×
Register Here to Apply for Jobs or Post Jobs. X

Network Engineer III Security Clearance

Job in Springfield, Fairfax County, Virginia, 22150, USA
Listing for: CACI
Full Time position
Listed on 2026-06-03
Job specializations:
  • IT/Tech
    Cybersecurity, Systems Engineer, Network Engineer, Network Security
Job Description & How to Apply Below
Position: Network Engineer III with Security Clearance
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:
Continental US *
* * The Opportunity Team CACI has an exciting and challenging opportunity available for a Network Engineer supporting an Intelligence Community customer's wide-area (WAN), local-area (LAN) and campus-area (CAN) networks across multiple security domains. Responsibilities:
Focus will be on Network Engineering, new project requirements, and operation and sustainment of existing infrastructure. This position does require travel to local sites up to 15% and may require travel to further CONUS/OCONUS locations on a voluntary basis.

• Coordination of system maintenance, monitoring and installation of multiple WAN/LAN environments encompassing multiple specializations, platforms and technologies.
• Assist with research and implementation of enterprise system-wide network solutions/capabilities/enhancements to support customer business/mission goals and objectives.

• Troubleshoot and resolve network media and components.

• Evaluate and monitor health and performance of the network including hardware and management software.

• Develop and maintain a road map for capabilities, operations, and technologies.

• Assist with development and execution of test plans and supporting documentation of all network configuration upgrades, additions or revisions for customer approval before implementation.

• Support network traffic analysis and bandwidth optimization efforts to ensure attainment of performance and availability objectives.

• Evaluate and report on new/emerging network/communication technologies to enhance capacity, performance and reliability of the network.

• Evaluate and recommend changes and/or technology upgrades to address performance, standardization and industry best practices

• Follows all Customer network security processes and procedures, ensures compliance with all Government policies.

• Represent customer requirements in technical exchanges with other government agencies.

• Perform site surveys to new installations and technology refresh.

• Installs, maintains and troubleshoots satellite communications equipment.

• Develop and maintain network architecture diagrams.

Qualifications:

Required:

• Security Clearance: active TS/SCI

• 8+ years related technical experience in Network and Transport technologies, tools, and techniques

• 4+ years' experience with large-scale enterprise/global networks in a high paced diverse environment

• Understanding and experience with the DoD Architecture Framework and other key DoD network architecture and strategic planning instructions

• Experience with Juniper, switches, routers, and firewalls. (MX, EX, QFX, SRX devices) Cryptographic devices (KG-175G/F/X, KG-142)

• Experience with Network analysis tools (Network monitoring, AAA solutions, security analysis tools, etc...)

• Experience with supporting IP services to connect to NIPRNET, SIPRNET, JWICS, and other external environments

• Experience with switching/LAN/L2 technologies, OSPF, BGP, MPLS, RSVP/LDP L2/3

VPNs, VRFs, IKE/IPSec, GRE tunnels, MTU/MSS, Import/Export policies, IPv4, IKE/IPSEC, Multicast, COS/QOS, SNMP, SYSLOG, AAA, etc...

• Experience with planning hardware for a new site installation or recap effort of existing equipment, planning projects, drafting network diagrams, drafting engineering configurations

• Experience with troubleshooting network environments and providing regular updates



Certifications:

IAT II Desired:
• JNCIA, JNCIS, JNCIP, CISCO CCNP, CCVP, CCNA or CCDP (or equivalent)

• ITIL v3 Foundations

• ISC2 CISSP

• Experience with integrating multi-vendor cloud environments - 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…
To View & Apply for jobs on this site that accept applications from your location or country, tap the button below to make a Search.
(If this job is in fact in your jurisdiction, then you may be using a Proxy or VPN to access this site, and to progress further, you should change your connectivity to another mobile device or PC).
 
 
 
Search for further Jobs Here:
(Try combinations for better Results! Or enter less keywords for broader Results)
Location
Increase/decrease your Search Radius (miles)
0
200
Filters
Education Level
Experience Level (years)
Posted in last:
Salary