Linux Administrator

Company: CACI
Location: Lorton
Posted on: April 2, 2026

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 * * * 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.

Keywords: CACI, Potomac , Linux Administrator, IT / Software / Systems , Lorton, Maryland