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Salary
≈ $116k – $221k per year (Estimated)
Location
In office (Butlerville)
Seniority
Senior · 7+ years exp

Confirmed on the employer's own hiring board on Oct 20, 2026. First seen by Alion on Sep 30, 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.

Responsibilities

  • Perform systems integration, configuration, testing, operation, and reset of virtual and physical environments
  • Configure and deploy servers, workstations, and processor-controlled devices
  • Maintain and enhance infrastructure across virtual and physical systems
  • Support integration of systems into a unified environment
  • Assist with Information Assurance (IA) requirements and compliance

Required Experience/Qualifications

  • Bachelor’s degree in Network Engineering, Cybersecurity, Information Management, or related field (or equivalent experience)
  • Minimum 7 years of experience as a Cyber SME, Cyber Architect, or similar role
  • DoDM 8140.03 IAT II certification compliance
  • Network design and configuration (routing, switching, firewalls, DNS, Active Directory, VPNs, VLANs, SANs)
  • Experience with virtualization and bare-metal systems
  • Automation and configuration management tools (e.g., Ansible, Python)
  • Cloud, physical, and virtual infrastructure monitoring Hypervisors (VMware, KVM, Xen)
  • Windows and Linux system administration
  • Knowledge of network vulnerabilities and mitigation strategies
  • Exposure to IoT, RF systems, ICS/SCADA, and camera systems

Special Requirements/Security Clearance

  • Active TS/SCI clearance required
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