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Junior Windows Administrator with Secret Clearance with Security Clearance

CALNET, Inc.Washington, DC🇺🇸United StatesPosted 22 Jul 2026

Why This Role Stands Out

This Junior Windows Administrator role at CALNET offers a fantastic opportunity to gain hands-on experience with critical government IT infrastructure, fostering significant career growth within a reputable, certified organization. You'll thrive here if you are eager to develop your technical skills in Windows Server, Active Directory, and system security while contributing to vital national security initiatives. Apply now to join a team dedicated to excellence and make a real impact.

Quick Overview

Work Type
On Site
Schedule
Employee
Level
Junior

Job Description

Founded in 1989, CALNET, Inc. has become one of the fastest growing privately held companies in the Technology, Intelligence Analysis, and Language Services consulting arena. Headquartered in Reston, VA, CALNET employees deliver true value to our customers by employing best practices, world-class technologies industry expertise in every project. CALNET is ISO 9001, ISO 20000, and CMMI-Level III certified As a Prime Government Contractor for a major government institution, we are currently searching for a talented Junior Windows System Administrator with Secret Clearance to work in Washington DC. JOB REQUIREMENTS: A Junior Windows Systems Administrator maintains and secures Windows-based IT infrastructure, including servers, Active Directory, and workstations. Key duties involve user account management, patching, software deployment, system monitoring, and providing Tier 2/3 technical support. They typically require 0-3 years of experience and work under senior staff to ensure network stability and security.  Key Responsibilities  * Windows Infrastructure Management: Install, configure, and maintain Windows Server operating systems, Active Directory (AD), Group Policy (GPO), and DNS/DHCP. 
* System Maintenance & Patching: Perform routine server backups, monitor system performance (CPU, memory), and apply security patches. 
* User & Access Management: Create, modify, and delete user accounts, manage permissions, and handle password resets. 
* Technical Support: Provide patching to servers, daily monitoring of the Network, Tier II/III support to resolve complex workstation and server-side issues. 
* Documentation: Maintain accurate documentation for system configurations, troubleshooting steps, and user guides. 
* Security: Implement basic security measures, such as virus scans and firewall management.   Qualifications and Skills  * Experience: 1–3 years in IT support or systems administration.
* Technical Skills: Proficiency in Windows Server (2016/2019/2022), Active Directory, Microsoft 365, and PowerShell scripting basics.
* Education: Bachelor’s degree in Computer Science, IT, or equivalent work experience.
* Certifications: CompTIA Security+ is required, MS-102 is required
* Soft Skills: Strong communication, troubleshooting, and organizational This opportunity is a onsite position in Washington DC CALNET, Inc. offers a competitive salary and a generous benefits package.  This package includes medical, dental, vision, life, short- and long-term disability insurances, a 401(k)-retirement savings plan, and generous leave time. CALNET, Inc. is an Equal Opportunity Employer. EEO/M/F/D/V

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