Senior Network Engineer

We are seeking a highly skilled and motivated Senior Network Engineer to design, implement, troubleshoot, and maintain advanced data center network infrastructure supporting high-performance computing and next-generation networking environments.

The ideal candidate will have extensive experience with Layer 2/Layer 3 networking, BGP, EVPN/VXLAN, and Spine-Leaf data center architectures, along with hands-on expertise in Linux-based network operating systems. Experience with Dell SONiC and NVIDIA Cumulus Linux is highly desirable.

As a key member of the Networking team, you will collaborate with cross-functional engineering teams to deliver scalable, resilient, and high-performance network solutions. You will also provide technical guidance to junior engineers, contribute to network architecture and documentation, and support on-site deployments and troubleshooting activities as required., * Design, configure, deploy, troubleshoot, and maintain complex Layer 2/Layer 3 data center network architectures.

• Implement and manage Spine-Leaf network fabrics using BGP, EVPN, VXLAN, ECMP, MCLAG, and LACP.
• Configure, maintain, and troubleshoot Dell SONiC and NVIDIA Cumulus Linux network switches and associated network infrastructure.
• Work with Linux-based network operating systems, including Debian-based environments, to support network configuration, automation, troubleshooting, and operational management.
• Design and optimize highly available, scalable, and resilient data center networks supporting high-bandwidth and low-latency workloads.
• Support the implementation and troubleshooting of RoCEv2 (RDMA over Converged Ethernet) for high-performance, low-latency data transfers.
• Collaborate with systems, compute, storage, security, and infrastructure teams to translate business and technical requirements into effective network solutions.
• Troubleshoot complex network issues involving routing, switching, overlays, underlays, redundancy, and network performance.
• Contribute to network design documentation, configuration standards, operational procedures, and troubleshooting guides.
• Mentor junior engineers and provide technical leadership to improve team capabilities and operational efficiency.
• Stay current with emerging networking technologies, industry best practices, and advancements in high-performance data center networking.
• Travel up to 20% domestically and internationally to support customer-site installations, deployments, maintenance, and troubleshooting.

• Demonstrated experience designing, implementing, configuring, and troubleshooting complex data center networks.
• Strong hands-on expertise with BGP, EVPN, VXLAN, and Layer 2/Layer 3 routing and switching.
• Experience designing and deploying Spine-Leaf data center fabric architectures.
• Experience with network redundancy and high-availability technologies, including MCLAG and LACP.
• Strong understanding of Linux-based networking environments and network operating system administration.
• Proficiency in network troubleshooting, packet analysis, routing protocols, and performance optimization.
• Excellent analytical, problem-solving, documentation, and communication skills.
• Ability to work independently and collaboratively across multidisciplinary engineering teams.
• Willingness to learn and develop expertise in RoCEv2 and high-performance Ethernet networking.
• Ability and willingness to travel up to 20% domestically and internationally.
• Active TS/SCI clearance with a Counterintelligence (CI) polygraph.
• Current IAM Level II certification or qualification meeting applicable DoD 8570 requirements.

Preferred Qualifications

• Hands-on experience with Dell SONiC and/or NVIDIA Cumulus Linux network operating systems.
• Experience with BGP EVPN/VXLAN-based network fabrics on SONiC or Cumulus Linux.
• Experience with Debian Linux administration, command-line troubleshooting, and Linux networking utilities.
• Experience with Cisco networking technologies and concepts transferable to Linux-based network operating systems.
• Knowledge of RoCEv2, RDMA, lossless Ethernet, congestion management, and high-performance computing network design.
• Familiarity with NVIDIA GPU infrastructure and NVLink technology.
• Experience with LDAP-based authentication, authorization, and accounting (AAA) integrations.
• Experience with SNMP-based network monitoring, telemetry, and performance management.
• Experience with network automation, scripting, configuration management, and infrastructure-as-code practices.

Core Technology Stack

• Network Operating Systems: Dell SONiC, NVIDIA Cumulus Linux
• Operating Systems: Debian Linux and Linux-based network environments
• Routing and Switching: BGP, ECMP, Layer 2/Layer 3 networking
• Data Center Fabrics: Spine-Leaf architecture, EVPN, VXLAN
• Redundancy and High Availability: MCLAG, LACP
• High-Performance Networking: RoCEv2, RDMA
• GPU Interconnect Technology: NVIDIA NVLink (nice to have)
• Network Monitoring: SNMP
• Authentication and Access Management: LDAP

Security and Compliance Requirements

• Must possess an active Top Secret/Sensitive Compartmented Information (TS/SCI) clearance with a Counterintelligence polygraph.
• Must hold a current IAM Level II certification or meet the applicable DoD 8570 certification requirements for the position.

• A dynamic and collaborative engineering environment focused on advanced data center networking.
• Opportunities to work with modern Linux-based networking platforms and high-performance computing infrastructure.
• Ongoing technical training, professional development, and opportunities to expand networking expertise.
• A supportive, inclusive team culture that values collaboration, innovation, and individual contributions.
• Opportunities to contribute to complex network architecture and mission-critical infrastructure projects.

Clearance Requirement: Active TS/SCI with Counterintelligence (CI) Polygraph Certification Requirement: IAM Level II (DoD 8570 compliance) Travel: Up to 20% (Domestic and International)

Join Our Team

If you are passionate about data center networking, experienced in complex routing and switching architectures, and eager to work with modern Linux-based networking technologies, we encourage you to apply. Join our team and help design, build, and maintain the high-performance network infrastructure that powers critical computing environments.

Pay: $180,000.00 - $240,000.00 per year