Virtualization Systems Administrator - TS/SCI w/Poly

About this role

Type of Requisition: Pipeline

Clearance Level Must Currently Possess: Top Secret SCI + Polygraph

Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph

Public Trust/Other Required: None

Job Family: IT Infrastructure and Operations

Job Qualifications: Skills: Hypervisor, Virtualization, VMware, VMware vCenter, Windows Hyper V Certifications: None Experience: 4 + years of related experience US Citizenship Required: Yes

Job Description: ACTIVE DIRECTORY SYSTEMS ADMINISTRATOR

YOUR IMPACT Own your opportunity to support national defense. Your work will help keep critical operations secure and connected across the global enterprise directly, contributing to a mission that protects our nation every day.

CIO Infrastructure Services (CIS) is growing, and we invite both our experienced incumbents and new team members to be part of what’s next. Incumbents bring invaluable mission insight, while new talent adds fresh ideas and energy. Together, we’ll strengthen continuity and drive the next generation of innovation.

MEANINGFUL WORK AND PERSONAL IMPACT   As a Virtualization Systems Administrator supporting Infrastructure Services, you will be responsible for the operation, sustainment, and security of enterprise virtual server environments across multiple networks and enclaves. You will ensure stability, compliance, and performance of hypervisors, virtual machines, and compute clusters. You will support technical troubleshooting, implement configuration baselines, apply security controls, monitor systems health, and assist in the design and deployment of new virtual infrastructures. 

KEY RESPONSIBILITIES: • Administer, maintain, and optimize virtualized server environments including VMware, Hyper-V, and related hypervisor technologies • Operate and maintain vCenter systems, including certificate lifecycle management, password oversight, and baseline updates • Build, maintain, and troubleshoot virtual machines (Windows and Linux) to support mission applications and infrastructure services • Monitor compute resource health, availability, and utilization; identify performance bottlenecks and recommend improvements • Maintain configuration baselines for virtual hosts, hypervisors, VM templates, firmware, and golden images • Maintain ATO compliance by supporting documentation, control implementation, and updates to system security baseline  • Perform timely patching of hypervisors, virtual appliances, guest operating systems, and associated tools  • Build and maintain virtual machine templates, configuration profiles, and provisioning workflows to support consistent deployments

WHAT YOU’LL NEED TO SUCCEED • EXPERIENCE REQUIREMENTS: Virtualization Systems Administrator Senior - Requires a Bachelor’s degree in an IT‑related field or 8+ years of relevant IT experience in lieu of a degree. Virtualization Systems Administrator Principal - Requires a Bachelor’s degree in an IT‑related field or 10+ years of relevant IT experience in lieu of a degree.

• CERTIFICATION: Meet DoD 8140 Information Assurance Workforce certification requirements (e.g. Security+ CE, etc.)

• CLEARANCE: Active TS/SCI clearance with a favorable polygraph

• Hands on experience administering enterprise scale virtualization platforms (VMware, Hyper-V)   • Experience with Windows and Linux server administration in virtualized environments   • Strong background in patch management, vulnerability remediation, STIG compliance, and secure configurations   • Experience supporting clustered environments, vCenter operations, and hypervisor lifecycle management   • Strong troubleshooting, analytical, and documentation skills  • US citizenship required • LOCATION: Onsite

GDIT IS YOUR PLACE At GDIT, the mission is our purpose, and our people are at the center of everything we do. Growth: AI-powered career tool that identifies career steps and learning opportunities Support: An internal mobility team focused on helping you achieve your career goals Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off Community: Award-winning culture of innovation and a military-friendly workplace

OWN YOUR OPPORTUNITY Explore an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward. #CIS

The likely salary range for this position is $96,569 - $130,651. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Scheduled Weekly Hours: 40

Travel Required: None

T elecommuting Options: Onsite

Work Location: USA MD Annapolis Junction

Additional Work Locations: USA CO Colorado Springs - 8610 Explorer Dr (COC036), USA DC Washington, USA FL MacDill AFB - 7115 S Boundary Blvd (FLC096), USA VA Springfield - 7770 Backlick Rd (VAS110)

Total Rewards at GDIT: Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.    

Our Identity Verification Process: As part of the

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