Junior Systems Administrator

ValidaTek•Scott AFB, IL

1d•$65,000 - $75,000•Onsite

About The Position

ValidaTek is seeking a motivated and detail-oriented Junior Systems Administrator to support the Cybersecurity Systems Support (CSS) contract with the Defense Information Systems Agency (DISA). This entry-level position provides hands-on support for enterprise IT systems in a secure Department of Defense environment. The ideal candidate will have foundational IT knowledge, a desire to learn, and a strong sense of responsibility for maintaining secure and efficient system operations. This is a 100% on-site position located at Scott AFB. Shift: Monday - Friday 11:00pm - 7:30am

Requirements

Active Secret clearance with the ability to obtain a Top Secret clearance.
Associate’s degree in Information Technology, Computer Science, or a related field OR equivalent experience/training.
DoD 8570 IAT Level II certification (e.g., Security+ CE) – required or must be obtained within 90 days of hire.
0-2 years of experience in a system administration, IT support, or help desk role.
Basic understanding of system administration, including user account management, patching, and file system organization.
Familiarity with Windows Server or Linux operating systems.
Ability to follow standard operating procedures, document work, and escalate issues appropriately.
Eagerness to learn and contribute in a structured, security-focused DoD environment.

Nice To Haves

Experience in a DoD or federal IT environment.
Exposure to RMF, STIGs, or cybersecurity compliance tools such as eMASS or ACAS.
Knowledge of scripting languages (e.g., PowerShell, Bash) is a plus.
IT certifications such as CompTIA Network+, Microsoft Fundamentals, or Linux+.

Responsibilities

Assist in the installation, configuration, and maintenance of Windows and/or Linux servers.
Perform basic system administration tasks, including account creation, password resets, and permissions management.
Monitor system performance and assist in troubleshooting hardware and software issues.
Support patching, updates, and antivirus deployment in accordance with DoD STIG and IAVM compliance requirements.
Help manage enterprise services such as Active Directory, DNS, and Group Policy under supervision.
Participate in implementing security controls as part of Risk Management Framework (RMF) activities.
Assist in maintaining system documentation, including configuration baselines and operational procedures.
Work with senior system administrators to support backup and recovery tasks.
Support cybersecurity tools and platforms, such as HBSS, ACAS, and SIEM solutions, as directed.
Respond to user support tickets and help resolve end-user issues in coordination with the help desk.