Senior Juniper Network Engineer Springfield, VA
Listed on 2026-06-12
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IT/Tech
Cybersecurity, Systems Engineer, Network Engineer, Network Security
ACTIVE TS/SCI SECURITY CLEARANCE REQUIRED
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.
What You’ll Get to Do:- Focus on Network Engineering, new project requirements, and operation and sustainment of existing infrastructure, with at least 25% travel.
- Coordinate system maintenance, monitoring and installation of multiple WAN/LAN environments across diverse platforms.
- Assist with research and implementation of enterprise system-wide network solutions to support customer mission goals.
- Troubleshoot and resolve network media and components.
- Evaluate and monitor network health and performance, 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 to ensure performance and availability objectives.
- Evaluate and report on new/emerging network/communication technologies to enhance network capacity, performance, and reliability.
- Recommend changes and/or technology upgrades to address performance, standardization, and industry best practices.
- Follow all customer network security processes and procedures and ensure compliance with all government policies.
- Represent customer requirements in technical exchanges with other government agencies.
- Perform site surveys for new installations and technology refreshes.
- Install, maintain and troubleshoot satellite communications equipment.
- Develop and maintain network architecture diagrams.
Qualifications:
- Active TS/SCI security clearance.
- 8+ years of 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 and other switches, routers, and firewalls (MX, EX, SRX devices) as well as cryptographic devices (KG‑175G/X, KG‑245A/X).
- Experience with network analysis tools such as HP/Microfocus Network Automation and Network Node Manager, Juniper Secure Analytics, Infoblox, Riverbed.
- Experience with Juniper firewall/VPN equipment (SRX series).
- Experience 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.
- 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+.
- Health, Dental, and Vision coverage.
- 401(k) match.
- Accrued PTO.
- Short‑term and Long‑term disability insurance, Life Insurance.
- Referral bonuses and professional development reimbursement.
All your information will be kept confidential according to EEO guidelines. D2 is committed to maintaining a diverse environment. All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law.
All information will be kept confidential according to EEO guidelines.
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