Job Description

General information

Requisition #

R71029

Locations

International-Cuba-Guantanamo Bay

Posting Date

09/28/2026

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 Network Administrator to join our team in Guantanamo Bay, Cuba.

Responsibilities include but are not limited to:

• Responsible for the day-to-day operation and maintenance of the network infrastructure. This includes servers, routers, switches, and firewalls, ensuring optimal performance and reliability.
• Configures, monitors, and troubleshoots network devices to maintain seamless connectivity and address emerging issues.
• Implements and maintains essential network security measures, performs routine backups and disaster recovery procedures, and resolves network bottlenecks.
• Installs and configures network hardware and software. They also maintain comprehensive network documentation and provide timely technical support to end users.
• Stays current with emerging network technologies and trends, actively pursuing professional development opportunities. The Network Administrator receives guidance and direction from more senior staff.

Minimum Qualifications:

• BA/BS in computer science, information technology, network engineering, mathematics or in a related field of study and two (2) or more years of relevant Network Administrator experience.
• OR an associate's degree and four (4) or more years of relevant experience.
• OR high school diploma and six (6) or more years of relevant experience.
• DoD 8570.01-M IAT Level II certification
• Proficiency in scripting languages like Python or Bash for automating network tasks.

Preferred Qualifications:

• Experience with military/diplomatic operations working within a J-6/G-6/S-6 Directorate or with Special Operations Forces (SOF) or the Department of State (DoS), leading and performing cybersecurity risk assessments for and across multiple commands, agencies, and regionally distributed locations in a Security Operations Center (SOC).
• CompTIA Network+, Cisco Certified Network Associate (CCNA), Cisco Certified Network Professional (CCNP), Microsoft Certified Azure Administrator–Associate or AWS Certified Solutions Architect–Associate certifications.
• 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 a current/active Secret clearance.
• Must be eligible to obtain and maintain a TS/SCI clearance.

Physical Requirements:

• Must be able to remain in stationary position for up to 50% of the time.
• Must be able to deliver clear and effective communication verbally and via email, phone, and virtual communication platforms to interface with co-workers and customers.
• Must be able to occasionally move about inside an office environment to access file cabinets, office machinery, and communicate with co-workers.

The projected compensation range for this position is $75,800.00-$126,100.00. 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 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.