Senior Systems Engineer (Engineer Systems) - 27946
HIIAbout the role
Requisition Number: 27946
Required Travel: 0 - 10%
Employment Type: Full Time/Salaried/Exempt
Anticipated Salary Range: $96,824.00 - $150,000.00
Security Clearance: TS/SCI
Level of Experience: Senior
This opportunity resides with Global Security (GS). Mission Technologies’ Global Security (GS) group comprises live, virtual, constructive (LVC) solutions; fleet sustainment; nuclear and environmental; and Australia business.
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.
Summary
Mission Technologies is seeking a skilled Systems Engineer to support the Joint Training Synthetic Environment (JTSE) and JLVC Modernization efforts under the Joint Staff J7 (JS J 7) contract. This role offers the opportunity to work in a high impact environment supporting advanced training, simulation, and data driven solutions for the Department of Defense.
The following positions are available:
Anticipated Salary Range: $96,824.00 - $150,000.00
What You Will Do
• Implement Cross Domain Solution (CDS) rulesets to manage data flow between security domains (allow, deny, sanitize).
• Analyze DIS protocol data structures and identify objects/interactions for CDS transfer.
• Support integration of JLVC HLA FOM data into CDS compliant formats.
• Engineer data transformation solutions to release higher classification data into lower classification formats.
• Maintain traceability of simulation effects and training audience actions across classification boundaries.
• Collaborate with accreditation teams to ensure CDS certification and compliance.
• Evaluate and troubleshoot limitations of fixed format CDS data packets in modern network environments.
• Support system integration, testing, and validation of CDS capabilities within simulation architectures.
• Maintain technical documentation, including interface specifications and data handling guidelines.
• Provide systems engineering support across requirements analysis, design, implementation, and verification.
What You Must Have
5 - 9 years relevant experience with Bachelors in related field; 3 - 7 years relevant experience with Masters in related field; 0 - 4 years experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 9 years relevant experience
Additional Technical Requirements:
• Must have an active TS/SCI
• Strong communication skills; ability to collaborate with senior government officials, military personnel, and diverse technical teams.
• Proven ability to work in complex, high stakes environments with a focus on timely delivery.
• Familiarity with simulation protocols such as DIS and/or HLA.
• Basic understanding of Cross Domain Solutions (CDS) or multi level security environments.
• Knowledge of networking concepts, data formats, and system integration.
• Experience supporting secure or classified environments.
• Understanding of DevSecOps and CI/CD pipelines.
• Experience with Linux and/or Windows s
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