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

Network Engineer III

Job in Springfield, Fairfax County, Virginia, 22161, USA
Listing for: RISA
Full Time position
Listed on 2026-05-27
Job specializations:
  • IT/Tech
    Cybersecurity, Systems Engineer, Network Engineer, Network Security
Salary/Wage Range or Industry Benchmark: 90000 - 120000 USD Yearly USD 90000.00 120000.00 YEAR
Job Description & How to Apply Below

Network Engineer III

Job Category:
Information Technology
Time Type:
Full-time
Minimum Clearance Required to Start:
Top Secret/SCI
Employee Type:
Regular
Percentage of

Travel Required:

None
Type of Travel: 25%

Position Overview

RISA 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 the operation and sustainment of existing infrastructure. This position does require at least 25% travel.
  • 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 the health and performance of the network, including hardware and management software.
  • Develop and maintain a road map for capabilities, operations, and technologies.
  • Assist with the 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 the capacity, performance, and reliability of the network.
  • Evaluate and recommend changes and/or technology upgrades to address performance, standardization, and industry best practices.
  • Follow all Customer network security processes and procedures, ensuring compliance with all Government policies.
  • Represent customer requirements in technical exchanges with other government agencies.
  • Perform site surveys for new installations and technology refresh.
  • Installs, maintains, and troubleshoots satellite communications equipment.
  • Develop and maintain network architecture diagrams.
Qualifications
  • 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, SRX devices), Cryptographic devices (KG-175G/X, KG-245A/X).
  • Experience with Network analysis tools (HP/Microfocus Network Automation and Network Node Manager, Juniper Secure Analytics, Infoblox, Riverbed).
  • Experience with Juniper firewall/VPN equipment (SRX series).
  • Experience with supporting IP services to connect to NIPRNET, SIPRNET and JWICS (IPv4, VPN, IPv6, Multicast, QOS, SDN, SNMP, VOIP, VTC, etc).
  • Experience with OSPF, BGP, MPLS, RSVP/LDP L2/3

    VPNs, VRFs, IKE/IPSec, GRE tunnels, MTU, FTP, Import/Export policies.
  • Certifications:

    IAT II.
Desired Qualifications
  • Master's degree in Computer Science or related field.
  • JNCIA, JNCIS, JNCIP, CISCO CCNP, CCVP, CCNA or CCDP (or equivalent).
  • ITIL v3 Foundations.
  • ISC2 CISSP.
  • CompTIA Security+.
Work Environment

Professional Office Environment:
Must be able to sit at a desktop or laptop computer for extended periods of time.

Physical Demands
  • While performing the duties of this job, the employee is regularly required to sit, stand, talk, hear, and use hands and fingers to operate a computer and telephone.
  • Must be able to communicate regularly via telephone and verbally present information to employees, customers, and outside vendors.
Expected Hours of Work
  • 40 hours per week based on the customer's core operating hours.

RISA is an Equal Opportunity Employer.

#J-18808-Ljbffr
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