Network Administrator (Journeyman)

CACI • Ashburn, VA

2d

About The Position

CACI is seeking a Journeyman Network Administrator for the Global Mission Operations Support (GMOS) contract, supporting the Department of State. The role supports national security through advanced IT solutions and contributes to modernizing and maintaining applications and infrastructure using an integrated IT Service Management approach. The position requires an active Secret clearance and is contingent on funding; it may not be filled immediately. Applicants may also be considered for other CACI positions.

Requirements

• Bachelor's degree and four years of experience in related fields, such as network administration, network engineering, systems administration, infrastructure support, or IT operations; equivalencies are considered.
• Active Secret clearance.
• Proven network administration experience, including Cisco LAN/VLAN configuration, WAN connectivity, network security, and network monitoring.
• Knowledge of network protocols, routing, switching, and firewall administration.
• Strong understanding of network troubleshooting, performance analysis, and capacity planning.
• Excellent analytical and problem-solving skills, including the ability to diagnose complex network issues and implement effective solutions.

Nice To Haves

• Prior experience supporting federal agencies, especially the Department of State.
• Experience with network monitoring tools such as SolarWinds, PRTG, or Nagios, and network management platforms.
• Experience with network automation.
• Experience configuring and maintaining F5, Palo Alto firewalls, cloud networking, and Broadcom Layer 7 or Mulesoft API gateways.
• Professional certifications such as Cisco CCNA, CompTIA Network+, or similar networking certifications.
• Knowledge of ITIL frameworks and IT Service Management best practices for network operations.

Responsibilities

• Establish and maintain WAN connectivity with remote CA sites and DT to support reliable communications across geographically distributed locations.
• Diagram, document, configure, and maintain LANs and VLANs, including rack elevations, wiring diagrams, and facility floor plans.
• Install, configure, troubleshoot, and maintain network monitoring servers and software.
• Install and configure load balancers and API Gateway appliances or virtual instances in data center, cloud, or hybrid environments.
• Analyze network equipment logs to identify trends, detect problems, and improve network performance and efficiency.
• Monitor infrastructure availability for CA locations and coordinate with DT ENMOC to identify and resolve network issues proactively.
• Monitor infrastructure utilization, analyze performance trends, and request and track capacity upgrades.
• Perform preventive and remedial maintenance on network infrastructure and recommend configuration changes and upgrades.
• Monitor WAN links supporting remote CA sites and data center connectivity.
• Design, create, implement, and troubleshoot firewall rules, micro-segmentation policies, iRules, and API gateway policies.
• Develop and enhance technical or functional workarounds and triage steps to help Service Desk Technicians resolve network issues.
• Administer, update, and patch F5 devices daily.
• Provide technical support, troubleshooting, and mitigation for F5-related incidents.

Benefits

• Flexible time off benefit.
• Learning resources and learning and development opportunities.
• Healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.
• Competitive compensation and benefits.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level