Network Engineer Tier 3

Full-time position supporting an Intelligence Community customer's diverse network infrastructure, including CAN, LAN, CORE, and WAN networks. TS/SCI with Polygraph clearance required. Up to 10% local travel.

About the role

CACI is seeking a Senior Network Engineer to design, implement, troubleshoot, and maintain complex IT networks. The role involves daily operations, monitoring, and problem resolution for all network architecture and devices, while providing high-level technical expertise and leadership to junior network engineers.

Key focus areas include developing and implementing network support processes for CAN/LAN/WAN, ensuring compliance with relevant standards, evaluating network performance, and making technology recommendations to senior management. Experience with large-scale enterprise networks in a fast-paced environment is essential.

Responsibilities

• Troubleshoot complex network issues and provide timely resolutions.
• Provide problem identification, diagnosis, troubleshooting, and resolution of incidents and problems.
• Support escalation and communication of status to company management and the customer.
• Support the dispatch system and hardware problems, remaining involved in the resolution process.
• Isolate and resolve hardware and software problems involving applications, operating systems, hardware, communications infrastructure, or any combination thereof.
• Troubleshoot, maintain integrity, and configure network components along with implementing operating system enhancements to improve reliability and performance.
• Integrate new technologies into new and existing systems, including transition and migration of corporate systems.
• Support hardware infrastructure site surveys, planning, and design.
• Provide transition planning and support services to accelerate delivery timelines, reduce operational risk, and ensure service continuity during transition.
• Support migration of existing services between environments, migration of users from existing service platforms to new offerings, and transition of services into operations.
• Maintain documentation for network configurations, procedures, and incidents to ensure compliance with best practices and industry standards.
• Work individually and actively participate on integrated teams.
• Understand and apply advanced concepts and processes to daily activities.
• Assist Lead Services Engineers in implementing their activities.
• Perform all tasks of lower-level technicians or specialists.

Requirements

• Bachelor's degree in Computer Science, Information Technology, or equivalent work experience.
• 10+ years of related work experience.
• TS/SCI with Polygraph clearance (required).
• Advanced knowledge of networking protocols (TCP/IP, OSPF, BGP, MPLS, etc.).
• Expertise in configuring and managing enterprise-level network equipment (Cisco, Juniper, etc.).
• Strong understanding of network security principles and best practices.
• Proficiency in network monitoring and analysis tools.
• Excellent problem-solving and analytical skills.
• Strong communication and leadership abilities.

Qualifications

• Desired certifications such as JNCIA, JNCIP, CCNA, CCNP, or similar are highly preferred.
• Familiarity with ITIL framework and service management best practices.

Benefits

• Culture of integrity, placing character and innovation at the center of operations.
• High-performing team dedicated to customer missions and national safety.
• Environment of trust with autonomy through flexible time off and robust learning resources.
• Focus on continuous growth with opportunities for career advancement and skill development.
• Comprehensive benefits including healthcare, wellness, financial, retirement, family support, continuing education, and time off.

Pay

Proposed salary range for this position is $115,600 - $254,200 USD. Final salary influenced by factors such as geographic location, Federal Government contract labor categories, relevant prior work experience, specific skills, competencies, education, and certifications.