Linux Engineer

Description & Requirements

Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we’ve been a trusted partner to the Department of Defense, delivering cutting‑edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary.

Your journey starts now-protect and innovate with MANTECH!

• Provide remote and onsite Tier 3 support to NCTE Range end-users, resolving complex IT issues with professional guidance and efficiency.
• Diagnose and resolve advanced technical issues involving system configurations, network connectivity, and Linux networking for Range POR systems.
• Demonstrate a strong mastery of Red Hat (6-9) including file systems, LVM, and the operation and updating of Red Hat Satellite.
• Manage DNS and DHCP services across Windows and Linux environments, including familiarity with Active Directory.
• Support virtual Linux systems using VMWare ESXi and assist with the maintenance of backup systems.
• Ensure strict compliance with security policies while authoring Standard Operating Procedures (SOPs) for IT systems and processes.
• Ability to travel up to 25% and maintain a proactive approach to Red Hat patching and environment maintenance.

• High School Diploma and 5+ years of relevant IT systems experience
• Experience in system administration, with proficiency in both Linux and Windows environments
• Must have CompTIA Security+ CE
• VMware, Windows, or Linux Operating System (OS) certification, or ability to obtain within 6 months of hire

• Bachelor's degree in Computer Science, Information Technology, or related field

• Must have current/active DOD Secret security clearance and be willing and able to obtain a Top Secret.

• The person in this position must be able to remain in a stationary position 50% of the time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co‑workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

MANTECH International Corporation considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.

If you need a reasonable accommodation to apply for a position with MANTECH, please email us at and provide your name and contact information.