Role Overview
CACI International, Inc. is hiring a mid-level Linux Administrator. This is a full-time role in Lorton. Part of CACI International, Inc.'s Security hiring. Full responsibilities, required qualifications, and the apply link are listed in the description below.
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Job Description
Job Title: Linux Administrator
Job Category: Information Technology
Time Type: Full time
Minimum Clearance Required to Start: Secret
Employee Type: Regular
Percentage of Travel Required: None
Type of Travel: None
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The Opportunity:
Join our dynamic team as a Systems Administrator and leverage your extensive expertise in both Red Hat Enterprise Linux and Microsoft Windows environments. This role offers a unique opportunity to make a significant impact by ensuring the seamless operation of our computer systems, providing top-notch technical support, and collaborating with a talented team. You will have the chance to enhance your problem-solving skills, work on diverse and challenging projects, and contribute to a culture that values both independent initiative and teamwork.
Responsibilities
- Administer and maintain Red Hat Enterprise Linux and Windows systems.
- Provide technical support for incoming customer concerns and issues related to systems, software, and hardware
- Respond to customer queries in person, by phone, or via remote support
- Monitor and respond quickly and effectively to helpdesk requests
- Maintain daily performance of computer systems
- Diagnose and resolve problems
- Work with vendor support related to hardware and software issues
Qualifications
Required:
- Must have an up-to-date CompTIA Security+ Certification
- Proficient with different type of Linux operating systems specifically Red Hat Enterprise Linux. (10 years+)
- Experienced with current Microsoft Windows Operating Systems (Windows 10 and 11, Server 2016, 2019 and 2022)
- Experience administrating Windows and Linux systems in the same environment.
- Excellent team player while also able to work independently
- Work through problem-solving independently and in a team environment
- Professional with excellent communication skills Knowledge and understanding of IT hardware and network terminology and concepts
- Knowledge of and skill in troubleshooting IT hardware and software issues
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:
$120,800 - $265,800
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.
Frequently Asked Questions
How do I apply for the Linux Administrator position at CACI International, Inc.?
Use the Apply button above to submit your application directly to CACI International, Inc.. Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.
Where is the Linux Administrator position at CACI International, Inc. located?
This position is based in Lorton. CACI International, Inc. has not indicated remote or hybrid options for this role, so candidates should plan for on-site work.
What does a Linux Administrator at CACI International, Inc. earn?
CACI International, Inc. has not disclosed a salary range in this posting. Many employers share specifics later in the interview process; you can also ask during a recruiter screen if compensation transparency is important to you.
When was the Linux Administrator role at CACI International, Inc. posted?
This role was posted on March 16, 2026 (84 days ago). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.
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