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General information

Requisition #
R62915
Locations
USA-CA-San Diego
Posting Date
08/28/2025
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 onsite in San Diego, CA. This is an onsite position.
 

Join the Navy's Continuous Training Environment (NCTE) program and contribute to the evolution of warfighter readiness. We provide critical engineering and technical expertise for the U.S. Navy's premier Live, Virtual, Constructive (LVC) training capability. Our work involves seamlessly integrating live training with synthetic systems to create highly realistic and complex global training environments. We also drive the development of advanced representations for joint, theater, and national systems, and model new weapons technologies and emerging threats, ensuring our forces are prepared for any challenge.
 

Responsibilities include but are not limited to:

  • Provide Tier 3 technical remote and onsite support and guidance to NCTE Range end-users, addressing IT-related issues and inquiries in a timely and professional manner

  • Diagnose and resolve complex technical issues related to system configurations and network connectivity for Range POR systems

  • Ensure compliance with security policies, procedures, and best practices, with a focus on maintaining a secure IT environment

  • Strong understanding of Group Policy Management and Active Directory in Windows environments

  • Writing standard operating procedures (SOPs) for IT systems and processes.

  • Excellent troubleshooting skills and the ability to diagnose and resolve complex technical issues effectively

  • Up to 25% travel can be expected

Minimum Qualifications:

  • High School Diploma and 5+ years of relevant IT systems experience

  • Experience in system administration, with proficiency in both Linux and Windows environments

  • Must have CompTIA Security+ CE

  • Must have a VMware, Windows, or Linux Operating System (OS) certification

Preferred Qualifications:

  • Bachelor's degree in Computer Science, Information Technology, or related field

Clearance Requirements:

  • US Citizenship required and an active Secret security clearance with the ability to obtain a Top Secret

Physical Requirements:

  • Must be able to remain in a stationary position 50%

  • Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer

  • The person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.


The projected compensation range for this position is $96,100.00-$159,900.00. 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 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.