Systems Administrator

ManTech International Corp

Laurel, MD

JOB DETAILS
SALARY
$107,900–$179,400 Per Year
SKILLS
Analysis Skills, Application Integration, Automation, CCNA - Cisco Certified Network Associate, Capacity Analysis, CompTIA A+, CompTIA Network+, CompTIA Security+, Computer Network Defense (CND), Configuration Management, Customer Relations, Data Analysis, Federal Contracts, Federal Government, GSEC - GIAC Security Essentials Certification, Government Contracts, Government Intelligence, Hardware-Software Integration, Identify Issues, Information Technology & Information Systems, Intelligence Agencies, Internet Security, Linux Administration, Linux Operating System, Management of Information Systems/Technology (MIS), Microsoft Windows Operating System, Microsoft Windows System Administration, Mobile Devices, NetApp Storage Systems, Network Configuration Management, Office Equipment, Operating Systems, Performance Management, Problem Solving Skills, Reliability Engineering, Resource Utilization, SSCP - Systems Security Certified Practitioner, Server Hardware, Software Administration, Software Development, Software Patches, System Lifecycle, System Operations, Systems Administration/Management, Systems Analysis, Technical Support, VMS Operating System, VMWare, Virtual Machine (VM)
LOCATION
Laurel, MD
POSTED
29 days ago

General information

Requisition #

R68143

Locations

USA-MD-Laurel

Posting Date

05/28/2026

Security Clearance Required

TS/SCI w/ Poly

Remote Type

Onsite

Time Type

Full time

Description & Requirements

Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we've been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now-unleash your potential with MANTECH!

MANTECH seeks a motivated, career and customer-oriented Systems Administrator to join our team in Laurel, MD. You will be part of a dedicated team delivering enterprise infrastructure capabilities for a global workforce that supports a wide range of national defense missions. This role directly supports the Enterprise Infrastructure Services (EIS) organization-the foundation of all Enterprise Information Technology (EIT) for MPO.

Responsibilities include but are not limited to:

  • Configure, manage and troubleshoot Windows and Linux operating systems. Installs/loads operating system software, troubleshoot and maintain integrity and configure network components along with implementing operating systems enhancements to improve reliability and performance.
  • Provides support for implementation, troubleshooting and maintenance of Information Technology (IT) systems.
  • Manage IT system infrastructure and any processes related to these systems.
  • Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all the client/server/storage/network devices, mobile devices, etc.
  • Provide support for the dispatch system and hardware problems and will remain involved in the resolution process.
  • Optimize system operations and resource utilization and perform system capacity analysis and planning.
  • Analyze and resolve complex problems associated with server hardware, applications and software integration.

Minimum Qualifications:

  • Bachelor's degree in technical discipline from an accredited college or university.
  • 10 years' experience as a Systems Administrator in programs and contracts of similar scope, type and complexity is required.
  • Must be proficient with troubleshooting in a Windows/Linux environment.
  • IAT I certification (DoD 8140 required within 60 days of starting employment. Acceptable certifications include A+ CE/CCNA-Security/CND/Network+ CE /CySA+/GICSP/GSEC/Security+ CE/CND/SSCP)

Preferred Qualifications:

  • Experience/familiarization with full lifecycle management of Linux systems, to include provisioning, configuration management and patching.
  • Experience with VMware
  • Experience with NetAPP (backing up for VMs, Linux and Windows).

Clearance Requirements:

  • Must have a current/active Top Secret/SCI with Polygraph

Physical Requirements:

  • 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 collaborate with other leaders/teams, use standard office automation equipment, and virtual communication.

The projected compensation range for this position is $107,900.00-$179,400.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. In addition, MANTECH invests in its employees beyond just compensation. MANTECH's benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

MANTECH 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 careers@mantech.com and provide your name and contact information.

About the Company

M

ManTech International Corp

Our Mission Our mission is empowering our nation through a diverse and skilled workforce securely delivering innovative technology, consulting services and digital solutions for our customers’ mission success, every day. Our Vision Our vision is Securing the Future as the most trusted partner for U.S. Defense, Intelligence and Federal Civilian customers through the power of One ManTech. When these agencies think of an essential partner for their national and homeland security needs, they think ManTech. Our Values Our values are grounded in a bedrock of truth, integrity and caring for each other and the mission. We hold steadfast to: • TRUST – We earn and protect the trust of our customers, employees and investors through an enduring foundation of respect, fairness, credibility and honoring our commitments, always. • INCLUSION – We are an inclusive, diverse and talented workforce with a passion for mission success, intellectual capital, creativity and integrity. Our high ethical standards and investment in our people build confidence with our customers. • QUALITY– We deliver exceptional quality to customers through differentiated technology solutions and an uncompromising focus on excellence, value and innovation.
COMPANY SIZE
5,000 to 9,999 employees
INDUSTRY
Other/Not Classified
FOUNDED
1968
WEBSITE
https://www.mantech.com/about