Dignitas Technologies, a By Light company, offers a wide range of services in the military modeling, simulation, and training (MS&T) industry from research efforts advancing simulation technologies to large acquisition contracts. Dignitas specializes in system and software analysis, design, development, testing, fielding, and courseware for Live, Virtual, and Constructive (LVC) training applications.
By Light Professional IT Services LLC readies warfighters and federal agencies with technology and systems engineered to connect, protect, and prepare individuals and teams for whatever comes next. Headquartered in McLean, VA, By Light supports defense, civilian, and commercial IT customers worldwide.
Position OverviewThe Senior Systems Engineer will play a critical role in the planning, development, and execution of delivery orders (DOs), contributing both as a technical leader and hands-on engineer. This individual will be responsible for guiding systems engineering efforts across the full lifecycle, from initial concept and requirements development through testing, verification, and final delivery.
This role requires close collaboration with internal teams and government stakeholders and may involve occasional travel to customer sites or test events. A hybrid work environment is possible when not required to be on-site for customer meetings or test events. The program reserves the right to require on-site work if program execution and success dictates.
This is a full-time position. Days and hours of work are typically Monday through Friday, 9:00 a.m. to 5 p.m. Occasional evening and weekend work may be required as job duties demand.
Responsibilities- Lead and support the development of delivery orders (DOs) from initiation through completion on military simulation system applications
- Analyze, decompose, and define systems-level requirements aligned with customer needs
- Design system architectures and ensure integration across multiple subsystems
- Develop and execute system verification and validation plans
- Coordinate and participate in milestone testing events with government customers
- Coordinate, develop, and deliver technical CDRL documentation in accordance with project DD-1423 and DID requirements
- Coordinate and direct project staff to develop operations, maintenance, and troubleshooting scenarios
- Ensure technical performance, quality, and compliance with contractual requirements
- Collaborate with cross-functional teams including software, graphics, and program management
- Serve as the primary technical interface with customers, stakeholders, and end users — building and maintaining relationships throughout the project lifecycle
- Organize and conduct integration events, technical briefings, and planning events for audiences ranging from instructors and subject matter experts (SMEs) to requirements owners and program leadership
- Identify risks and develop mitigation strategies throughout the system lifecycle
- Provide technical leadership and mentorship to junior engineers
- Bachelor’s degree in Engineering, Computer Science, or a related technical field
- 10+ years of experience in systems engineering or related discipline
- Demonstrated experience with systems engineering lifecycle processes (requirements, design, integration, test, and verification)
- Experience with AGILE development
- Certified Scrum Product Owner or Certified Scrum Master is a plus
- Experience with development in high fidelity game engines (Unity Preferred)
- MS Office applications including MS Project
- Experience working with government customers and understanding of DoD acquisition processes
- Strong analytical, problem-solving, and communication skills
- Ability to lead technical efforts and manage competing priorities
- Experience with model-based systems engineering (MBSE) tools and methodologies
- Familiarity with systems engineering standards (e.g., INCOSE, ISO/IEC/IEEE 15288)
- Prior experience supporting defense or aerospace programs
- Experience with Flight Simulator Development and Delivery
- Experience with Wartsila NTPRO
- Experience with image generators and dome visual display systems
- Ability to obtain a Security Clearance
Skills Required
- Bachelor's degree in Engineering, Computer Science, or a related technical field
- 10+ years of experience in systems engineering or a related discipline
- Experience with systems engineering lifecycle processes, including requirements, design, integration, testing, and verification
- Experience with Agile development
- Experience developing with high-fidelity game engines
- Experience with Microsoft Office applications, including Microsoft Project
- Experience working with government customers and understanding of Department of Defense acquisition processes
- Strong analytical, problem-solving, and communication skills
- Ability to lead technical efforts and manage competing priorities
- Ability to obtain a security clearance
- Certified Scrum Product Owner or Certified Scrum Master certification
- Experience with model-based systems engineering tools and methodologies
- Familiarity with systems engineering standards, including INCOSE and ISO/IEC/IEEE 15288
- Prior experience supporting defense or aerospace programs
- Experience with flight simulator development and delivery
- Experience with Wartsila NTPRO
- Experience with image generators and dome visual display systems
What We Do
By Light Professional IT Services LLC (By Light) provides a full range of hardware and software engineering services to defense, civilian, and commercial customers worldwide. Driven by a management team that leverages real-world expertise from the defense, intelligence, federal healthcare, and commercial sectors, we provide reliable, efficient, and cost-effective IT solutions. Some of our successes include: • Completion of 80+ Global Information Grid Bandwidth Expansion (GIG-BE) sites both CONUS & OCONUS. Provided Optical Network Engineering, Implementation, & Project Control Worldwide. • Provided timely completion of ATM to IP Migration, Legacy Network Optimization, & VOIP Implementation of 47 CONUS Sites for the United States Special Operations Command (USSOCOM) SCAMPI Network. • Supporting the AMC CIO/G6 in the Depot Modernization Program, implementing CONUS wide 802.11/a/b/g/n wireless networks, Area Processing Center Migration, DISN Optimization, and a 40,000 user, enterprise-wide SharePoint Implementation. • Completion of 2,000 Plus Legacy Circuit Migrations to DISN Transport for DISN Transition Program. • Delivered Communications Support & Staff Augmentation for Deployed DoD Forces under the Program Executive Office Enterprise Information Systems Technology Applications Office (PEO EIS TAO). • Successful Implementation of Secure Intelligent Video Systems (IVS) for the Intelligence Community. • Supporting major international carriers in the modernization and expansion of Data Center Facilities. • Engineering new Turnkey “Cloud Services,” including Hosting, Managed Services, COOP, and Data Storage and Archival.
