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From the employer's careers site First seen 5 Nov 2026

Systems Administrator

GDIT Arlington, VA On-site mid full-time

Salary

$70,658 - $81,650 per year

Apply on GDIT

Description

Transform technology into opportunity as a Systems Administrator at GDIT. Shape what’s next for mission-critical government projects while shaping what’s next for your engineering career.

The F-35 Lightning II Program is the DoW's focal point for defining affordable next generation strike aircraft weapon systems for the Navy, Air Force, Marines, and our allies. The F-35 will bring cutting-edge technologies to the battlespace of the future.

Meaningful Work and Personal Impact

As a Systems Administrator, you will be impactful to the mission of our F-35 Lightning II Program:

  • Support the installation, configuration and maintenance of workstations and servers.
  • Collaborate with stakeholders to understand business needs and requirements and provide appropriate solutions.
  • Foster a culture of accountability, Zero Trust awareness, continuous improvement, automation, and operational excellence.
  • Manage the Active Directory, Print Servers, MS Intune, and other core IT services.
  • Monitor systems performance and troubleshoots issues to ensure high availability and reliability.
  • Perform maintenance such as patch management, firmware and software updates, STIGs, and backups.
  • Plan and execute systems upgrades and hardware/software installations.
  • Implements and maintains security measures to protect systems from unauthorized access and vulnerabilities.
  • Conduct security audits and assessments to ensure compliance with organization policies and regulatory requirements.
  • Participate in disaster recover drills and business continuity planning.
  • Provide support to end users and other IT staff by resolving hardware, software and system related issues.
  • Maintain detailed documentation of system configurations, procedures and changes.
  • Create reports on system performance, security incidents and other key metrics.
  • Coordinate with other IT teams to ensure coordinated delivery of IT services.
  • Perform additional duties as assigned.
  • May assist in the development of Operation & Maintenance Manuals.

What You'll Need to Succeed

Bring your engineering expertise along with a drive for innovation to GDIT. Our Systems Administrator must have:

  • Active Secret clearance
  • 1+ years of experience in a client-server environment.
  • 1+ years of concurrent experience in server systems administration and analysis.
  • Knowledge of physical and virtual Window Servers, Active Directory, MS Entra ID, MS Teams, MS Intune, Server Certificates, TCP/IP, DNS, DHCP, and VPNs.
  • Troubleshooting and problem-solving skills.
  • Excellent communication and collaboration skills.
  • Experience with enterprise servers, workstations, mobile devices, and printers.
  • Familiarity with ITIL or similar IT service frameworks.
  • Intermediate level industry certification from one of the following: Microsoft AZ 104, CompTIA, or relevant technology. CompTIA Security+ CE required.
  • DoD Manual 8140.03 Work Role: (451) System Administrator – Basic
  • BS/BA degree in Computer Science, Management Information Systems, or related IT discipline. Allowable substitution: 6 years of additional related experience without a degree or 1 years of additional related experience with an AA/AS degree.

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.

Skills

Required

  • Active Directory Administration
  • Client-Server
  • IT Troubleshooting
  • Windows Server Support
  • Windows System Administration
  • TCP/IP
  • DNS
  • DHCP
  • VPNs
  • MS Entra ID
  • MS Teams
  • MS Intune
  • Server Certificates

Nice to have

  • ITIL
  • Microsoft AZ 104
  • CompTIA
  • CompTIA Security+ CE
Apply on GDIT