Network Engineer III Tampa, FL, US

CACI; Tampa (FL); On-site; USD 72,000 - 150,000; Full time

Job summary

CACI International Inc in Tampa, FL is seeking a Network Engineer III to design, implement, secure, and sustain enterprise WAN/LAN networks for critical missions. You will work with Cisco and Juniper gear, DoD standards, and cutting-edge technologies to ensure high availability and security of communications infrastructure.

This role requires TS/SCI clearance with polygraph ability, a strong engineering mindset, and a track record delivering resilient network solutions in fast-paced environments.

Qualifications

• Active TS/SCI with the ability to obtain a Polygraph after hire.
• Bachelor's degree or equivalent experience.
• 5+ years of experience supporting large-scale enterprise or DoD networks.
• DoD 8140.01 / 8570.01-M IAT Level II Certification.
• Knowledge of DoDAF and related DoD network guidance.
• Experience with Cisco and Juniper networking technologies, including routers, switches, VPN, cryptographic devices, and remote access.
• Experience with enterprise network monitoring tools and Juniper SRX firewalls.
• Experience with IP-based DoD services: NIPRNET, SIPRNET, JWICS.
• Knowledge of IPv4/IPv6, VPNs, QoS, SDN, SNMP, VoIP, VTC, OSPF/BGP.

Responsibilities

• Support the design, implementation, operation, and sustainment of enterprise WAN/LAN networks.
• Research, evaluate, and deploy network solutions to support mission objectives.
• Troubleshoot network infrastructure hardware, software, and connectivity issues.
• Monitor network health, performance, and availability using enterprise tools.
• Develop and maintain network architecture diagrams and roadmaps.
• Plan and test network upgrades and configurations with test plans and documentation.
• Conduct traffic analysis and bandwidth optimization for performance improvements.
• Evaluate new technologies to enhance capacity, security, and resilience.
• Ensure compliance with DoD network security processes and cybersecurity policies.
• Coordinate with government agencies and external stakeholders.
• Conduct site surveys for installations and modernization efforts.
• Install, maintain, and troubleshoot satellite communications equipment and related infrastructure.

Skills

Network design

Troubleshooting

LAN/WAN

VPN

Security

Documentation

Education

Bachelor's degree in IT or related field

Tools

Cisco networking

Juniper networking

SRX firewalls

VPN solutions

NIPRNET/SIPRNET/JWICS

IPv4/IPv6

OSPF/BGP

SDN

Job description

## Network Engineer IIITampa, FL, USApply NowUse AI to find out how well you match with this jobJob ID: 334567Job Title: Network Engineer IIIJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCIEmployee Type: RegularPercentage of Travel Required: Up to 25%Type of Travel: Local\\* \\* \\***The Opportunity:** Join a mission-driven team as a Network Engineer III supporting critical global network operations and next-generation engineering initiatives. In this role, you will help design, implement, secure, and sustain enterprise network solutions across complex WAN and LAN environments. You'll work with cutting-edge technologies, contribute to strategic network modernization efforts, and collaborate with government stakeholders to ensure high-performance, reliable, and secure communications infrastructure. **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 the planning, testing, and deployment of network upgrades, modifications, and configuration changes, including the development of 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 that 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 in support of new installations, modernization efforts, and technology refresh initiatives.* Install, maintain, and troubleshoot satellite communications equipment and associated network infrastructure.**Qualifications:** *Required:** Active TS/SCI security clearance with the ability to obtain a Polygraph after hire.* Bachelor's degree in IT or a related field (Equivalent experience will be considered in lieu of a degree)* Minimum of 5 years of experience supporting networking and transport technologies, tools, and operational environments.* Minimum of 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 networking technologies and protocols such as: IPv4 and IPv6 VPNs Multicast Quality of Service (QoS) Software-Defined Networking (SDN) SNMP VoIP Video Teleconferencing (VTC) OSPF and BGP routing protocols*Desired:** 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 Equivalent networking certifications* ITIL Foundation certification.* ISC2 CISSP certification.-**What You Can Expect:****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.**Pay Range**:There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.The proposed salary range for this position is:$71,500 - $150,200*CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.*