1,982,189open jobs
117,101companies
251,004added this week
Browse all
Salary
≈ $70k – $127k per year (Estimated)
Location
Hybrid (Orlando, United States, 9am - 5pm)
Seniority
Middle · 3+ years exp

Confirmed on the employer's own hiring board on Oct 26, 2026. First seen by Alion on Oct 25, 2026.

Overview
Company
Impact
Profile match
By Light Professional IT Services is a US defense and government technology contractor headquartered in McLean, Virginia, in the Washington area. It provides cyber operations and cyber ranges, C5ISR communications, modeling, simulation and training, IT and cloud services, and digital services to the military and federal agencies, with offices across the US and international operations based in the UK, and owns Dignitas Technologies. It hires software, DevOps, network and telecommunications engineers, cyber red team planners, field support technicians and program managers.

Company Overview

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 Overview

The Mid Systems Engineer will play a critical role in the planning, development, and execution of delivery orders (DOs), contributing as a hands-on engineer. This individual will be responsible for assisting in systems engineering efforts across the full lifecycle, from initial concept and requirements development through testing, verification, and final delivery. The ideal candidate has solid experience in systems engineering, enjoys solving complex technical problems, and can work independently with moderate supervision.

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

  • Perform system and component level testing both in the lab and on the customer site
  • Design, integrate, and support systems for military simulation system applications
  • Translate mission and operational needs into system requirements, architectures, and technical solutions
  • Perform system decomposition, interface definition, and integration activities
  • Support verification and validation (V&V), including test planning, execution, and documentation
  • Ensure compliance with government standards, cybersecurity requirements, and program specifications
  • Collaborate with cross-functional teams including software, graphics, and program management
  • Develop and maintain technical documentation (e.g., CDRLs)
  • Participate in design reviews (SRR, PDR, CDR) and technical interchange meetings
  • Troubleshoot system-level issues and support root cause analysis in lab and field environments
  • Contribute to risk management, configuration control, and change management processes

Required Experience/Qualifications

  • Bachelor’s degree in Systems Engineering, Electrical Engineering, Computer Engineering, or related field (or equivalent experience)
  • 3-6 years of experience in systems engineering, preferably in defense or aerospace programs
  • Experience with system lifecycle processes (requirements, design, integration, test, sustainment)
  • Familiarity with systems engineering standards (e.g., INCOSE, MIL-STD, or DoD frameworks)
  • Experience with development in high fidelity game engines (Unity Preferred)
  • Experience with requirements management tools
  • Ability to read and interpret technical drawings, interface control documents, and specifications
  • Strong analytical, troubleshooting, and documentation skills
  • Effective communication and collaboration skills
  • Ability to manage multiple priorities in a fast-paced environment
  • Detail-oriented with a focus on system reliability and performance

Preferred Experience/Qualifications

  • 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

Special Requirements/Security Clearance

  • Ability to obtain a Security Clearance
Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
1,982,189 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Your match

How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.

Recommended for you based on this role

Industrial Engineering
Similar stack
Same company
Orlando
≈ $59k – $112k per year (Estimated) • In office • Full-Time • 5+ years exp • Associate's Degree • Memphis
Apply
MDR Engineer 1 hour ago
≈ $89k – $168k per year (Estimated) • Hybrid • Full-Time • 5+ years exp • Austin
Python
SQL
DevOps
GCP
Azure
AWS
IAM
Linux
Cybersecurity
SIEM
Apply
$235k – $253k per year • In office • Full-Time • Bachelor's Degree • Columbia
Management
Confluence
Jira
Agile
Apply
≈ $85k – $160k per year (Estimated) • In office • Secret • Fort Worth
Management
Agile
SpaceTech
Cameo Systems Modeler
MedTech
Verification & Validation
Apply
Systems Engineer II 1 hour ago
≈ $71k – $129k per year (Estimated) • In office • Nationals only • Fort Worth
SpaceTech
Cameo Systems Modeler
Apply
≈ $38k – $68k per year (Estimated) • In office • Full-Time • 1+ year exp • High School Diploma • Orlando
Apply
≈ $22k – $33k per year (Estimated) • In office • Full-Time • 1+ year exp • Orlando
Apply
≈ $49k – $119k per year (Estimated) • In office • Part-Time • 1+ year exp • Orlando
Apply
≈ $31k – $66k per year (Estimated) • In office • Part-Time • 1+ year exp • Orlando
Apply
≈ $22k – $33k per year (Estimated) • In office • Part-Time • 1+ year exp • Orlando
Apply
See all jobs
This is one of many
1,982,189 more open roles from verified company boards, updated every day.