Systems Engineer (Engineer Systems 3) - 27917

Mission Technologies, a division of Huntington Ingalls Industries, is seeking a Systems Engineer to support the Joint Training Synthetic Environment (JTSE) and JLVC Modernization initiative under the Joint Staff J7 (JS J 7) contract. This role is responsible for leading systems engineering efforts that enable modernization, interoperability, and AI integration across joint training and simulation environments.

What You Will Do

• Lead systems engineering activities across the full lifecycle, including requirements development, architecture design, integration, testing, and sustainment.
• Define and manage system requirements to support integration of foundational and frontier AI models into JTSE and Joint Training Tools.
• Develop and maintain system architectures that support real time and near real time data integration from operational and test & evaluation sources.
• Ensure interoperability across combatant commands, services, and training systems within a unified multi domain environment.
• Coordinate integration of AI enabled capabilities into simulation systems, including the Fully Informed Simulation Environment (FISE).
• Develop and maintain interface control documents (ICDs), data standards, and integration frameworks.
• Support advanced exercise planning, execution, and after action review (AAR) by ensuring systems enable accurate data collection, synchronization, and analysis.
• Collaborate with government, industry, and mission partners to align system designs with modernization objectives and operational requirements.
• Conduct system level testing, verification, and validation (V&V) to ensure performance, reliability, and mission effectiveness.
• Identify and mitigate technical risks related to system integration, scalability, and performance.
• Support DevSecOps implementation to ensure secure, continuous delivery of system capabilities.
• Document system designs, architectures, requirements, and integration processes.

• 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.
• Ability to obtain and maintain a Secret Clearance within 45 days of hire.
• Experience with systems engineering processes, including requirements management, architecture development, system integration, and testing.
• Familiarity with distributed systems, data architectures, and interoperability challenges.
• Understanding of AI/ML concepts and how they integrate into operational systems.
• Experience creating system documentation such as requirements, architecture diagrams, and interface specifications.
• Ability to collaborate across multidisciplinary teams and manage competing priorities.
• Strong analytical, organizational, and problem solving skills.
• Experience working in Linux based environments.

Preferred Requirements

• Experience integrating or deploying AI/ML models, including large scale or foundation models.
• Familiarity with modern AI frameworks.
• Experience integrating AI/ML capabilities into enterprise or simulation environments.
• Experience with Joint Training and Simulation systems such as JTSE, JLVC, LVC, or similar DoD environments.
• Experience with real time data integration or streaming architectures.
• Knowledge of DoD architecture frameworks and model based systems engineering (MBSE) tools.
• Experience supporting joint, multi domain, coalition, or large scale training exercises.
• Understanding of data governance, data standards, and enterprise data strategy.
• Experience with constructive or synthetic training environments.
• Familiarity with DevSecOps pipelines and secure deployments in classified environments.
• Relevant certifications such as Security+, CISSP, AWS Cloud, or Kubernetes.

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.