Systems Administrator

Type of Requisition:

Regular

Clearance Level Must Currently Possess:

Secret

Clearance Level Must Be Able to Obtain:

Top Secret

Public Trust/Other Required:

None

Job Family:

IT Infrastructure and Operations

Job Qualifications:

Skills:

Information Technology (IT) Systems, Linux, Microsoft Windows, Operating Systems (OS), Software Updates

Certifications:

None

Experience:

5 + years of related experience

US Citizenship Required:

Yes

Job Description:

SYSTEMS ADMINISTRATOR SENIOR

Advance how our customers operate while you advance your career. Join GDIT as a Systems Administrator Senior and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you.
 

MEANINGFUL WORK AND PERSONAL IMPACT
As a Systems Administrator Senior at GDIT, you will directly support the mission of the customer by ensuring the reliability, security, and availability of critical Sense & Warn (S&W) systems. You will provide hands-on administration and operational support for Windows and Linux environments across both enterprise and fielded systems. This role supports mission readiness by maintaining system availability, performing troubleshooting, and ensuring systems operate effectively in deployed and limited-connectivity environments. You will assist with system deployments, patching, backup and recovery, and documentation to support operational continuity and compliance requirements. Working closely with engineers and operational teams, you will help resolve technical issues and contribute to continuous improvement of mission systems. Your work ensures the customer maintains consistent situational awareness and operational capability in support of mission objectives.

WHAT YOU’LL NEED TO SUCCEED
Bring your technology expertise and drive for innovation to GDIT. The Systems Administrator Senior must have:

• Education: Technical Training, Certification(s) or Degree
• Experience: 3+ years of related experience
• Technical skills: Troubleshooting, Active Directory, Technical Support, Customer Service, MS Office, System Software, Documentation, Maintenance, Windows 64, Installation, Security, Database, VPN, Networking, Teamwork, Operations, Questioning Skills, LAN/WAN, Deployments, Windows Server, Backup & Recovery, VMWare Software, Firewalls, Dynamic Host Configuration Protocol, Linux
• Security clearance level: DoW Secret with the ability to obtain a Top Secret
• US citizenship required

Skills and Competencies: 

• Self-motivated with the ability to work effectively under minimal supervision. 
• Strong interpersonal skills with the ability to interact professionally, diplomatically, and tactfully across all levels of an organization. 
• Ability to work as part of a cohesive team while maintaining a positive attitude. 
• Strong multitasking skills and attention to detail in a fast-paced environment. 
• Excellent verbal and written communication skills. 
• Proficiency in Microsoft Windows operating systems and office automation software, including Microsoft Office and SharePoint. 
• Community: Award-winning culture of innovation and a military-friendly workplace
• Troubleshooting; Active Directory; Technical Support; Customer Service; Documentation; System Installation and Maintenance; Windows 10/11; Windows Server; Linux (RHEL, Debian); Proxmox VE; Backup and Recovery; VPN; Networking; Firewalls; LAN/WAN; DHCP; DNS; Security; Patch Management; Database Basics; Deployments; Operations; Teamwork.

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

Travel and Medical Requirements 

• The Sense & Warn (S&W) Systems Administrator must be prepared to travel to both domestic and international work locations, including high-threat and austere environments, as necessary to support the inspection, maintenance, and quality assurance of S&W operations.  Additionally, candidates must be able to obtain a Class I worldwide medical clearance to ensure they are medically qualified to work in all global locations, including those with challenging conditions. 

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.

The likely salary range for this position is $106,250 - $143,750. 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:

10-25%

Telecommuting Options:

Onsite

Work Location:

USA VA Sterling

Additional Work Locations:

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.

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 30,000 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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gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans