Network Administrator (Journeyman)

About the role

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.

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

Requirements

• 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

Preferred qualifications

• Prior experience supporting federal agencies, especially the Department of State
• Experience with network monitoring tools (e.g., SolarWinds, 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, CompTIA Network+, or similar networking certifications
• Knowledge of ITIL frameworks and IT Service Management best practices for network operations

Benefits

A culture of integrity. At CACI, we place character and innovation at the center of everything we do. As a valued team member, you'll be part of a high-performing group dedicated to our customer's missions and driven by a higher purpose – to ensure the safety of our nation.

An environment of trust. CACI values the unique contributions that every employee brings to our company and our customers - every day. You'll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.

A focus on continuous growth. Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.

• Healthcare benefits
• Wellness programs
• Financial benefits
• Retirement plans
• Family support
• Continuing education
• Time off benefits including flexible time off

Pay

The proposed salary range for this position is $72,700 - $149,200. Factors that can influence final salary include geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.