Systems Engineer (Engineer Systems 3) - 27894

Mission Technologies, a division of Huntington Ingalls Industries, is seeking a Systems Engineer to support the Joint Training Synthetic Environment (JTSE) and JLVC Modernization effort under the Joint Staff J7 (JS J 7) contract. This role is based at the Joint Staff Complex in Suffolk, VA and focuses on designing, integrating, and sustaining advanced modeling and simulation capabilities in a secure, mission critical environment., * Lead systems engineering efforts to integrate Top Secret (TS) simulation models into a federated simulation and effects management environment supporting JLVC operations.

• Develop, refine, and maintain system architectures aligned with Joint Staff J7 Fully Informed Simulation (FIS) standards.
• Support deployment and integration of major simulation tools and services, including:

• Joint Simulation Protocol Adapter (JSPA)
• Joint Training Tool (JTT) SIM
• Real Time Interface - Simulation (RTI S) for HLA communication
• Joint Training Data System (JTDS) / Operational Battlespace (OBS)
• Terrain Generation System (TGS)

• Engineer and support HLA based federations ensuring interoperability across Joint, Service, and Agency (JSA) simulation systems.

• Collaborate with software development teams to adapt tools for TS compliance, including data tagging, secure messaging protocols, and required security/UI controls.

• Support Cross Domain Solution (CDS) integration enabling secure data exchange between JWICS and SIPR networks.

• Design and implement infrastructure solutions across development, staging, and production environments within the TS enclave.

• Participate in DevSecOps activities, including automated testing, CI/CD pipeline integration, configuration management, and secure deployment processes.

• Conduct system verification, validation, and test & evaluation (T&E) to ensure performance, reliability, and interoperability.

• Partner with cybersecurity teams to ensure system compliance with TS security policies, accreditation requirements, and risk management frameworks.

• Develop and maintain system documentation, including interface control documents (ICDs), architecture diagrams, and operational procedures.

• Support annual JLVC integration events and contribute to iterative capability improvements.

• 5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years relevant experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 9 years relevant experience.
• Must have an active TS/SCI Clearance.
• Outstanding communication skills with the ability to collaborate with senior government officials, military personnel, and technical teams.
• Demonstrated ability to operate effectively in complex, fast paced, high visibility environments.
• Strong analytical and problem solving skills with the ability to develop innovative solutions to operational training challenges.
• Experience with distributed simulation architectures, including HLA based systems.
• Familiarity with DoD networks, specifically JWICS and SIPRNet.
• Experience supporting secure system integration in classified environments.
• Knowledge of DevSecOps principles and tools such as CI/CD pipelines, automated testing, and configuration management.
• Understanding of system interfaces, network protocols, and data exchange mechanisms.
• Ability to interpret, develop, and maintain system architecture artifacts and technical documentation.

Preferred Requirements

• Experience with Joint Staff J7 simulation systems or JLVC federation environments.
• Hands on experience with:

• Federation management and effects based simulation tools
• Cross Domain Solutions (CDS)
• Modeling and simulation systems supporting WMD, EMSO, cyber, or space domain operations

• Familiarity with Fully Informed Simulation (FIS) concepts and architecture.
• Experience integrating Joint, Service, and Agency (JSA) capabilities into federated environments.
• Knowledge of Order of Battle (OOB) data, terrain systems, and geospatial datasets.
• Experience with containerization and cloud technologies within classified environments.
• Background in test & evaluation (T&E), including automated testing frameworks.
• Relevant DoD or cybersecurity certifications such as Security+, CISSP, or DAWIA.
• Experience supporting large scale DoD exercises or operational training events.

HII is more than a job - it's an opportunity to build a new future. We offer competitive benefits such as best-in-class medical, dental and vision plan choices; wellness resources; employee assistance programs; Savings Plan Options (401(k)); financial planning tools, life insurance; employee discounts; paid holidays and paid time off; tuition reimbursement; as well as early childhood and post-secondary education scholarships. Bonus/other non-recurrent compensation is occasionally offered for qualified positions, and if applicable to this role will be addressed by the recruiter at the screening phase of application.

As a trusted partner to our military customers, HII designs, develops and operates the largest LVC enterprise that prepares warfighters for cross-domain battle. With advanced technologies to enable mission readiness, HII understands that preparation requires full coordination-not readiness in piece-parts. For more than 40 years, the U.S. Navy has entrusted HII to maintain and modernize the vast majority of its fleet. With a holistic approach to life-cycle maritime defense systems-from small watercraft to submarines, surface combatants and aircraft carriers-HII ensures a high state of readiness. HII supports the Department of Energy's national security mission through the management and operation of its sites, as well as the safe cleanup of legacy waste across the country. HII meets clients' toughest nuclear and environmental challenges. Leadership Mindset at HII - Mission Technologies Leadership at HII is a mindset, not a title. Through our Leadership Capability Framework, we define how every team member contributes to our mission and culture: * Know & Grow Your People - Commit to learning and supporting team success. * Build Relationships - Communicate openly, collaborate well, and build trust. * Take Ownership - Deliver on commitments and take pride in your work. * Customer First - Focus on the mission and those we serve. * Shape the Future - Bring ideas, curiosity, and continuous improvement. * Act with Urgency - Take initiative and follow through with purpose. These capabilities guide how all employees contribute to our shared success across Mission Technologies., Our team of more than 7,000 professionals worldwide delivers all-domain expertise and advanced technologies in service of mission partners across the globe. Mission Technologies is leading the next evolution of national defense - the data evolution - by accelerating a breadth of national security solutions for government and commercial customers. Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation and the largest family of unmanned underwater vehicles in every class. Find the role that's right for you. Apply today. We look forward to meeting you., We build the world's most powerful, survivable naval ships and defense technology solutions that safeguard our seas, sky, land, space and cyber. Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals. Recognized as one of America's top large company employers, we are a values and ethics driven organization that puts people's safety and well-being first. Regardless of your role or where you serve, at HII, you'll find a supportive and welcoming environment, competitive benefits, and valuable educational and training programs for continual career growth at every stage of your career. Together we are working to ensure a future where everyone can be free and thrive.