Systems Administrator

General Dynamics Information Technology • San Antonio, TX

5d • Onsite

About The Position

GDIT is hiring a Systems Administrator to support an intelligence customer in San Antonio, Texas. The role maintains, configures, and supports computer systems and workflows, working with on-site and remote users to coordinate site visits and upgrades and resolve support issues. The administrator provides Tier 1, 2, and 3 support for Windows workstations and Windows/Linux servers, web servers, network-attached storage, and stored data.

The position supports desktop, server, storage, network, and mobile systems; installs and maintains hardware, operating systems, and applications; troubleshoots infrastructure and software issues; and helps ensure system availability, reliability, security, and performance. The administrator follows established procedures and service agreements, maintains operational documentation and ticket notes, supports backup and recovery planning, and ensures systems comply with STIG guidelines and security patch requirements. The role also includes equipment maintenance, preventive maintenance coordination, asset custody and inventory, on-call support, and local-area and other travel as required.

Requirements

• Bachelor's degree and at least 5 years of relevant experience, or an equivalent combination of education and experience.
• At least 5 years of related experience.
• Must hold Security+ certification or a DoW 8570 Level II equivalent within 90 days of hire.
• Active TS/SCI clearance and eligibility to obtain CI Poly.
• Ability to obtain required System Administrator accounts and customer access within 90 days of hire.
• Experience administering RHEL, Windows, and/or storage systems.
• Experience using trouble-ticket reporting and tracking systems such as Service+.
• Ability to respond to after-hours calls and provide on-call support.
• Ability to travel to local-area sites and other locations; the requirements section specifies 0–20% travel.
• Strong documentation skills and experience with Microsoft Office products, especially Excel, Outlook, and Word.
• Strong customer-support and communication skills for supporting end users.
• Ability to prioritize and execute tasks in a high-pressure environment.
• Ability to lift, move, or carry equipment weighing up to 65 pounds.
• U.S. citizenship.
• Maintain a valid U.S. passport.

Nice To Haves

• Experience in the imagery intelligence domain.
• Ability to create and modify scripts across multiple disciplines on Windows and Linux systems.
• Knowledge of the customer's processes, procedures, and production systems.
• Ability to function both as a team member and independently.
• Skills in one or more of Windows desktop operating systems, Windows Server, PowerShell, Red Hat, SQL, and the Imagery Production Chain.
• General knowledge of database administration and network administration, including network configuration management.

Responsibilities

• Administer desktop and server systems connected to local and wide area networks.
• Manage desktop systems, including account monitoring, security, operating system installation, and related local system administration.
• Support implementation, troubleshooting, and maintenance of IT systems and system infrastructure.
• Support day-to-day operations, monitoring, and problem resolution for client/server, storage, network, and mobile devices.
• Identify, diagnose, and resolve Tier 1, Tier 2, and Tier 3 problems.
• Escalate issues and communicate status to agency management and internal customers.
• Install PC and server hardware and network connections.
• Install operating systems and application software using PowerShell, PDQ, or MECM (SCCM) deployment tools.
• Troubleshoot hardware and software problems involving applications, operating systems, hardware, and communications infrastructure.
• Configure and maintain network components and implement operating system enhancements to improve reliability and performance.
• Install and upgrade Windows operating systems and layered software packages; evaluate and install patches and resolve software issues associated with COTS/GOTS products in accordance with policies, procedures, licensing, and service-level agreements.
• Create and follow procedures for managing linked databases, including security, data safety and integrity, disaster recovery, and bulk data import and export.
• Conduct routine and emergency maintenance of assigned data center or end-user equipment.
• Coordinate scheduled preventive maintenance windows with affected customers.
• Contribute to developing, administering, and testing backup and recovery plans.
• Secure systems to STIG guidelines, review ACAS scans, and work with ISSOs to mitigate findings.
• Maintain operational, configuration, and other standard operating procedures; document work and resolutions in support tickets.
• Verify system availability using existing enterprise tools.
• Serve as an Asset Custodian, maintaining assets and conducting routine and annual inventory inspections to ensure compliance.
• Provide on-call support and travel to local-area sites and other locations as required.

Benefits

• 401(k) with company match.
• Comprehensive health and wellness packages, including medical plan options and health savings accounts.
• Dental plan options.
• Vision plan.
• Paid education and certifications.
• Paid vacation and holidays.
• Paid time off plans including sick and personal time.
• Paid parental leave.
• Military leave.
• Bereavement leave.
• Jury duty leave.
• Short- and long-term disability benefits.
• Life insurance.
• Accidental death and dismemberment insurance.
• Personal accident insurance.
• Critical illness insurance.
• Business travel and accident insurance.
• Full flex work weeks where possible.
• Internal mobility support and professional growth opportunities.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level