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Computer Systems Engineer - I with Security Clearance

By Light Professional IT ServicesButlerville, IN🇺🇸United StatesPosted 13 Jul 2026

Quick Overview

Work Type
Hybrid
Level
Mid Senior

Job Description

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 * Configure, operate, and maintain cyber range and computer test bed environments. * Design and support enterprise computer networks including routing, switching, firewalls, DNS, Active Directory, VPNs, VLANs, and SANs. * Support bare metal, cloud, and virtualized infrastructure environments. * Perform automation, provisioning, imaging, orchestration, and configuration management activities. * Utilize tools and technologies including Ansible, Chef, FOG, Python, and Bash scripting. * Configure and maintain hypervisors including VMware, KVM, and Xen. * Administer and support Windows Enterprise and Linux server environments. * Identify network vulnerabilities, attack vectors, and mitigation solutions. * Support infrastructure monitoring and operational readiness. * Work with technologies including camera systems, ICS/SCADA, IoT, and RF devices Required Experience/Qualifications * Bachelor's degree or equivalent experience. * Must meet DoDM 8140.03 IAT II requirements. * Minimum 3 years of experience configuring and operating cyber range or computer test bed environments. * Experience designing and configuring enterprise computer networks and infrastructure. * Experience with virtualization, automation, and configuration management tools. * Experience with Windows and Linux systems engineering and administration. * Strong troubleshooting, analytical, and communication skills. * Ability to work independently and within a team environment. Special Requirements/Security Clearance * Secret clearance required

Skills

Active Directory
Ansible
Bash
Chef
DNS
IoT
Python
VMware

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