Systems Administrator/IT Generalist

ValidaTek•Arlington, VA

6d•$110,000 - $150,000•Hybrid

About The Position

At ValidaTek, we modernize and optimize IT services to solve some of the most critical challenges facing federal civilian and defense agencies. From customers to partners to top-talent employees, ValidaTek puts people first, empowering them to exceed expectations and transform government organizations. Our success starts and ends with our people, so we built a company where great people can do great things, with the resources and autonomy to make decisions that transform organizations. We operate as one team of diverse people, united by a passion for continuous growth and optimization. Our commitment to quality and performance optimization is the reason why our IT Service Projects and New Development Projects have been appraised at CMMI Maturity Level 5, positioning us as one of a handful of elite companies to receive the highest form of third-party validation. www.validatek.com Summary This role requires an active Top Secret Clearance for consideration We are seeking a talented Systems Administrator/IT Generalist who will provide hands-on technical support for a mission-critical DISA program supporting operations within the Pentagon. This role is highly customer-facing and requires strong technical breadth across systems administration, video teleconferencing (VTC), telecommunications, end-user computing, and peripheral device support. The ideal candidate is a self-starter with excellent interpersonal skills who can operate effectively in a secure, high-visibility environment.

Requirements

Active Top Secret (TS) clearance with SCI eligibility.
5–8 years of experience in IT support, systems administration, or IT generalist roles.
Strong hands-on experience supporting VTC systems and conference room technologies.
Working knowledge of: Windows 10/11 and Windows Server environments Active Directory and basic Group Policy VoIP and telecom systems IT peripherals and endpoint hardware
Experience supporting users in secure government or DoD environments.
Excellent verbal and written communication skills with a strong customer-service mindset.
Ability to work independently in a fast-paced, high-security environment.

Nice To Haves

Prior experience supporting DISA or Pentagon-based programs.
Familiarity with classified IT systems and secure communications environments.
Knowledge of DoD ITIL-based service management processes.
Experience with ticketing systems (e.g., ServiceNow, Remedy).
CompTIA Security+ or equivalent DoD 8570/8140 baseline certification.
Exposure to audio/visual (A/V) integration and troubleshooting.

Responsibilities

Provide day-to-day Tier II/III systems and end-user support for classified and unclassified environments.
Serve as a primary point of contact for customer-facing IT support, including senior military, civilian, and contractor personnel.
Install, configure, troubleshoot, and maintain: Video Teleconferencing (VTC) systems (e.g., Cisco, Poly, Crestron, Teams Rooms, classified VTC) Telecommunications equipment (VoIP phones, conference phones, headsets) End-user devices and peripherals (workstations, laptops, printers, scanners, webcams, monitors)
Support conference rooms and briefing spaces, including pre-meeting setup, live support, and rapid issue resolution.
Perform Windows system administration tasks including user account management, group policies, patching, and system hardening.
Assist with network connectivity troubleshooting (LAN/WAN, VLANs, ports, basic routing/switching concepts).
Coordinate with DISA service providers, vendors, and internal engineering teams to resolve escalated issues.
Ensure compliance with DoD cybersecurity policies, STIGs, RMF controls, and audit requirements.
Maintain accurate documentation, asset tracking, and configuration records.
Participate in on-call rotations and provide support during mission-critical events as required.