ManTech International

Linux Engineer

ManTech International • $90K — $120K *
Virginia Beach, VA 23464In-Person
Information Technology
Less than 5 years of experience
Today
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Job Overview by Ladders

Qualifications

  • Master's degree with 3+ years or Bachelor's degree with 5+ years of relevant experience or High School Diploma with 9+ years in lieu of Master's degree.
  • Proficiency in system administration across Linux and Windows environments.
  • VMware, Windows, or Linux OS certification or ability to obtain within 6 months of hire.
  • IAT-II level certification required according to SECNAV M-5239.2 and DoD 8140/8570 (e.g., CompTIA Sec+).
  • Strong analytical skills and meticulous attention to detail.

Responsibilities

  • Report to the Project Manager and provide support in a matrix organization.
  • Provide Tier 3 support to NCTE Range end-users for complex IT issues.
  • Diagnose and resolve issues involving system configurations and Linux networking.
  • Demonstrate expertise in Red Hat 6-9, including filesystems and Red Hat Satellite updates.
  • Manage DNS and DHCP services across Windows and Linux environments.
  • Support virtual Linux systems and assist with backup systems maintenance.
  • Ensure compliance with security policies while developing Standard Operating Procedures.

Benefits

  • Opportunities for professional development and training.
  • Collaborative team environment focused on innovation.
  • Access to advanced technology and systems.
  • Engagement with cutting-edge projects tailored to defense requirements.
  • Flexible work hours and potential for travel opportunities.
Full Job Description
General information

Requisition #

R68531

Locations

USA-VA-Virginia Beach

Posting Date

06/10/2026

Security Clearance Required

TS/SCI

Remote Type

Onsite

Time Type

Full time

Description & Requirements

MANTECH seeks a motivated, career and customer-oriented Linux Engineer to join our team in Virginia Beach, VA. This position is onsite.

Responsibilities include but are not limited to:
  • Reports directly to the Project Manager and supports execution in a matrix organization.
  • 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 filesystems, 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.
  • Support a team environment based on mutual respect and teamwork, dedicated to innovation and effective, efficient work practices.


Minimum Qualifications:
  • Masters degree and 3+ years of relevant experience, or Bachelors degree and 5+ years of relevant experience, or a High School Diploma and 9+ years of relevant experience in lieu of Masters degree
  • Experience in system administration, with proficiency in both Linux and Windows environments
  • VMware, Windows, or Linux Operating System (OS) certification, or ability to obtain within 6 months of hire
  • IAT-II level at a minimum in accordance with SECNAV M-5239.2 and DoD 8140/8570. (ex. CompTia Sec+)
  • Strong analytical skills and attention to detail


Preferred Qualifications:
  • Familiarity with the United States Navy preferred
  • Extensive experience and judgment to plan and accomplish goals and independently performs a wide variety of complicated tasks
  • Strong technical, interpersonal, written, and verbal skills


Clearance Requirements:
  • Must have a current and active TS/SCI Clearance with the ability to obtain SAP access.


Physical Requirements
  • Up to 25% travel anticipated.
  • Work will require movement from Government site to and from MANTECH site for client meetings and support functions.
  • 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 or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which involve delivering presentations.


About ManTech International

ManTech International Corporation is an American defense contracting firm that was founded in 1968. The company provides cybersecurity, intelligence, and defense solutions to the United States Government. ManTech has over 9,000 employees and operates in 40 countries worldwide. The company's services include software development, systems engineering, and enterprise IT solutions. ManTech has been awarded numerous contracts by the U.S. Department of Defense and other government agencies.
Learn more about ManTech International
Size
9,800 employees
Market Cap
$3.7 billion
Industry
Information Technology
Net Income
$120.5 million
Founded
1968
5 Year Trend
+9.8%
Revenue
$2.5 billion
NASDAQ
MANT
* Ladders Estimates

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