ManTech Staff Systems Administrator in San Diego, California

Become an integral part of a diverse team that leads the world in Mission, Cyber, and Technology Solutions. At ManTech International Corporation, you will help protect our national security while working on innovative projects that offer opportunities for advancement.

The Staff Systems Administrator will be an instrumental part of a highly technical refresh team in a small to medium enterprise technical refresh project. This is a hands-on position that requires an experienced individual to install, upgrade, patch, and manage software in a Vmware Vsphere environment. The systems administrator will work with MS Server 2012 R2, Windows 10, Microsoft Office 2013/2016, and troubleshoot server hardware. Additional duties include: backups, disaster recovery, Cisco VTC, router and switch updates, and other technology driven solutions in a fast-paced environment.

Responsibilities include but not limited to:

The systems administrator will conduct hardware and software installation, configuration, and testing to support the enterprise tech refresh.

The tech refresh consists of new hardware and software to include:

HP Blade servers to HP DL380 G10 host servers

HP Thin clients

Microsoft Windows 10

Microsoft Exchange 2013

Windows Server 2016

MS SQL Server 2016

VMware Horizon View

MS Office 2013/2016

Cisco router and switch replacements

Cisco VTC upgrades and Cisco VoIP phone upgrades

DISA - Assured Compliance Assessment Solution (ACAS)

Vmware Veeam Backup & Replication

Support users and helpdesk during user data and mailbox migrations.

This position requires knowledge of physical and virtual hardware, software configuration, and troubleshooting.

Position Requirements:

  • 2-4 years of experience in the Information Technology field, related College degree preferred: Bachelor and/or Master Degree in Computer Science or Information Systems, Systems Engineering, or equivalent experience

  • Experience with user support and troubleshooting

  • Experience managing, troubleshooting, and operating various systems in small to medium Microsoft windows environments

  • Experience with Microsoft Windows Server and MS Office products

  • Experience with VMware vSphere

  • Experience with DISA - Assured Compliance Assessment Solution (ACAS) a plus

  • Current and valid Security+CE certification required

  • Experience with Veeam Backup & Replication a plus

  • MCP, VCA6-DCV or VCA6-DTM certification desired

  • Related IT certifications preferred: Formal Training in Microsoft Systems and Technology environments, MCSA or other related certification preferred.

  • Valid US Drivers license required

  • 20% Travel required

Security Requirements : US Citizenship and active Secret clearance within the last 5 years


Requires Bachelor s degree (in Computer Science or related field) or equivalent, and two to four years of related experience.


Equivalent Experience/Education, Bachelor's Degree

Years of Experience

02-04 years w/Bachelors Degree, See Qualifications

Position Type





ManTech International Corporation is comprised of approximately 7,300 talented employees who use advanced technology to help government and industry meet some of their greatest challenges around the world. We adhere to the simple, no-nonsense values on which ManTech was founded more than four decades ago, aligning squarely with the mission objectives of our customers. As our customer base continues to expand and diversify, we continue to diversify our workforce and solutions. Nearly half our employees have a military background, and approximately 70 percent hold a government security clearance. As a leading provider of innovative technology services and solutions for the nation's defense, security, health, space, and intelligence communities; we hold nearly 1,100 active contracts with more than 50 different government agencies.

ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment because of race, color, sex, religion, age, sexual orientation, gender identity and expression, national origin, marital status, physical or mental disability, status as a Disabled Veteran, Recently Separated Veteran, Active Duty Waretime or Campaign Badge Veteran, Armed Forces Services Medal, or any other characteristic protected by law. If you require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please contact ManTech's Corporate EEO Department at (703) 218-6000. ManTech is an affirmative action/equal opportunity employer - minorities, females, disabled and protected veterans are urged to apply. ManTech's utilization of any external recruitment or job placement agency is predicated upon its full compliance with our equal opportunity/affirmative action policies. ManTech does not accept resumes from unsolicited recruiting firms. We pay no fees for unsolicited services.

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