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Salary
≈ $107k – $204k per year (Estimated)
Location
Remote (United States)
Seniority
Middle · 4+ years exp

Confirmed on the employer's own hiring board on Oct 13, 2026. First seen by Alion on Oct 9, 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

Mid-Level Software Engineer that works from established requirements and uses established software engineering processes to develop software systems, subsystems, and system enhancements. Completes detailed design and development work independently for individual software components and integrates the developed products together individually and/or at the subsystem level. Follows software engineering standards and assists senior engineers in software system or subsystem development and documentation efforts. Adheres to schedules and stays within established budgets.

Responsibilities

  • Designs and develops software functionality based on established requirements and specifications.
  • Prepares technical data and presentation material to support design reviews
  • Participate in and conduct software peer reviews to validate adherence to established coding and implementation standards.
  • Performs coding, debugging, testing and troubleshooting throughout the application development process.

Required Experience/Qualifications

  • Bachelor’s degree in computer science or other relevant degree.
  • Minimum 4 years of experience as software developer.
  • Designs and develop software applications following established requirements and specifications using the appropriate tools.
  • Maintains and modifies existing software applications with minimal supervision.
  • Experience developing new software functionality and enhancing existing software.
  • Experience testing developed software in accordance with specified test procedures and resolving identified discrepancies and deficiencies.
  • Experience debugging, troubleshooting and fixing reported software issues

Preferred Experience/Qualifications

  • Experience supporting military, government, or technical training programs.
  • Proficiency in C# or other object oriented programming languages such as C++ or Java.
  • Experience developing or supporting web-based applications
  • Experience defining and working with text-based structured data such as JSON and XML.
  • Experience with Modeling and simulation applications.
  • Experience working with and executing established Understanding of software development lifecycle (SDLC) processes.
  • Experience developing software applications using gaming engines such as Unity and/or Unreal Engine.
  • Experience with Flight Simulator Development and Delivery
  • Experience with Wartsila NTPRO

Special Requirements/Security Clearance

  • Ability to obtain a Security Clearance
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