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General information

Requisition #
R66928
Locations
USA-VA-Arlington
Posting Date
04/02/2026
Security Clearance Required
Top Secret
Remote Type
Onsite
Time Type
Full time

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!

MANTECH seeks a motivated, career and customer-oriented Enterprise Operation Center (EOC) Systems Analyst to join our team in Arlington VA.  This is a third shift (10pm-6am) position, working onsite.

Responsibilities include but are not limited to:

  • Providing Tier II IT Systems support on a wide range of technologies, including VMware vCenter, Horizon View, Site Recovery Manager, SolarWinds, Cisco Catalyst Center (DNAC), GEMOne, HP SANs, Certificate Services, DHCP, DNS, Active Directory, Group Policies and Microsoft Windows Operating Systems

  • Diagnosing and resolving the performance, security, and/or technical challenges related to the platforms listed above

  • Writing Standard Operating Procedures (SOPs) to accomplish repetitive tasks

  • Participating in processes throughout all phases of the ITIL Service Lifecycle, including submitting Change Requests

  • Performing requirements analysis, requirements gathering, and integration for all platforms listed above

  • Providing direction and guidance to less-experienced Systems Engineers

  • Investigating and resolving operational problems in conjunction with other engineering and technical personnel

  • Working on project teams responsible for engineering and packaging releases to integrate within the customer’s production IT environment

  • Willingness to work occasional nights and/or weekends to support system maintenance or service outages 

  • Up to 10% travel within the continental U.S., to standup a new site or doing tech refreshing of old equipment, based on customer needs

Minimum Qualifications:

  • Bachelor’s degree and 5+ years of related System Administration or Network Administration experience, or an Associate’s degree and 8+years of experience or a High School Diploma or GED with 11+ years of experience

  • An active and current DoD 8570 IAT Level II/8140 level Intermediate Certification required, e.g, Security+ 

  • An active and current DoD 8570 computing environment certification or the ability to obtain one within 6 months of hire is required, e.g, MCSA, VCP, or equivalent 

  • Willingness to occasionally work after normal duty hours (nights and weekends) to support system maintenance or service outages

Preferred Qualifications:

  • Experience with Microsoft Windows 2008/2012/2016/2019 Servers; Microsoft Windows 10; administering Microsoft Exchange, Active Directory, and workstation and server hardware; administering Microsoft Office 2010/2016; administering DNS, Group Policy, and PKI; administering vSphere, Horizon View, data backup, and antivirus software; basic networking including DHCP/TCPIP

  • Basic networking, CISCO networking devices. TACLANE encryption devices

  • Knowledge of Microsoft Windows Systems, VMWare, and CISCO systems

  • Strong working knowledge of Microsoft Windows systems, including DNS, Group Policy, and PKI

  • Good working knowledge of applying security best practices from DISA and/or vendors

  • Experience with the Microsoft Office suite

  • Experience using a Service Desk ticketing system, such as Remedy or ServiceNow

  • ITIL Foundations certification

  • Scripting experience

Security Clearance Requirements:

  • US Citizenship required and active Top Secret clearance adjudicated within the last 6 years

  • Candidate must be open to CI poly

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 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 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.