CACI International Inc · 16 hours ago
Network Engineer
Sterling, VA
Full-time
Onsite
Mid Level
$73K/yr - $149K/yr
3+ years expCACI International Inc is seeking a Network Engineer to join a highly skilled engineering team supporting the E3I program, maintaining and advancing secure communications infrastructure. The role involves ensuring network reliability, scalability, and performance across classified and unclassified domains, as well as collaborating with cross-functional teams to design and troubleshoot network solutions.
SoftwareInformation TechnologyService Industry
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Install, configure, and maintain network infrastructure components, including switches, routers, and firewalls
Establish and fulfill port and service requests
Configure and troubleshoot Layer 2 and Layer 3 networking components, including static routing and NAT
Configure and troubleshoot Cisco ASA 5525 and FirePower devices
Establish, maintain, and troubleshoot IPSEC tunnels (Policy-Based and Route-Based)
Perform packet captures and traffic analysis for network diagnostics and performance monitoring
Monitor network health and proactively identify performance or reliability issues
Maintain and document device configurations, network diagrams, and IP databases
Provide technical input during meetings and make recommendations for network improvements
Collaborate using Jira, Confluence, and other ticketing and documentation tools
Support Red Hat Enterprise Linux networking, including IP addressing, routes, and interface configuration
Qualification
Required
Active Top Secret clearance; SCI eligible; willingness to obtain a Polygraph
Bachelor's degree in IS Technology, Computer Science, or related field and 3+ years of experience, or 9+ years of equivalent experience without a degree
DoD 8570 IAT II certification (Security+ or equivalent)
Hands-on experience with Cisco network equipment (Catalyst, Nexus, ASA, FirePower)
Experience with static routing, NAT, and IPSEC (Policy-Based and Route-Based)
Familiarity with Red Hat Enterprise Linux networking configuration (interfaces, routes, and troubleshooting)
Strong understanding of Layer 1–3 networking and troubleshooting
Experience performing packet captures and network analysis
Proficiency with documentation tools (Visio, Excel, Word)
Strong communication, collaboration, and customer service skills
Preferred
Experience with network monitoring platforms and performance optimization tools
Familiarity with automation or scripting for network configuration
Knowledge of virtualization or container networking concepts
Experience in a DoD or enterprise network environment
Benefits
Healthcare
Wellness
Financial
Retirement
Family support
Continuing education
Time off benefits
Company
CACI International Inc
At CACI International Inc (NYSE: CACI), our 25,000 talented and dynamic employees are ever vigilant in delivering distinctive expertise and technology to meet our customers’ greatest challenges in national security.
10001+ employees
Funding
Current Stage
Public CompanyTotal Funding
$1B2025-05-21Post Ipo Debt· $1B
2003-01-10IPO
Leadership Team
John Mengucci
President & CEO
Darryl W Burke
Senior Vice President / Air Force Client Executive
Recent News
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