STS IMI Systems Administrator | Secret Clearance

Public Trust: None

Requisition Type: Regular

Your Impact

Own your opportunity to support our nation's defense. Make an impact by connecting and securing critical operations across the globe, keeping our country safe and secure.

Job Description

STS IMI Systems Administrator | Secret Clearance

Advance how our customers operate while you advance your career. Join GDIT as a Systems Administrator 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, the work you’ll do at GDIT will be impactful to the mission

• Patching desktops/servers, Installing, and configuring software, hardware, and networks; responding to service outages, monitoring system performance, and troubleshooting systems issues. 
• Monthly Microsoft patching (OS, apps, desktop, and server)
  • Maintain WSUS servers (classified)
  • Download and test updates on unclassified systems before importing onto classified WSUS
  • Update CCB documentation in reference to patching OS
• Participation in the Configuration Control Board (CCB) to denote proposed system modifications
  • Reviews of proposed changes to denote vulnerabilities and recommend secure solutions or alternatives
• Update and maintain CCB documentation
• Monthly vulnerability scans (SCAP) of classified systems, notification of vulnerabilities to ISSM/O, remediation or inclusion in POAM
• Other duties may include scripting or light programming, project management for systems-related projects.
• This position may require being on-call as needed for after-hours support
• Install new software, troubleshoot, grant permissions to applications, and assist in training lesser experienced administrators.
• Perform system updates, make recommendations on server configurations, and implement changes in multiple environments from test or development to production.
• Respond to alerts, customer reported issues, escalate problems as required, and resolve significant matters exercising independent judgment and within established support practices.
• Familiarity with security hardening concepts; reporting/remediation and experience writing POAMs
• Deploy approved release packages and break-fix solutions in accordance with all enterprise architecture and configuration, change, and release management policies and procedures.
• Monitor infrastructure, systems operations, and critical application services 24/7; provide information and statistics relevant to system limits on capacity, data storage, system utilization, etc.; respond to critical outages and restore services within agreed upon service levels.
• Experience developing and interpreting detailed installation instructions and supporting documentation to effect system design deployments.
• Provide technical expertise in the areas of system design, installation, configuration, tuning, capacity planning, troubleshooting and problem resolution.
• Participate as necessary in the validation matrix role to independently test and validate solutions to ensure fulfillment of all business requirements, compliance of regulations and quality of solutions.
• Sets up administrator and service accounts, maintains system documentation, tunes system performance, and installs system-wide software.
• Ability to perform work under continuous deadline pressure
• Data Transfer Agent (DTA) duties
• Primary POC for DTA activities
• Move data files to the system when necessary

WHAT YOU’LL NEED TO SUCCEED
Bring your technology expertise and drive for innovation to GDIT. The Systems Administrator Senior must have:
● Education: Bachelor's Degree in Computer Science, Information Technology, or related field and at least 5 years work experience with the design, installation, administration & maintenance of Windows (versions up to WIN11 and Server 2026)
● Excellent interpersonal and communication skills needed to work with business partners, engineering, operations, and vendors

● Demonstrated success in automating server builds, standardizing images.

● Strong analytical and strategic thinking skills with a service oriented mindset

● Quick learner, detail oriented; demonstrable thoroughness and strong ownership of work

● Good team player with a strong willingness to participate and help others

● Able to prioritize in a fast moving, high pressure, constantly changing environment; high sense of urgency

● Strong time management and organizational skills.

● Security clearance level: Secret
● US citizenship required
● DoD 8570 IAT Level II certification (preferred)

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.

Work Requirements

Years of Experience

5 + years of related experience

* may vary based on technical training, certification(s), or degree

Certification

Travel Required

10-25%

Citizenship

U.S. Citizenship Required