RHEL Administrator (Secret Clearance)

Company: Dev Technology
Location: Annapolis Junction
Posted on: February 18, 2026

Job Description:

Job Description Job Description Red Hat Enterprise Linux Administrator 1015 Clearance: U.S. Citizenship is required. DHS Secret Clearance required. Candidates with dual citizenship cannot be considered per government requirements. Location: Full-time onsite in Annapolis Junction, MD Dev Technology is seeking a Red Hat Enterprise Linux Administrator to provide expertise in managing and optimizing assets for our federal client's critical operations What You'll Be Doing: Manage and support RHEL-based server infrastructure, encompassing installation, configuration, and patch management Perform system administration tasks for RHEL 7.x/8.x, including setup, configuration, and ongoing maintenance Monitor and analyze system performance to identify and resolve bottlenecks, implementing strategies to enhance efficiency and reliability Execute system backup and recovery operations to ensure data protection and high availability Assess and recommend hardware and software solutions to address business needs and improve the RHEL server environment Develop and maintain comprehensive documentation for system configurations, processes, and troubleshooting procedures Conduct vulnerability assessments using tools like Tenable, HP WebInspect, and similar platforms Investigate security incidents, assess risks, and design mitigation strategies, implementing proactive and reactive measures to enhance security Required Education, Experience, and Skills: Active Secret clearance required. U.S. Citizenship required (dual citizens not eligible due to federal contract requirements). Experience with federal government contracts, with a preference for contracts under Homeland Security. 7 years of experience working as a system admin on Linux or Red Hat systems is required; related experience is acceptable. Participation in a rotational on-call schedule for emergency page-outs is required. Candidates must reside within a commutable distance for daily onsite work and meet recall/on-call requirements in a 24x7x365 environment. Preferred Education, Experience, and Skills: Team player and fast learner with the ability to work proactively and independently. Strong problem-solving skills to support geographically diverse mission-critical operations. Who We Are Dev Technology is a growing IT company with an employee-centric culture that works on mission-critical projects for the federal government. We partner with our federal customers to deliver technology services and solutions, and to drive our client's missions forward through innovation. We use Agile and DevSecOps principles to provide services including application development, biometrics and identity management, cloud and infrastructure optimization, IT and legacy modernization, and data management. As a Washington Post Top Workplace award winner for the past TWELVE years in a row, the Top Workplaces USA for the past five years, and a recipient of the Companies As Responsive Employers (CARE) Award for the past six years, Dev Technology employees enjoy: Generous and flexible time-off policy Flexible work schedules and telework options, including remote work availability for eligible projects Career development opportunities including a mentorship program, technical and management training through Dev University, hands-on learning through DevLab, tuition reimbursement, and paid training opportunities Industry-leading benefits including a choice of two health plans that include dental and vision, flexible spending account, commuter benefits, life insurance, and more 401K matching with a 5% matching contribution Regular team and company social events including our annual party, happy hours, fitness challenges, and more A focus on community engagement including company wide support activities, employer match for donations, and time off for volunteer efforts To learn more about working at Dev Technology, visit Working At Dev Technology Group Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans Dev Technology Group operates in the following states: AL, AR, AZ, CO, DC, FL, GA, ID, IL, IN, MD, MA, ME, MI, MN, MO, NC, NJ, OH, OR, PA, SC, TN, TX, VA, WV. 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Keywords: Dev Technology, Wilmington , RHEL Administrator (Secret Clearance), IT / Software / Systems , Annapolis Junction, Delaware