Systems Administrator

Posted Yesterday
Be an Early Applicant
Chantilly, VA, USA
In-Office
87K-182K Annually
Senior level
Information Technology • Consulting • Defense
The Role
Administer and secure Windows servers, workstations, Active Directory, DNS, PKI, certificates, and Group Policy. Automate endpoint management with PowerShell and enterprise tools, support Workamajig hosting, optimize high-speed storage, and perform physical infrastructure work. Conduct Nessus vulnerability scans, apply patches, support RMF and ComMon compliance, and document incidents and changes in ServiceNow. The role requires active TS/SCI with polygraph clearance, Security+ certification, and occasional travel for infrastructure deployments.
Summary Generated by Built In
Job Title: Systems Administrator

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI with Polygraph

Employee Type: Regular

Percentage of Travel Required: Up to 10%

Type of Travel: Continental US

* * *

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. 

-

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.

Skills Required

  • Active TS/SCI with polygraph clearance
  • 5+ years supporting Windows Server and Desktop installation, configuration, and deployment
  • Direct experience administering Active Directory
  • Experience implementing Group Policy
  • Experience managing WSUS
  • Hands-on proficiency with SCCM, MCM, or ManageEngine
  • Active experience using Nessus for compliance scanning
  • Current CompTIA Security+ certification
  • Ability to collaborate effectively while executing independent tasks
  • Familiarity with the Workamajig platform
  • Prior experience handling audio and video integration projects
  • Strong, methodical troubleshooting skills across complex hardware and software environments
  • Willingness to travel as needed for remote infrastructure deployments

CACI International Inc Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about CACI International Inc and has not been reviewed or approved by CACI International Inc.

  • Healthcare Strength — Pay is supported by a broad set of health-plan options across multiple national carriers, with telemedicine and tax-advantaged accounts included. Dental and vision choices are also described as multi-option, which strengthens overall coverage breadth.
  • Leave & Time Off Breadth — Flexible Time Off is available for many salaried-exempt roles, while hourly roles accrue PTO, creating multiple time-off pathways by employment class. Paid disability coverage, fixed holidays, and paid leave programs (including parental leave and other leave types) further round out time-off and leave coverage.
  • Retirement Support — Retirement support includes a 401(k) match structure described as 50% up to 8% of pay (effective 4%) and an Employee Stock Purchase Plan with a discount. Tuition reimbursement and certification support also add to the overall rewards package that complements core retirement benefits.

CACI International Inc Insights

Am I A Good Fit?
beta
Get Personalized Job Insights.
Our AI-powered fit analysis compares your resume with a job listing so you know if your skills & experience align.

The Company
HQ: Reston, VA
17,673 Employees
Year Founded: 1962

What We Do

CACI’s approximately 23,000 talented employees are vigilant in providing the unique expertise and distinctive technology that address our customers’ greatest enterprise and mission challenges. Our culture of good character, innovation, and excellence drives our success and earns us recognition as a Fortune World's Most Admired Company. As a member of the Fortune 1000 Largest Companies, the Russell 1000 Index, and the S&P MidCap 400 Index, we consistently deliver strong shareholder value. Visit us at www.caci.com.

Similar Jobs

BAE Systems, Inc. Logo BAE Systems, Inc.

Systems Administrator

Aerospace • Hardware • Information Technology • Security • Software • Cybersecurity • Defense
Hybrid
Sterling, VA, USA
40000 Employees
150K-254K Annually

BAE Systems, Inc. Logo BAE Systems, Inc.

Systems Administrator

Aerospace • Hardware • Information Technology • Security • Software • Cybersecurity • Defense
Hybrid
Sterling, VA, USA
40000 Employees
133K-226K Annually

DJ&A Logo DJ&A

Systems Administrator

Professional Services
In-Office or Remote
7 Locations
187 Employees
70K-115K Annually

Castalia Systems Logo Castalia Systems

Systems Administrator

Artificial Intelligence • Robotics • Software • Analytics
In-Office
Lorton, VA, USA
88 Employees
170K-180K Annually

Similar Companies Hiring

NODA AI Thumbnail
Artificial Intelligence • Information Technology • Software • Cybersecurity
Austin, TX
54 Employees
Golden Pet Brands Thumbnail
Digital Media • eCommerce • Information Technology • Marketing Tech • Pet • Retail • Social Media
El Segundo, California
174 Employees
Outpost Space Thumbnail
Aerospace • Defense
Los Angeles, California
38 Employees

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account