MANTECH

Senior Network Engineer

MANTECH  •  Republic of Cuba (Onsite)  •  1 day ago
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Job Description


General information


Requisition #

R68169

Locations

International-Cuba-Guantanamo Bay

Posting Date

05/28/2026

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 Senior Network Engineer to join our team in Guantanamo Bay, Cuba

Responsibilities include but are not limited to:

  • The Senior Network Administrator leads the design, implementation, and maintenance of complex network infrastructure across multiple security domains, including classified networks, ensuring high availability and robust security
  • They possess expert-level knowledge of advanced networking protocols, security best practices, and infrastructure technologies
  • They manage complex network infrastructure devices, implement and enforce network security policies, configure advanced access control lists (ACL), and leverage software-defined networking (SDN) solutions
  • They conduct advanced system troubleshooting, implement comprehensive backup and recovery strategies, and ensure the high availability and resilience of critical network services
  • They lead the development and maintenance of detailed network documentation, provide expert technical guidance and mentorship to Junior and Mid-Level Administrators, and conduct in-depth research on emerging technologies
  • They contribute to the development and delivery of specialized network security training and awareness programs, promoting a culture of security awareness
  • The Senior Network Administrator provides direction and mentorship to subordinate staff

Minimum Qualifications:

  • BA/BS in field necessary to assume Senior Network Administrator duties or 4 years of additional experience in lieu of a degree
  • 9+ years of experience 5+ years of network engineering experience.
  • Deep understanding of network design, implementation, and troubleshooting.
  • Specialized knowledge in areas like network security, cloud computing, network automation, or specific protocols may be required.
  • CompTIA Network+, Security+, Cisco Certified Network Professional (CCNP), or other vendor-specific certifications.

Desired Qualifications:

  • Master’s degree in a network engineering, cybersecurity, or information systems, or a related field. Experience supporting DoD programs and with cloud-based technologies.
  • 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).
  • ITIL Foundation certificate. Cisco Certified Internetwork Expert (CCIE), Certified Information Systems Security Professional (CISSP), Cloud Certifications (e.g., AWS, Azure, or Google Cloud).
  • 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.
MANTECH

About MANTECH

MANTECH is more than a technology company. We are a company dedicated to service, and we consider our work a part of the public trust. The people of MANTECH are privileged to work for the security of the United States, the welfare of our service members and veterans, the protection of our communities, and the cause of better health care.

We have served the nation for more than 57 years, and in that time we have continually changed and grown to provide the technology that government needs to meet new challenges. We seek people with the same strong ethic of service, creativity, energy, and dedication to serving our country.

We are comprised of more than 9,800 talented employees around the world. Nearly 40% of our employees are veterans. Many others come from the Intelligence Community, Homeland Security and federal civilian agencies. We understand our customers’ challenges because we know their world firsthand.

When Federal managers and military leaders face tough challenges in cyber, data collection & analysis, enterprise IT or systems and software engineering, they turn to MANTECH to get the job done right. These professionals trust MANTECH and stay with us for years because we understand their needs and tackle their most complex challenges head on. They know that reaching their goal is our ultimate objective.

Industry
IT & Software
Company Size
10,000+ employees
Headquarters
Herndon, Virginia
Year Founded
1968
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