By Light Professional IT Services

Front-End Senior Software Developer

By Light Professional IT Services  •  Hanover, MD (Onsite)  •  3 hours ago
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Job Description

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.

We are seeking an elite Front-End Senior Software Developer to help power next-generation cyber range environments worldwide. This is not just another dev role—this is a mission-critical opportunity where your work directly supports global cybersecurity readiness and real-world cyber defense operations.

If you thrive in fast-paced, Agile environments, love crafting intuitive user experiences, and want your code to have real-world impact—this is your stage.

Responsibilities

As a key member of our Cyber Range Development Team, you will:

  • Design, develop, and test high-performance front-end web applications supporting cyber training platforms used worldwide
  • Collaborate closely with cross-functional engineering, cyber operations, and product teams
  • Build scalable, reusable UI components and data-driven visualizations
  • Support next-gen training simulations, games, and cyber visualization tools
  • Work within a modern Agile/SCRUM environment focused on rapid innovation and delivery
  • Help shape the future of global cyber defense training through clean, secure, and intuitive design

Required Experience/Qualifications

  • Bachelor’s degree in Computer Science or related field + 4 years of experience, or 8+ years of hands-on software development experience
  • Strong hands-on experience with React
  • Solid knowledge of Agile Software Development & SDLC
  • Experience with:
    • React
    • Jest
    • Cypress
    • Git
    • SCRUM / Agile frameworks
  • Must meet DoD IAT Level II certification requirements (Security+ or approved equivalent)

Preferred Experience/Qualifications

  • Experience with:
    • MUI
    • REST APIs
    • Storybook
    • Nx
    • JIRA & Confluence
    • Visual Studio
  • Proven ability to design intuitive, modern User Interfaces
  • Experience building reusable UI component libraries
  • Background in game development, simulation platforms, or data visualizations
  • Experience with cyber range virtualization technologies
  • Proficiency in multiple programming languages

Special Requirements/Security Clearance

  • Active DoD Security Clearance or ability to obtain
  • Must meet DoD 8570 / 8140 IAT requirements based on deployment
By Light Professional IT Services

About By Light Professional IT Services

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.

Industry
IT & Software
Company Size
501-1,000 employees
Headquarters
McLean, VIRGINIA
Year Founded
2002
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