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General information

Requisition #
R59265
Locations
USA-CA-San Diego
Posting Date
03/18/2025
Security Clearance Required
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 Systems Administrator to join our team in San Diego, CA. The position is onsite and night shift, working hours from 1-9AM.

The System Administrator (SA) is an instrumental part of a small, highly technical team providing WAN/LAN systems integration and support of a virtualized Windows client-server medium enterprise in a VMware Virtual Desktop Infrastructure (VDI) environment. The Help Desk supports approximately 1,000 users, and 40 remote sites with zero clients connecting to Windows workstations, multi-function printers, VoIP phones, and Video Teleconference systems.  The team consists of a PM, three System Engineers and four other SAs.

Responsibilities include but are not limited to:

  • Tier1-2 help desk support for user issues reported over the phone or in the ticket system

  • Deploy Virtual Desktop Workstation Pools

  • Monitor system and network performance

  • Monitor backup jobs

  • Perform system maintenance

Minimum Qualifications

  • 3+ years of experience in the Information Technology field including Windows workstations, Windows servers, Active Directory and Exchange

  • 2+ years of experience supporting users and troubleshooting user issues

  • DoD 8570 IAT level 2 certifications: Security+

Preferred Qualifications

  • 5 years of experience working with DoD networks, network encryption devices

  • Experience installing and configuring Trellix Endpoint Security via Trellix ePO

  • Experience with VMware vSphere 7-8

Clearance Requirements:

  • Must be a US Citizen and have an active Secret clearance adjudicated within last 6 years and ability to obtain and maintain a TS/SCI clearance.

Physical Requirements:

  • The person in this position must be able to remain in a stationary position 50% of the time

  • Occasionally install rack-mounted equipment, connect wires under desks, and assist with equipment deliveries


The projected compensation range for this position is $75,700.00-$126,300.00. 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 it’s 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 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 careers@mantech.com and provide your name and contact information.