Virtualization Systems Administrator - TS/SCI w/Poly

Req ID: RQ219427

Type of Requisition: Regular

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

Public Trust/Other Required: None

Job Family: IT Infrastructure and Operations

Skills:

Linux,Microsoft Windows,Virtual Infrastructure,Virtualization,Virtual Servers

Experience:

4 + years of related experience

US Citizenship Required:

Yes

Job Description:

VIRTUALIZATION 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 CIS, you will ensure the stability, security, and high availability of enterprise virtual server platforms across multiple networks and environments. You will manage and optimize virtualized compute resources, maintain compliant configuration baselines, and deliver resilient hosting solutions that power mission critical applications. Your work directly impacts system readiness, security posture, and the reliable delivery of core IT services.

KEY RESPONSIBILITIES:

• Administer, maintain, and optimize virtualized server environments, including hypervisors, virtual machines, and supporting infrastructure across Windows and Linux platforms

• Monitor health, performance, and utilization of virtual compute resources, proactively identifying opportunities to enhance capacity, resilience, and efficiency

• Implement secure configuration baselines, system hardening, and STIG aligned controls across all managed virtual servers and supporting components

• Execute timely patching and security updates for virtual hosts, guest operating systems, hypervisors, and associated tools using automated deployment and compliance technologies

• Review weekly compliance and security scan results, identify noncompliant systems, determine root causes, and coordinate remediation actions with system owners

• Track and apply approved security directives, task orders, and vulnerability notices, ensuring alignment with enterprise cybersecurity requirements and reporting timelines

• Design, build, and maintain virtual machine templates, golden images, firmware versions, and standardized configuration profiles to ensure consistent and secure deployments

• Provide Tier 3 troubleshooting and escalation support for complex virtualization issues including storage, networking, cluster health, and resource contention

• Collaborate with engineering, cybersecurity, networking, and operations teams to implement new virtual infrastructure solutions, support accreditation activities, and validate secure configurations

• Maintain documentation of system configurations, patch schedules, template updates, and procedures to support audit readiness and change control

WHAT YOU'LL NEED TO SUCCEED :

• EXPERIENCE REQUIREMENTS: Systems Administrator Senior - Requires a Bachelor's degree in an IT-related field or 4 years of relevant IT experience in lieu of a degree. Systems Administrator Principal - Requires a Bachelor's degree in an IT-related field or 6 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 VMware, Hyper-V, or comparable virtualization platforms in an enterprise environment

• Working knowledge of Windows and Linux server administration, performance tuning, and secure configuration practices

• Experience performing patch management, vulnerability remediation, system hardening, and compliance reporting across virtualized systems

• Strong analytical, documentation, and cross-team communication 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.

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.

We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.

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Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans