Systems Administrator

About the role

The Opportunity:

We are seeking a Systems Administrator / Engineer with 5+ years of experience to own the lifecycle, security, and performance of our critical IT infrastructure. This multifaceted role combines deep Windows systems administration with hands-on physical hardware engineering and robust security compliance. The ideal candidate is a proactive team player who is equally comfortable managing logical software configurations and executing physical engineering to keep our production environments highly secure and available.
Responsibilities:

Systems & Network Administration:

Windows Ecosystem: Deploy, configure, and administer physical Windows servers and workstations.
•             Core Identity Services: Manage Active Directory, DNS, PKI, certificate lifecycles, and GPOs.
•             Automation & Tools: Utilize PowerShell for automation and leverage enterprise tools like SCCM, WSUS, or ManageEngine for endpoint management.
•             Application Hosting: Provide system administration for a dedicated project management server (Workamajig) within a production environment.
Hardware & Security Engineering:
•             High-Speed Storage: Optimize high-speed storage solutions operating over a 25Gb+ Ethernet backbone.
•             Physical Infrastructure: Handle hardware rack-mounting, custom cable fabrication, labeling, and dressing.
•             Security & Compliance: Run vulnerability scans using Nessus, apply security patches, and align operations with RMF and ComMon frameworks.
•             Operations: Utilize ServiceNow (SNOW) for incident tracking, change management, and configuration documentation.
Qualifications:
Required: 

Active TS/SCI with Poly
Experience: 5+ years supporting Windows Server and Desktop installation, configuration, and deployment.
•             Technical Depth: Direct experience with Active Directory administration, GPO implementation, and WSUS management.
•             Tooling: Hands-on proficiency with an enterprise management tool (SCCM, MCM, or ManageEngine).
•             Cybersecurity: Active experience using Nessus for compliance scanning and a current CompTIA Security+ certification.
•             Work Style: Proven ability to collaborate effectively in a team, while remaining self-motivated to execute independent tasks.
Desired:
Familiarity with the Workamajig platform.
•             Prior experience handling Audio and Video (AV) integration projects.
•             Strong, methodical troubleshooting skills across complex hardware and software environments.
•             Willingness to travel as needed to support remote infrastructure deployments. 

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What You Can Expect:

 A culture of integrity.

At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.

An environment of trust.

CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.

A focus on continuous growth.

Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.

Pay Range:

There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.

The proposed salary range for this position is:

$86,600 - $181,800

CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.