Network Administrator; Journeyman

Job Title:

Network Administrator (Journeyman)
Job Category:
Information Technology Time Type:
Full time Minimum Clearance Required to Start:
Secret Employee Type:
Regular Percentage of

Travel Required:

Up to 10%
Type of Travel:
Local*
*
* The Opportunity:

CACI is seeking a Journeyman Network Administrator for the Global Mission Operations Support (GMOS) contract, supporting the Department of State.

This role offers a unique opportunity to enhance national security through advanced IT solutions. You will collaborate with experienced professionals in an innovative environment, guiding a high-performing team to deliver excellence. The GMOS contract aims to provide world-class IT support by modernizing and maintaining applications and infrastructure using an integrated IT Service Management approach. Join us to make a meaningful impact on a program of national importance.

Responsibilities:

Establish and maintain WAN connectivity with remote CA sites and DT, ensuring reliable network communications across geographically distributed locations

Diagram, document, configure, and maintain LANs/VLANs including detailed rack elevations, wiring diagrams, and facility floor plans

Install, configure, troubleshoot, and maintain network monitoring servers and software to ensure comprehensive visibility into network performance

Install and configure load balancers and API Gateways appliances or virtual instances in data centers, cloud, or hybrid setups

Analyze network equipment logs to identify trends, detect problems, and maximize network performance and efficiency

Monitor infrastructure system availability for CA locations, coordinating with DT ENMOC to proactively identify and resolve network issues

Monitor infrastructure utilization, proactively analyze performance trends, and request/track capacity upgrades to meet evolving business requirements

Perform preventive and remedial maintenance on network infrastructure and recommend configuration changes and upgrades to enhance reliability

Monitor WAN links supporting CA remote sites and data center connectivity, ensuring optimal performance and availability

Design, create, implement, and troubleshoot Firewall Rules, micro-segmentation policies, iRules, or API gateway policies for networking devices and applications to maintain security while enabling business operations

Develop and enhance technical or functional workarounds and triage steps that aid Service Desk Technicians in rapidly resolving network-related issues

Perform daily administration, updates, and patching of F5 devices

Provide technical support, troubleshooting, and mitigation for F5‑related incidents

Qualifications:

Required:

Bachelor's degree + 4 years of experience in related fields, such as network administration, network engineering, systems administration, infrastructure support, or IT operations; equivalencies considered.

Active Secret Clearance Proven experience with network administration including Cisco LAN/VLAN configuration, WAN connectivity, network security, and network monitoring

Demonstrated 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 with ability to diagnose complex network issues and implement effective solutions

Desired:

Prior experience supporting federal agencies, especially the Department of State

Experience with network monitoring tools (e.g., Solar Winds, PRTG, Nagios) and network management platforms

Experience with network automation

Experience with configuring and maintaining f5, Palo Alto firewalls, cloud networking, and Broadcom Layer 7 or Mulesoft API gateways

Professional certifications such as Cisco CCNA,…