Huntsville, AL. You will guide MBSE model development, drive data-centric processes, and lead the VV&A and integration efforts across government and contractor teams.

In this on-site role, you will coordinate SQT activities, manage SW architecture reviews for MOSA compliance, and ensure timely SW documentation

Qualifications

• Bachelor's degree in Engineering, Physics, Mathematics, CS or STEM with 5+ years of experience.
• Experience managing system models with MBSE tools (Cameo, MagicDraw, Rhapsody).
• Experience leading or participating in a formal DoD VV&A process.
• Proven experience overseeing contractor software development on a DoD program.
• Expert knowledge of Army digital engineering strategies, standards, MOSA.
• Strong understanding of the DoD acquisition lifecycle and OTA basics.
• Willingness to travel 15–20%.
• US Citizenship with an active SECRET clearance.

Responsibilities

• Lead MBSE-driven development and maintenance of the government’s authoritative system model using MBSE principles and tools (e.g., SysML).
• Champion the program’s transition from document-centric to data-centric processes, ensuring digital artifacts are the authoritative source of truth for the technical baseline.
• Architect the government’s digital engineering environment, ensuring it can integrate with contractor models to form a cohesive digital thread.
• Provide direct technical oversight of the contractor’s development of their M&S model and a separate M&S tool.
• Lead the government’s formal VV&A effort for the contractor’s M&S Tool, including VV&A Plan and coordination with V&V and Accreditation agents.
• Drive the integration strategy to connect the government’s MBSE model with the contractor’s M&S model for data exchange and validation.
• Lead model development and drive the technical integration with the Army’s IBCS and other C2 systems.
• Drive the end-to-end SW development lifecycle and review contractor’s SW architecture for MOSA compliance.
• Witness SW Qualification Testing to validate performance and functional requirements.
• Chair the SW Change Control Board to adjudicate changes and manage STRs.
• Coordinate with Army stakeholders on Software Material Release (SMR) and ensure timely delivery and quality of SW docs.
• Act as the government lead for a complete Technical Data Package (TDP) and verify presence of source code, build scripts, digital models, and docs.
• Work with contracting to validate SW and model data rights assertions and Government Purpose Rights (GPR) per OTA.

Skills

MBSE

Education

Bachelor’s degree in STEM

Master’s degree (preferred) in Software Eng.

Tools

Cameo

MagicDraw

Rhapsody

Job description

KBR’s Mission Technology Solutions (MTS) division delivers mission engineering solutions for critical U.S. Army programs, specializing in aviation and ground systems, integrated air and missile defense, and threat and target systems. As a trusted partner of the U.S. Department of War, MTS provides innovative, technology-driven solutions to enhance national security. With a global presence and a strong ethical framework, KBR ensures secure, effective, and mission-ready capabilities worldwide.

Job Summary

The Lead Software Engineer position supports Software (SW) and Modeling and Simulation (M&S) activities for the government’s Search, Track, Acquire, Radiate, Eliminate (STARE) Project Office for an Army ACAT III Program. This position will directly support the STARE government customer in coordination of SW and M&S activities. Rigorous technical oversight will be provided for the prime contractor’s software design, development, and testing efforts. Your expertise will be critical to ensure delivery of a secure, performant, and sustainable SW system that meets all programmatic and warfighter requirements. As the engineering subject matter expert, you will be empowered to lead the program’s digital transformation, to technically review contractor deliverables while simultaneously building the government’s own digital engineering capabilities.

This is a full-time, on-contractor site position located in Huntsville, AL on Redstone Arsenal. The candidate must be a resident or able to relocate to the area.

Roles and Responsibilities

Lead the development and maintenance of the government’s authoritative system model using Model Based Systems Engineering (MBSE) principles and tools (e.g., SysML).

Champion the program’s transition from document-centric to data-centric processes, ensuring that digital artifacts serve as the authoritative source of truth for the technical baseline.

Architect the government’s digital engineering environment, ensuring it can integrate with contractor models to form a cohesive digital thread.

Provide direct technical oversight of the contractor’s development of their M&S model and a separate, deliverable M&S tool.

Lead the government’s formal Verification, Validation, and Accreditation (VV&A) effort for the contractor’s M&S Tool. This includes developing the VV&A Plan and schedule to align with program objectives and test timelines and coordinating between organizations (V&V agent, Accreditation Agent) to meet Accreditation objectives.

Drive the integration strategy to connect the government’s MBSE model with the contractor’s M&S model. You will ensure a seamless data exchange exists, enabling the use of simulation to validate system requirements and predict performance.

Leads model development and drive the technical integration with the Army's IBCS and other C2 systems.

Drive the end to end SW development lifecycle and conduct in-depth technical reviews of the contractor’s SW architecture, verifying its compliance with mandated Army standards like the Modular Open Systems Approach (MOSA).

Witness all formal SW Qualification Testing (SQT) to independently validate that the software meets or exceeds all performance and functional requirements.

Chair the SW Change Control Board (CCB) to adjudicate and approve all changes to the accepted SW baseline and ensure all SW Trouble Reports (STRs) are rapidly triaged, prioritized, and corrected.

Coordinate with US Army stakeholders on Software Material Release (SMR) to support fielding schedule and ensure timely delivery and quality of all SW documentations (SW Requirements Spec, SW Design Documentation, Test Reports, SW Roadmap).

Act as the government’s lead for ensuring a complete and usable Technical Data Package (TDP) is delivered and verify that all SW and digital components (source code, build scripts, digital models, and documentation)– are present and sufficient for future organic government sustainment.

Work with contracting officer to validate SW and model data rights assertions, ensuring the government secures all necessary Government Purpose Rights (GPR) as defined in the OTA.

Basic Qualifications

Possess a Bachelor of Science degree in Engineering, Physics, Mathematics, Computer Science or applicable STEM degree with 5+ years of experience.

Experience managing system models using MBSE tools (e.g., Cameo, MagicDraw, Raphsody).

Experience leading or serving as a key participant in a formal DoD VV&A process.

Proven experience providing technical oversight of contractor software development on a DoD acquisition program.

Expert knowledge of Army digital engineering strategies, technical standards, and MOSA principles.

Strong understanding of the DoD acquisition lifecycle and the unique aspects of OTA agreements.

Able to travel 15-20% of the time.

Candidate must be a US Citizen and have an active SECRET clearance.

Preferred Qualifications

Master’s Degree in Software Engineering with 10+ years of experience

Ability to absorb extensive technical detail and logically formulate solutions for execution on prescribed schedules.

Demonstrate an understanding of program planning and execution, systems engineering, design processes, weapon system integration, and performance assessment.

Belong, Connect and Grow at KBR

At KBR, we are passionate about our people and our Zero Harm culture. These inform all that we do and are at the heart of our commitment to, and ongoing journey toward being a People First company. That commitment is central to our team of team’s philosophy and fosters an environment where everyone can Belong, Connect and Grow. We Deliver – Together.

KBR is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, disability, sex, sexual orientation, gender identity or expression, age, national origin, veteran status, genetic information, union status and/or beliefs, or any other characteristic protected by federal, state, or local law.