{"schemaVersion":"jobsearcher.job.v1","id":"367d8dbaba036e698a6bbef0","url":"https://jobsearcher.com/jobs/367d8dbaba036e698a6bbef0","canonicalUrl":"https://jobsearcher.com/jobs/367d8dbaba036e698a6bbef0","title":"Network Engineer","description":"Job Description: Network EngineerYou support the networks inside hardware validation labs around the world: the datacenter fabrics, timing, optical, and provisioning systems that let accelerator teams validate new platforms from first bring-up through production handoff. L2/L3 lab fabric design, precision timing as a service, intent based provisioning and automation, optical plus test infrastructure, lab operations and reliability, and cost takeout through decommissioning.Required: network engineeringL2/L3 at depth: VLANs, loop prevention, LAG, IPv4/IPv6 addressing, SLAAC and router advertisements, DHCP relay and helpers, PXE boot flows end to end.BGP: eBGP peering design, prefix policy, uplink preference tuning, per-rack or per-site route origination toward the border and aggregation layer.Datacenter fabrics: leaf/spine role design, EVPN/VXLAN overlays, migrating racks from L2 bridged to L3 routed boundaries.IPv6 operations: first-hop security (RA guard, address locking), DHCPv6 relay and MAC-stable allocation behavior including client identifier pitfalls, /64 per rack scale planning and fabric design.Precision timing: PTP (IEEE 1588) design and troubleshooting, grandmaster placement, boundary and transparent clock concepts, sync quality monitoring against microsecond budgets.Fabrics for AI/HPC: PFC and lossless Ethernet tuning, link training, SerDes and optics basics (current generation high speed optics), awareness of how skew and tail latency hit collective communication.Optical and physical plant: fiber types and connectors, optical circuit switching concepts, commercial traffic generators, cable validation, fiber characterization from hardware timestamps.Access security: port ACLs, 802.1X/MAB flows, RADIUS, quarantine and remediation VLANs, device onboarding and registration.Multi-vendor fluency: deep on at least one datacenter NOS (Arista, Cisco, Juniper, SONiC) with demonstrated ability to pick up others, including API driven operation with rollback.Troubleshooting under pressure: packet level debugging, hardware timestamp analysis, method of procedure authorship, maintenance windows, rollback planning.Required: automation and softwarePython for network automation: device APIs, text templating, input validation, operator CLI tooling.Templating: Jinja2 template design (reuse across sites and roles, safe defaults, per-port rendering from inventory).Config as code: distributed revision control fluency (branch, review, land, revert), config review culture, CI gates on generated config (diff review, automated land criteria).Intent modeling: declarative source of truth thinking where inventory plus intent renders device config, and generated config is never hand edited.Linux networking: interfaces, routing tables, namespaces, capture tooling, service management, cookbook style config management (Chef).Data hygiene: inventory accuracy (roles, port maps, serial to port bindings), drift detection, reconciliation loops.Required: operations and deliveryLab or datacenter operations: on-call rotations, incident response, vendor RMAs, multi-site coordination.Change discipline: method of procedure authorship and peer review, blast radius control, pilot then scale.Cost awareness: circuit inventories, carrier coordination for turn-down, tracking recurring spend to zero with chargeback confirmation.Cross-functional delivery: shared ownership with platform teams (provisioning, observability), hardware bring-up teams, and lab customers, including consultative support outside the plan of record.PreferredAI/HPC cluster networking: scale-up versus scale-out fabric design, RDMA capable fabrics, collective sensitivity to timing.Large fiber plant or optical switching operations.IPv6-first or IPv6-only environments at scale.Observability: time series metrics, topology visualization, low-noise alert design.Vendor evaluation: switch selection criteria, optics compatibility testing.","company":"eSolutions","rawCompany":"esolutions","city":"Austin","state":"TX","isRemote":false,"isActive":true,"createdAt":"2026-09-23T07:55:32.092Z","occupations":[{"code":"15-1244.00","title":"Network and Computer Systems Administrators","slug":"network-and-computer-systems-administrators"},{"code":"15-1241.00","title":"Computer Network Architects","slug":"computer-network-architects"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"518210","title":"Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services","slug":"computing-infrastructure-providers-data-processing-web-hosting-and-related-services"},{"code":"541519","title":"Other Computer Related Services","slug":"other-computer-related-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Network Engineer","description":"Job Description: Network EngineerYou support the networks inside hardware validation labs around the world: the datacenter fabrics, timing, optical, and provisioning systems that let accelerator teams validate new platforms from first bring-up through production handoff. L2/L3 lab fabric design, precision timing as a service, intent based provisioning and automation, optical plus test infrastructure, lab operations and reliability, and cost takeout through decommissioning.Required: network engineeringL2/L3 at depth: VLANs, loop prevention, LAG, IPv4/IPv6 addressing, SLAAC and router advertisements, DHCP relay and helpers, PXE boot flows end to end.BGP: eBGP peering design, prefix policy, uplink preference tuning, per-rack or per-site route origination toward the border and aggregation layer.Datacenter fabrics: leaf/spine role design, EVPN/VXLAN overlays, migrating racks from L2 bridged to L3 routed boundaries.IPv6 operations: first-hop security (RA guard, address locking), DHCPv6 relay and MAC-stable allocation behavior including client identifier pitfalls, /64 per rack scale planning and fabric design.Precision timing: PTP (IEEE 1588) design and troubleshooting, grandmaster placement, boundary and transparent clock concepts, sync quality monitoring against microsecond budgets.Fabrics for AI/HPC: PFC and lossless Ethernet tuning, link training, SerDes and optics basics (current generation high speed optics), awareness of how skew and tail latency hit collective communication.Optical and physical plant: fiber types and connectors, optical circuit switching concepts, commercial traffic generators, cable validation, fiber characterization from hardware timestamps.Access security: port ACLs, 802.1X/MAB flows, RADIUS, quarantine and remediation VLANs, device onboarding and registration.Multi-vendor fluency: deep on at least one datacenter NOS (Arista, Cisco, Juniper, SONiC) with demonstrated ability to pick up others, including API driven operation with rollback.Troubleshooting under pressure: packet level debugging, hardware timestamp analysis, method of procedure authorship, maintenance windows, rollback planning.Required: automation and softwarePython for network automation: device APIs, text templating, input validation, operator CLI tooling.Templating: Jinja2 template design (reuse across sites and roles, safe defaults, per-port rendering from inventory).Config as code: distributed revision control fluency (branch, review, land, revert), config review culture, CI gates on generated config (diff review, automated land criteria).Intent modeling: declarative source of truth thinking where inventory plus intent renders device config, and generated config is never hand edited.Linux networking: interfaces, routing tables, namespaces, capture tooling, service management, cookbook style config management (Chef).Data hygiene: inventory accuracy (roles, port maps, serial to port bindings), drift detection, reconciliation loops.Required: operations and deliveryLab or datacenter operations: on-call rotations, incident response, vendor RMAs, multi-site coordination.Change discipline: method of procedure authorship and peer review, blast radius control, pilot then scale.Cost awareness: circuit inventories, carrier coordination for turn-down, tracking recurring spend to zero with chargeback confirmation.Cross-functional delivery: shared ownership with platform teams (provisioning, observability), hardware bring-up teams, and lab customers, including consultative support outside the plan of record.PreferredAI/HPC cluster networking: scale-up versus scale-out fabric design, RDMA capable fabrics, collective sensitivity to timing.Large fiber plant or optical switching operations.IPv6-first or IPv6-only environments at scale.Observability: time series metrics, topology visualization, low-noise alert design.Vendor evaluation: switch selection criteria, optics compatibility testing.","datePosted":"2026-09-23T07:55:32.092Z","dateModified":"2026-09-23T07:55:32.092Z","hiringOrganization":{"@type":"Organization","name":"eSolutions","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Austin","addressRegion":"TX","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"367d8dbaba036e698a6bbef0"},"url":"https://jobsearcher.com/jobs/367d8dbaba036e698a6bbef0"}}