Network Engineer III Springfield, VA,
Job in
Springfield, Fairfax County, Virginia, 22161, USA
Listed on 2026-09-12
Listing for:
CACI International Inc.
Full Time
position Listed on 2026-09-12
Job specializations:
-
IT/Tech
Network Engineer, Cybersecurity, Systems Engineer, Network Security
Job Description & How to Apply Below
Job Title:
Network Engineer IIIJob 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…
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