Senior Systems Engineer (Engineer Systems) - 27946

HII's Mission Technologies division•Suffolk, VA

18d

About The Position

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:

Requirements

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
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 server environments.

Nice To Haves

Experience with Joint Live Virtual Constructive (JLVC) environments.
Knowledge of CDS tools such as Radiant Mercury or similar technologies.
Experience working with DIS and HLA FOM in simulation systems.
Familiarity with DoD cybersecurity and RMF accreditation processes.
Experience in data transformation, filtering, or sanitization across classification levels.

Responsibilities

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.