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Senior Network Administrator.

Network Engineering & Telecommunications

Senior Network Administrator: our view in 3 lines...

  • The Role:This role is for an experienced network professional who manages Cisco, Palo Alto, and cloud network infrastructure for an agency.
  • The Person:The person will manage and maintain Cisco network devices, Palo Alto firewalls, and cloud networks, diagnose complex network issues, apply security patches, maintain documentation, and mentor junior administrators.
  • Requirements:The ideal candidate holds a bachelor's degree, a CCIE certification or ten years of relevant IT experience including LAN, WAN, wireless, VoIP, and SDN, and a Public trust security clearance.

About the role

Years of Experience: 10 years of experience

Education Requirements: Bachelor’s degree in computer science, Information Systems, Engineering, or related field, or equivalent practical experience

Program Description: The contractor shall provide IT Infrastructure support services, which includes Tier 1 Help Desk, Tier 2 End User Support, Tier 3 Server, Platform, and Network Infrastructure Support and Engineering. Services shall include, but are not limited to, technical assistance for hardware, software, and network issues; incident and problem resolution; service request management; infrastructure monitoring and support; hardware and software lifecycle support; and management of escalation across all tiers.

Position Description: The Senior Network Administrator is responsible for managing and maintaining the
agency's network infrastructure. This role involves overseeing the deployment,
configuration, and support of Cisco network devices, Palo Alto Firewall devices, Cloud
networks while ensuring optimal performance, security, and availability

Requirements

• A bachelor’s degree in computer science, information systems, engineering, or
related field.
• A Cisco Certified Internetwork Expert (CCIE) certification or a minimum of ten
(10) years of experience in a relevant IT area, to include LAN, WAN, wireless,
VoIP, data center and software-defined networking (SDN) administration,
engineering, and architecture.

Responsibilities

·       The senior network administrator shall be responsible for, but is not limited to, performing
the following:

•        Leading the installation, configuration, and maintenance of Cisco network
devices, including routers, switches, and firewalls.

•        Monitoring and optimize the performance of the network, ensuring efficient
resource allocation and minimal downtime.

•        Diagnosing and resolving complex network issues, including connectivity,
performance, and security problems.

•        Ensuring the security of the network by applying patches, updates, and security
configurations of all network devices.

•        Maintaining comprehensive documentation of network configurations,
procedures, and policies.

•        Working closely with other IT teams to support network needs and integrate
network solutions with other systems.

•        Providing guidance and mentorship to junior network administrators and other IT
staff.

•        Providing architect network infrastructure services to include establishing secure
baseline network configurations, developing network implementation plans, and
service deployments.

•        Leading complex troubleshooting layer 2, layer 3, wireless network, VoIP, data
center and SDN technologies.

•        Researching and report on new technologies and how they provide value to
the organization.

•        Performing hardware installations and supporting the configuration of IT network
systems in NCUA on-prem environments.

Required Skills:

·       Bachelor’s degree in computer science, Information Systems, Engineering, or related field.

·       Ability to maintain a Public trust security clearance

Benefits

SES provides a competitive salary and the following benefits:

  • Medical
  • Dental
  • Vision
  • AD&D
  • STD
  • LTD
  • Company paid Life Insurance
  • 401k with employer contribution
  • Paid Time Off
  • Pet Insurance
Published October 30, 2026
Location Alexandria, VA