Top Network Engineer Jobs in Austin, TX

Design and verification engineer for Arm’s next-generation network-on-chip interconnect products. Responsibilities include specifying, creating, and debugging SystemVerilog/UVM constrained-random testbenches; verifying multiprocessing microarchitectures, cache coherence, and AMBA protocols; applying software engineering, scripting, and formal verification skills to ensure reliable, high-performance silicon IP.

Own and secure on-premises and AWS network infrastructure for a defense technology organization. Design network segmentation, administer firewalls, troubleshoot complex multi-site issues, and maintain detailed network documentation. Partner with IT, security, and engineering teams to deliver reliable, compliant environments supporting regulated defense operations and organizational growth.

Design, implement, and operate networking infrastructure for Azure Dedicated private and hybrid cloud environments. Responsibilities include hybrid connectivity, ExpressRoute, SDN solutions, third-party platform integration, network performance and security optimization, live-site operations, automation, observability, troubleshooting, and enabling migration and disaster recovery scenarios.

Architects, deploys, and manages secure automated networking across AWS, Azure, and hybrid-cloud environments. Designs Spine-Leaf networks, optimizes Direct Connect and ExpressRoute connectivity, leads infrastructure-as-code practices with Terraform and Ansible, and drives multi-cloud network product vision. The role troubleshoots network and security issues, supports tier 3 on-call operations, collaborates with stakeholders, and creates technical documentation and knowledge-sharing presentations.

Support and improve large-scale network infrastructure for AI and HPC workloads. Responsibilities include production incident response, network fault resolution, on-call support, observability improvements, automation, documentation, customer collaboration, and reliability initiatives across multi-site GPU clusters.

Lead deployment, commissioning, validation, optimization, and production support for large-scale AI and HPC network fabrics. Configure Ethernet and InfiniBand networks, RDMA/RoCE, routing, switching, telemetry, and automation. Conduct acceptance testing, troubleshoot performance and hardware issues, resolve Tier 3 incidents, coordinate vendor escalations, and develop reliability standards, diagnostics, runbooks, and operational handoffs for GPU clusters.

Supports Nokia cloud and core network environments across LTE, 5G, CNF, VNF, and IP connectivity platforms. Configures and troubleshoots OpenStack and Kubernetes-based telco clouds, especially Nokia Container Services. Manages networking, servers, storage, monitoring, automation, cybersecurity, escalations, and customer-facing technical communication. Provides 24/7 emergency on-call support, coordinates cross-functional resolution efforts, and applies project management and operational processes.

Designs, implements, administers, and optimizes Avalon's multi-region AWS network infrastructure. Responsibilities include architecting VPCs, routing, connectivity, security, resiliency, monitoring, disaster recovery, capacity planning, and network automation. The role collaborates with infrastructure, security, application, and DevOps teams, troubleshoots complex issues, documents architectures and runbooks, and provides technical leadership and training. Remote work is available with quarterly travel to Tampa, Florida.

Operates and designs hybrid on-premises and AWS network infrastructure, including VPCs, Transit Gateway, VPN, Direct Connect, routing, firewalls, and security controls. Leads CIDR remediation, maintains network documentation and IPAM records, automates infrastructure with Terraform, Ansible, and Python, and supports FedRAMP-aligned environments. The role coordinates Network and Cloud Ops teams, mentors engineers, manages vendors, handles Tier 1 and Tier 2 escalations, and participates in a 24x7 on-call rotation.

Designs reference architectures for AI and data center networks, including BGP, EVPN/VXLAN, RoCEv2, and QoS. Builds and operates labs to qualify switches, NICs, and network operating systems; tests interoperability and performance; reproduces customer issues; and diagnoses routing, congestion, packet loss, MTU, and latency problems across GPU, fabric, and storage paths. Documents best practices, develops automation, collaborates with vendors and internal teams, and feeds findings into product development.

Supports the design, configuration, operation, maintenance, and troubleshooting of enterprise and GCP network infrastructure. Responsibilities include routing, DNS, firewalls, VPNs, load balancing, certificates, segmentation, monitoring, incident response, root cause analysis, migrations, deployments, documentation, and change management. The role coordinates with cloud, security, DevSecOps, application, and operations teams to maintain secure, highly available connectivity across environments.

Designs and evaluates large-scale, multi-vendor fiber access networks using advanced PON technologies. Architects integration with routing, IP/MPLS, and optical transport systems; leads OLT and ONT platform evaluations; reviews high-level designs and migration strategies; provides complex troubleshooting and client advisory support; and mentors junior network engineers. The role also develops client-facing engineering deliverables and supports technical engagements, budgets, timelines, and vendor coordination.

Designs, implements, and maintains large-scale distributed networks supporting a DoD Zero Trust program. Responsibilities include SD-WAN architecture, router, switch, and firewall administration, network upgrades, troubleshooting, traffic analysis, documentation, disaster recovery, standards compliance, and coordination with IT teams and vendors. The role serves as a Zero Trust network architecture subject matter expert, mentors junior engineers, and supports installations and migrations across multiple global locations.

Provide 24x7 network support and incident response; troubleshoot layer 1-3 issues; maintain WAN/LAN, routing (BGP/ISIS), switching, firewalls, VPNs and CDN/peering; perform upgrades, vendor/ISP coordination, monitoring, SOPs, and shift-based coverage including weekends and swing hours.

Designs, deploys, configures, and supports cloud network infrastructure across Azure, OCI, GCP, and AWS. Manages Palo Alto and Cisco firewalls, VPNs, routers, load balancers, subnets, security groups, and network access controls. Performs network monitoring, maintenance, upgrades, capacity planning, troubleshooting, and Level 2/3 support. Uses Terraform for infrastructure automation and supports EKS clusters, cloud security, IAM, STIGs, and vulnerability management. Participates in a required 24/7 on-call rotation.

Design, build, test, and optimize scalable control-plane and data-plane software for cloud networking products. Develop APIs, improve performance, reliability, monitoring, and customer experience, while supporting products end to end. Collaborate across teams, establish engineering and architecture best practices, automate delivery processes, and mentor engineers. The role requires strong Go and distributed-systems experience, networking knowledge, cloud and containerization expertise, and familiarity with technologies such as eBPF, XDP, Kubernetes, and gRPC.

Design, develop, optimize, and operate high-performance network datapath software for cloud infrastructure. Build packet-processing, routing, forwarding, virtualization, observability, and hardware-accelerated networking systems across Linux hosts, kernels, user space, NICs, DPUs, and SmartNICs. Investigate production performance issues, develop testing and benchmarking frameworks, author technical designs, collaborate across infrastructure teams, and mentor engineers.

Lead the architecture and evolution of Cloudflare’s global network infrastructure. Own capacity planning, hardware and platform strategies, routing and traffic engineering standards, multi-year infrastructure roadmaps, and network automation frameworks. Evaluate emerging technologies, optimize cost and reliability, guide major architectural transitions, and collaborate with engineering, procurement, finance, and operations teams. Mentor engineers and influence technical decisions across the organization.

Design and build software for global network infrastructure, including automation, orchestration, provisioning, lifecycle management, telemetry, validation, remediation, and DPU/SmartNIC integration. Lead architecture for scalable, reliable infrastructure systems, write RFCs and technical proposals, guide cross-functional initiatives, establish engineering standards, mentor engineers, and provide technical direction for emerging programmable and hardware-accelerated networking technologies.

Supports LAN and WLAN network surveys, modernization design, cost analysis, configuration, installation, and implementation of routers, switches, wireless controllers, and access points. Assists with VLAN and IP migrations, cybersecurity compliance, implementation plans, documentation, and hardware materials lists. The role requires an active Secret clearance, U.S. citizenship, engineering education or equivalent experience, network certifications, and 60–75% domestic travel.

Leads the planning, design, installation, migration, testing, troubleshooting, and maintenance of LAN/WLAN and telecommunications networks. Configures routers, switches, wireless controllers, VLANs, and IP addressing; develops implementation plans, technical documentation, bills of materials, and cost analyses. The role requires active Secret clearance, U.S. citizenship, extensive network engineering experience, relevant Cisco, Juniper, or Ruckus certification, IAT Level II certification, and 60–75% travel.

Own the architecture and operation of distributed compute networks across hundreds of sites. Responsibilities include routing, switching, firewalls, fiber and carrier strategy, circuit procurement, overlay networking, BGP, site-to-cloud connectivity, automation, monitoring, segmentation, certificate management, and field support. The role will establish standardized network infrastructure, enable reliable inference traffic, and support site deployments while improving operational scalability.

Supports and delivers managed network services for ISP and MSP customers. Responsibilities include troubleshooting and configuring SD-WAN, routers, firewalls, VPNs, VoIP, data circuits, Microsoft systems, and LAN environments; provisioning new customers; coordinating with vendors; resolving issues through completion; maintaining customer relationships; and mentoring engineers. The role emphasizes Versa Networks, firewall configuration, BGP, OSPF, VRRP, NAT, network design, and QoS.

Lead global network architecture and security modernization toward Zero Trust and IaC. Design and operate cloud and on-prem networks, implement ZTNA/SASE and microsegmentation, drive network automation with Python/Ansible/Terraform, manage Arista/Meraki/F5/Palo Alto platforms, mentor engineers, maintain Source of Truth (NetBox/Nautobot), monitor with Checkmk, and participate in on-call rotation.

Architects and evaluates large-scale, multi-vendor fiber access networks using advanced PON technologies. Integrates access networks with IP/MPLS, core edge routing, and optical transport layers; evaluates OLT and ONT platforms; reviews high-level designs and migration strategies; provides expert troubleshooting and client advisory support; and mentors junior network engineers.