Unix/Linux Engineer

Company: CACI
Location: Arlington
Posted on: April 1, 2026

Job Description:

Job Title: Unix/Linux Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage of Travel Required: None Type of Travel: None * * * The Opportunity: CACI has an opportunity for a growth oriented and execution-focused professional to help drive our Department of Homeland Security business area, serving various DHS agencies. If you are a motivated individual looking to be a part of critical mission, CACI would like to speak with you. CACI is looking for a talented and experienced UNIX/Linux Engineer and Administrator to join our Hosting Services team on an IT operations project supporting DHS USCIS. The candidate will provide engineering support for large enterprise Unix and Linux based environment. Candidate will be responsible for designing, configuration, and installation support for large enterprise UNIX environment hosted on premises and in the cloud. Candidate is an established and productive technical contributor who will work independently with limited supervision and may influence others regarding system design, solutions and procedures when faced with complex problems. This position works under the general guidance of the Hosting Services Task Lead, in an Agile DevSecOps, fast-paced, rapidly changing, collaborative environment, and requires strong troubleshooting and analytical skills, strong critical thinking, complex problem solving, appropriate judgment, and decision-making skills. Responsibilities: Configure and install UNIX systems supporting various Linux and UNIX operating systems in a physical and virtualized environment Set up configurations for applications and services hosted on UNIX & Linux environment Configure availability services and develop scripts and packages Support patching and build standard images Guide the work of junior technical staff. Work with program and technical staff in all aspects of daily work and help the Task Lead in planning Fully engaged in the implementation of a DevOps practices for supporting IT Responsible for operational availability of all the systems hosted on the infrastructure Help task lead and management in planning and building windows infrastructure supporting COOP & DR plans Support information assurance process in a technical role by complying with technical controls, technical checklists etc., Assist and mentor junior members on the team Qualifications: Required: Candidate must be a US citizen, and able to obtain DHS Public Trust clearance and USCIS EOD to start work. 5 years of analysis related to design, development, and integration of hardware and software to support large scale Unix environments with virtualization including RedHat, CentOS, and SPARC Solaris 5 years’ experience testing large scale UNIX and virtual environments. Experience performing a variety of engineering and operational related assignments associated with SAN, NAS and Storage operations, backup operations, and virtualization software such as VMware’s vSphere and Microsoft Hyper-V on a set of enterprise-level IT systems. 3 years’ experience writing scripts with a scripting language, with knowledge of ANSIBLE, and Middleware (Oracle Application Server, Apache Servers) Experienced in AWS, AZURE, Google Cloud Services, and other Cloud environments Familiarity with Agile, DevOps practices and ITIL processes Desired: Active DHS Public Trust suitability clearance/EOD Experience with any DHS agencies or entities Experience using ServiceNow in a Tier 1-4 support (Oracle environment) This position is contingent on funding and may not be filled immediately. However, this position is representative of positions within CACI that are consistently available. Individuals who apply may also be considered for other positions at CACI. 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.

Keywords: CACI, Charlottesville , Unix/Linux Engineer, IT / Software / Systems , Arlington, Virginia