Systems Administrator

General information

Requisition #

R69222

Locations

USA-FL-Doral

Posting Date

07/20/2026

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 Doral, FL.

This position is fully on-site and utilizes a Panama Schedule which includes three, 12 hour shifts, followed by three days off, repeating. This team also utilizes a rotating day/night schedule, so selected candidate will rotate between nights and days every 3 months.

Responsibilities include but are not limited to:

• Manages the day-to-day administration and maintenance of computer systems, network servers, and virtualization technologies, ensuring reliable operation and optimal performance.
• Installs and upgrades computer components and software, manages virtual servers, and implements automation processes to streamline IT operations.
• Troubleshoots hardware and software errors by running diagnostics, documenting problems and resolutions, and prioritizing issues based on impact.
• Creates and maintains comprehensive system documentation, including configuration guides, troubleshooting procedures, and inventory records, while performing regular backup operations and implementing data protection measures.
• Provides support to Desktop and Enterprise Service Desk Teams, monitors installed systems and infrastructure for optimal performance and resource use and receives guidance from senior staff.

Minimum Qualifications:

• Bachelors' degree in an IT-related discipline. 4 additional years' Systems Administration experience may be considered in lieu of a degree
• Two (2) or more years of Systems Administration experience.
• Must hold two certifications (Obtained or renewed within the past 2 years):
• DoD 8570.01-M IAT Level II certification
• Microsoft AZ-104 OR MD-102 (Must be obtained within 30 days of starting)

Desired Qualifications:

• Experience with scripting languages and automation tools such as Ansible, Salt, or Puppet.
• Relevant industry-standard certifications such as Microsoft, Red Hat Linux, AWS, VMware, CCNA-Security, CySA+, GICSP, GSEC, Security+ CE, CND, SSCP.
• Experience at a DoD Combatant Command (e.g., SOUTHCOM, NORTHCOM, CENTCOM, CYBERCOM, INDOPACOM, EUCOM, AFRICOM, STRATCOM, TRANSCOM, SOCOM, SPACECOM) or a component is desired.

Clearance Requirements:

• Must have an active Secret clearance.
• Must be eligible to obtain and maintain a TS/SCI clearance.

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 frequently communicates with co-workers, management and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

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.