Senior Network Engineer

CACI International Inc.; Columbia (MD); On-site; USD 121,000 - 266,000; Full time

Job summary

Senior Network Engineer at CACI International Inc. will join a mission-driven team focused on building, securing, and optimizing advanced network and sensor systems.

The role involves hands-on work with critical infrastructure, network upgrades, and security implementations to maintain system uptime and performance. The ideal candidate has an active TS/SCI with polygraph, a DoD-aligned background, and strong Linux/network engineering skills.

Qualifications

• Active NSA TS/SCI polygraph clearance.
• Bachelor's degree in engineering; four years of network engineering experience may substitute for the degree.
• Twelve years of experience supporting programs/contracts of similar scope and complexity.
• IAT Level III baseline certification (DoD 8570.01-M).
• At least 3 years of recent network engineering experience.
• Strong understanding of network architecture and design principles.
• Hands-on experience administering network switches and patching/upgrading devices.

Responsibilities

• Install, configure, and maintain network and sensor hardware across diverse environments.
• Engineer and implement hardware solutions, layouts, and system upgrades.
• Deploy and manage robust network security measures to ensure protection and compliance.
• Diagnose and resolve network and sensor hardware issues efficiently.
• Climb ladders to install, inspect, and troubleshoot sensor devices when necessary.
• Monitor network health, analyze traffic patterns, and enhance system visibility using metrics and alerting tools.
• Create and maintain comprehensive network documentation, policies, and procedures.

Skills

Network engineering

Linux administration

Network security

Troubleshooting

Documentation

IAT Level III

Education

Bachelor's degree in engineering

Tools

Linux

Job description

Job Title: Senior Network Engineer

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI with Polygraph

Employee Type: Regular

Percentage of Travel Required: None

The Opportunity

Join a mission-driven team where you’ll apply your technical expertise to build, secure, and optimize advanced network and sensor systems. This role offers the chance to work hands-on with critical infrastructure, tackle complex challenges, and make a direct impact on system uptime, security, and performance. If you thrive in dynamic environments and enjoy seeing your engineering work support real-world operations, this is the opportunity for you.

Responsibilities

• Install, configure, and maintain network and sensor hardware across diverse environments.
• Engineer and implement hardware solutions, layouts, and system upgrades.
• Deploy and manage robust network security measures to ensure protection and compliance.
• Diagnose and resolve network and sensor hardware issues efficiently.
• Climb ladders to install, inspect, and troubleshoot sensor devices when necessary.
• Monitor network health, analyze traffic patterns, and enhance system visibility using metrics and alerting tools.
• Create and maintain comprehensive network documentation, policies, and procedures.

Qualifications

Required

• An active NSA TS/SCI Polygraph.
• Bachelor’s degree in engineering from an accredited institution. An additional four (4) years of network engineering experience may substitute for the degree.
• Twelve (12) years of experience supporting programs/contracts of similar scope, type, and complexity.
• IAT Level III baseline certification (per DoD 8570.01-M) is required.
• At least 3 years of recent Network Engineering experience.
• Strong understanding of network architecture and design principles.
• Hands-on experience administering network switches.
• Proficiency in patching and upgrading network devices and applications.
• Demonstrated troubleshooting skills for network applications.
• Experience with hardware installation and cabling.
• Proficiency working in Linux environments; Linux system administration experience is a plus.

Desired

• Familiarity with Cross Domain Solutions (CDS).
• Experience administering and troubleshooting applications.
• Background validating network throughput and performance.
• Experience with monitoring and observability tools.

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.