Network Engineer III

Posted Yesterday
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Tampa, FL, USA
In-Office
72K-150K Annually
Senior level
Information Technology • Consulting • Defense
The Role
Designs, implements, operates, secures, and sustains enterprise WAN/LAN networks supporting government missions. Troubleshoots infrastructure, monitors performance, analyzes traffic, optimizes bandwidth, documents architectures, plans and tests upgrades, evaluates emerging technologies, ensures cybersecurity compliance, conducts site surveys, and supports satellite communications equipment. The role requires extensive DoD network experience, Cisco and Juniper expertise, an active TS/SCI clearance, and applicable certifications.
Summary Generated by Built In
Job Title: Network Engineer III

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI

Employee Type: Regular

Percentage 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.

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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.

Skills Required

  • Active TS/SCI security clearance with the 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
  • Current DoD 8140.01 / 8570.01-M IAT Level II Certification
  • Knowledge of the DoD Architecture Framework (DoDAF) and Department of Defense network architecture guidance
  • Experience with Cisco and Juniper networking technologies, 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 NIPRNET, SIPRNET, and JWICS
  • Working knowledge of IPv4, IPv6, VPNs, Multicast, QoS, SDN, SNMP, VoIP, VTC, OSPF, and BGP
  • Master's degree in Computer Science, Information Technology, Engineering, or a related field
  • DoD 8140.01 / 8570.01-M IAT Level III Certification
  • Industry-recognized networking certification such as Juniper JNCIA, JNCIS, JNCIP, Cisco CCNA, CCNP, CCVP, CCDP, or equivalent
  • ITIL Foundation certification
  • ISC2 CISSP certification

CACI International Inc Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about CACI International Inc and has not been reviewed or approved by CACI International Inc.

  • Healthcare Strength — Pay is supported by a broad set of health-plan options across multiple national carriers, with telemedicine and tax-advantaged accounts included. Dental and vision choices are also described as multi-option, which strengthens overall coverage breadth.
  • Leave & Time Off Breadth — Flexible Time Off is available for many salaried-exempt roles, while hourly roles accrue PTO, creating multiple time-off pathways by employment class. Paid disability coverage, fixed holidays, and paid leave programs (including parental leave and other leave types) further round out time-off and leave coverage.
  • Retirement Support — Retirement support includes a 401(k) match structure described as 50% up to 8% of pay (effective 4%) and an Employee Stock Purchase Plan with a discount. Tuition reimbursement and certification support also add to the overall rewards package that complements core retirement benefits.

CACI International Inc Insights

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The Company
HQ: Reston, VA
17,673 Employees
Year Founded: 1962

What We Do

CACI’s approximately 23,000 talented employees are vigilant in providing the unique expertise and distinctive technology that address our customers’ greatest enterprise and mission challenges. Our culture of good character, innovation, and excellence drives our success and earns us recognition as a Fortune World's Most Admired Company. As a member of the Fortune 1000 Largest Companies, the Russell 1000 Index, and the S&P MidCap 400 Index, we consistently deliver strong shareholder value. Visit us at www.caci.com.

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