Network Engineer III

CACI•Tampa, FL

About The Position

Join a mission-driven team supporting critical global network operations and next-generation engineering initiatives. The Network Engineer III helps design, implement, secure, and sustain enterprise network solutions across complex WAN and LAN environments. The role contributes to network modernization efforts and collaborates with government stakeholders to provide high-performance, reliable, and secure communications infrastructure. The position supports enterprise networking and transport technologies across DoD environments, including NIPRNET, SIPRNET, and JWICS. It also involves network analysis and documentation, security compliance, coordination with government agencies, site surveys, and the installation and support of satellite communications equipment. The role requires an active TS/SCI clearance and the ability to obtain a Polygraph after hire. Travel may be required up to 25% and is local.

Requirements

Active TS/SCI security clearance and ability to obtain a Polygraph after hire.
Bachelor's degree in IT or a related field, or equivalent experience in lieu of a degree.
At least 5 years of experience supporting networking and transport technologies, tools, and operational environments.
At least 5 years of experience supporting large-scale enterprise or global networks in dynamic, fast-paced environments.
Current DoD 8140.01 / 8570.01-M IAT Level II Certification.
Knowledge of the DoD Architecture Framework (DoDAF) and related Department of Defense network architecture and strategic planning guidance.
Experience with Cisco and Juniper networking technologies, including routers, switches, VPN solutions, cryptographic devices, and remote access technologies.
Experience with enterprise network monitoring and analysis tools.
Experience administering and supporting Juniper SRX firewalls and VPN solutions.
Experience supporting IP-based services across DoD environments, including NIPRNET, SIPRNET, and JWICS.
Working knowledge of IPv4 and IPv6, VPNs, multicast, Quality of Service (QoS), Software-Defined Networking (SDN), SNMP, VoIP, Video Teleconferencing (VTC), and OSPF and BGP routing protocols.

Nice To Haves

Master's degree in Computer Science, Information Technology, Engineering, or a related field.
DoD 8140.01 / 8570.01-M IAT Level III Certification.
One or more industry-recognized networking certifications, including Juniper JNCIA, JNCIS, or JNCIP; Cisco CCNA, CCNP, CCVP, or CCDP; or equivalent networking certifications.
ITIL Foundation certification.
ISC2 CISSP certification.

Responsibilities

Support the design, implementation, operation, and sustainment of enterprise WAN/LAN network environments.
Research, evaluate, and help deploy network solutions, enhancements, and capabilities that support customer mission objectives.
Troubleshoot and resolve network infrastructure issues involving hardware, software, communications media, and connectivity.
Monitor and assess network health, performance, and availability using enterprise management and analysis tools.
Develop and maintain network architecture documentation, diagrams, and technology roadmaps.
Support planning, testing, and deployment of network upgrades, modifications, and configuration changes, including developing test plans and implementation documentation.
Conduct network traffic analysis and bandwidth optimization to improve performance, reliability, and user experience.
Evaluate emerging networking and communications technologies and recommend solutions to enhance capacity, security, resilience, and operational efficiency.
Identify and recommend improvements aligned with industry best practices, standardization efforts, and evolving customer requirements.
Ensure compliance with customer network security processes, government regulations, and cybersecurity policies.
Represent customer technical requirements during coordination and collaboration with government agencies and external stakeholders.
Conduct site surveys for new installations, modernization efforts, and technology refresh initiatives.
Install, maintain, and troubleshoot satellite communications equipment and associated network infrastructure.