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# Senior Network Engineer

- **Company:** Vailexa Technology LLC
- **Location:** Plano, TX, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Big Data, Unix, Ubuntu (Operating System), CentOS, Server Message Block, Data Centers, Software Design Documents, Linux, Distributed Systems, Ethernet, InfiniBand, Virtual Private Networks (VPN), Internet Small Computer System Interface (ISCSI), Network Connections, Network Planning and Design, Network Attached Storage (Server Appliance), Network File Systems, Network Service, Network Virtualization, Remote Direct Memory Access, Shell Script, High Performance Computing, Saltstack, Data Center Networking, Infrastructure Automation Frameworks, Slurm, Puppet
- **Published:** November 4, 2026
- **Apply:** https://www.dice.com/job-detail/f148ccff-7cba-45f7-92fd-30b5739ee838

## About the Role

* Technical knowledge of Arista is required; Mellanox is a major plus.
 * Technical knowledge of Cumulus Networks is a major plus.
 * Experience designing and architecting data center networking plans, including high-level and low-level design, implementation, and acceptance testing.
 * Extensive virtual networking experience with Virtual Extensible LAN (VXLAN) and Ethernet VPN (EVPN).
 * Experience with structured cabling for network connectivity.
 * Expertise in network design, implementation, and best practices for high-performance computing (HPC) environments.
 * Expert knowledge of Linux (Ubuntu, CentOS), advanced UNIX services, and shell scripting.
 * Deep understanding of HPC and cluster technologies using InfiniBand and RDMA over Converged Ethernet (RoCE).
 * Understanding of rack elevation, data center, and pod design using spine-leaf fabrics.
 * Strong background in physical cabling types, specifically InfiniBand HDR and EDR.
 * Strong track record implementing network services in distributed computing environments.
 * Expert knowledge of storage area network (SAN) and network-attached storage (NAS) services, including iSCSI, NFS, and CIFS.
 * Understanding of workload schedulers such as Slurm.
 * Experience with configuration management tools such as SaltStack, Chef, or Puppet.

Tools and Technologies:
Arista, Mellanox, Cumulus Networks, VXLAN, EVPN, Linux (Ubuntu, CentOS), UNIX, shell scripting, InfiniBand, RoCE, spine-leaf fabrics, InfiniBand HDR/EDR, SAN, NAS, iSCSI, NFS, CIFS, Slurm, SaltStack, Chef, Puppet.

## Description

* Design, build and support large-scale data center networks for a customer (200G+).