CAN/LAN Network Tier 3
Company: CACI
Location: Sterling
Posted on: April 2, 2026
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Job Description:
Job Title: CAN/LAN Network Tier 3 Job Category: Information
Technology Time Type: Full time Minimum Clearance Required to
Start: TS/SCI with Polygraph Employee Type: Regular Percentage of
Travel Required: Up to 10% Type of Travel: Local * * * The
Opportunity: CACI is seeking a CAN/WAN Network Tier 3 to provide
support for implementation, troubleshooting and maintenance of IT
networks. This position will provide support for IT networks
including day-to-day operations, monitoring and problem resolution
for all the network architecture and devices. You will provide
support for CAN/LAN services by developing network support
processes, procedures and guidelines for troubleshooting network
events and performing sustaining tasks. This role designs and
maintains network environments to comply with relevant Government
standards and evaluates, consults and makes technology
recommendations to senior management. This position requires
experience in complex networking applications involving all phases
of network design, implementation, and analysis. Performs research,
requirements analysis, design, installation, troubleshooting, and
support of local and wide-area network hardware, software and
applications. You will need to have experience with large-scale
enterprise/global networks in a high paced diverse environment.
Responsibilities: Design, configure, and optimize CAN/LAN network
architectures, ensuring high availability, scalability, and
performance. Provide Tier 3 technical support for CAN/LAN
infrastructure, including troubleshooting, configuration, and
resolution of complex network issues. Respond to escalated service
tickets and resolve issues in a timely manner, ensuring minimal
disruption to operations and transparent communication with
customers and stakeholders. Analyze and resolve network performance
issues such as latency, bandwidth bottlenecks, and packet loss.
Troubleshoot, maintain integrity, and configure network components
along with implementing operating systems enhancements to improve
reliability and performance Supports hardware infrastructure site
surveys, planning, design, and installation of equipment and
cabling to support projects and standard service requests. Provide
transition planning and support services that accelerate delivery
timelines, reduce operational risk and ensure service continuity
during transition including migration of users from existing
service platforms to new service offerings and transition of
services into operations Work independently and as part of
integrated teams and apply advanced concepts and processes to daily
activities. Maintain documentation for network configurations,
procedures, and incidents to ensure compliance with best practices
and industry standards. Provide mentoring and knowledge transfer to
junior network engineers and technicians. Stay updated on emerging
network technologies, trends, and security threats to continuously
improve network infrastructure. Provide afterhours call in support
for CAN/LAN services. Support deployable networks for multiple
mission partners to include travel to CONUS sites for deployments,
installations, and maintenance Qualifications: Bachelor's degree in
Computer Science, Information Technology, or equivalent work
experience 10 years of related work experience TS/SCI with Poly
required DoD 8140.01 and 8570.01-M, IAT II required Strong
expertise in routing and switching protocols (e.g., OSPF, BGP,
VLAN, Spanning Tree Protocol, etc.). Advanced knowledge of network
protocols, TCP/IP, and related technologies. In-depth knowledge of
network hardware (routers, switches). Certifications such as CCNP,
CCIE, or similar are highly preferred. Desired: Experience with
SD-WAN, Zero Trust, or similar technologies. Knowledge and hands-on
experience of LAN design and benchmarking software Strong
problem-solving abilities and attention to detail. This position is
contingent on funding and may not be filled immediately. However,
this position is representative of positions within CACI that are
consistently available. Individuals who apply may also be
considered for other positions at CACI. 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:
$120,800 - $265,800 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.
Keywords: CACI, Charlottesville , CAN/LAN Network Tier 3, IT / Software / Systems , Sterling, Virginia
