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Senior Juniper Network Engineer Springfield, VA

Job in Springfield, Fairfax County, Virginia, 22161, USA
Listing for: D2 Consulting
Full Time position
Listed on 2026-08-31
Job specializations:
  • IT/Tech
    Network Engineer, Cybersecurity, Systems Engineer, Network Security
Salary/Wage Range or Industry Benchmark: 135000 - 145000 USD Yearly USD 135000.00 145000.00 YEAR
Job Description & How to Apply Below
Position: Senior Juniper Network Engineer New Springfield, VA


** ACTIVE TS/SCI SECURITY CLEARANCE REQUIRED**

Team D2 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
  • JNCIA, JNCIS, JNCIP, CISCO CCNP, CCVP, CCNA or CCDP (or equivalent)
  • ITIL v3 Foundations
  • ISC2 CISSP
  • Experience with integrating multi-vendor cloud environments
  • Experience with network automation via Python/PYEZ or Ansible
  • Experience with Open-Text Network Automation, Network Node Manager, Science Logic SL1, Forward Networks, Cisco ISE, Aruba Clearpass, Juniper Route Director, Juniper Security Appliance, Riverbed, Infoblox & Net Terrain
Additional Information
  • All your information will be kept confidential according to EEO guidelines.
  • Compensation is unique to each candidate and relative to the skills and experience they bring to the position. The salary range for this position is typically $135-$145k. This does not guarantee a specific salary as compensation is based upon multiple factors such as education, experience, certifications, and other requirements, and may fall outside of the above-stated range.
  • Highlights of our benefits include Health/Dental/Vision, 401(k) match, Accrued PTO, STD/LTD/Life Insurance, Referral Bonuses, professional development reimbursement, and more!

D2 Technical Services is committed to a merit-based recruitment process and encourages applications from all qualified individuals. As a Veteran-Owned Small Business, we particularly welcome applications from veterans who have the requisite skills and experience. Job applicants that are interested in one of our openings and may require a reasonable accommodation to participate in the job application or interview process, should contact us to request an accommodation.

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Position Requirements
10+ Years work experience
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