Top Network Engineer Jobs in Los Angeles, CA

Designs, operates, and optimizes enterprise network infrastructure across on-premises, hybrid cloud, manufacturing, and cloud-connected environments. Responsibilities include routing, switching, segmentation, firewall administration, VPNs, cloud connectivity, troubleshooting, performance monitoring, capacity planning, compliance support, documentation, and on-call escalation. Collaborates with infrastructure, security, DevOps, and cloud engineering teams to maintain reliable, secure, mission-critical networks.

Designs, deploys, operates, and automates global enterprise and data center networks. Responsibilities include routing and switching, network monitoring, security, wireless infrastructure, cloud networking, incident support, technology evaluation, stakeholder communication, mentorship, and 24/7 on-call participation.

Supports enterprise LAN/WAN infrastructure across multiple classifications. Installs, configures, troubleshoots, maintains, and upgrades Cisco, Juniper, Brocade, and Foundry network equipment. Resolves incidents, implements network changes, supports Tier III engineers, maintains topology and asset records, coordinates repairs and upgrades, and performs Layer 1–3 networking tasks. Requires strong routing, switching, firewall, ITSM, documentation, communication, and problem-solving skills, with up to 20% travel and flexible weekend support.

Architect and maintain vendor-agnostic automation for multi-vendor EVPN-VXLAN data center and campus networks. Build Network-as-Code data models, SSoT integrations, CI/CD validation workflows, and resilient Python or Go tooling across Arista and Juniper platforms. Integrate AI-assisted engineering workflows, govern automation standards, establish safeguards for generated code, and mentor junior developers. The role also supports telemetry, containerization, and critical mission milestones.

Advise government leadership on MILSATCOM backhaul and network transport architectures. Develop requirements, CONOPS, interface documentation, and technical performance parameters; assess contractor solutions, system trades, interoperability, risks, and network performance. Coordinate integration with DISA, DoD enterprise networks, prime contractors, and operational users. Support acquisition, design reviews, testing, verification, and operational acceptance while mentoring technical teams.

Deploys and operates classified terrestrial and cloud networks across on-premise, AWS GovCloud, and IL-6+ environments. Responsibilities include routing, switching, boundary protection, segmentation, encrypted communications, STIG implementation, RMF/ATO support, network documentation, and troubleshooting. The role also configures NSA Type 1 cryptographic devices, manages KEYMAT and CCI documentation, and collaborates with security, cloud, and engineering teams. An active Secret clearance and ability to obtain TS/SCI are required, with occasional travel to government and classified facilities.

Provide customer-facing technical management and support for Nokia telecom cloud network environments. Configure and troubleshoot OpenStack and Kubernetes platforms, especially Nokia Container Services, across telco, distributed, and edge clouds. Support mobile core technologies, networking, monitoring, automation, cybersecurity, escalations, project coordination, and 24/7 emergency on-call operations. Communicate technical issues clearly and coordinate cross-functional resources to resolve customer problems.

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.

Own the architecture, roadmap, capacity planning, automation, telemetry, and long-term operations of CrowdStrike’s global IP and optical backbone. Lead hardware and software platform selection, vendor engagement, cloud and neocloud connectivity, network automation, infrastructure-as-code, and AI-enabled network operations. Serve as a senior incident escalation resource, influence executive stakeholders, establish engineering standards, and mentor senior engineers. The role requires extensive global backbone, optical transport, cloud networking, FedRAMP, and AI experience.

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 infrastructure networks, including L2/L3 fabrics, BGP, EVPN/VXLAN, RoCEv2, and QoS. Builds and operates labs to qualify switches, NICs, and network operating systems; conducts interoperability and performance testing; reproduces customer issues; and diagnoses congestion, packet loss, MTU, latency, PFC, and ECN problems. Collaborates with vendors and internal engineering teams to convert findings into validated configurations, automation, documentation, and product improvements.

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, deploys, maintains, and troubleshoots complex domestic and international networks. Responsibilities include Cisco WAN configuration, routing, IP subnetting, DISA STIG implementation, cybersecurity automation, network and time-server integration, system documentation, performance tuning, asset management, vendor evaluation, backup recovery, and lab integration. Requires an active Top Secret clearance and the ability to obtain SCI and CI Poly access.

Designs, deploys, integrates, and maintains complex domestic and international networks. Responsibilities include configuring Cisco WANs, implementing DISA STIG and cybersecurity requirements, integrating network devices and time servers, monitoring performance, evaluating hardware and software, maintaining documentation, supporting backup recovery, and assisting laboratory deployments. The role requires an active Top Secret clearance and eligibility for SCI and CI polygraph access.

Design, implement, maintain, and optimize secure LAN, WAN, wireless, cloud, and network infrastructure. Lead firewall, VPN, routing, switching, load-balancer, intrusion prevention, resilience, disaster recovery, and documentation efforts. Provide technical leadership and mentor junior engineers while managing network security, reliability, scalability, and cross-functional risk. The role is onsite in El Segundo, California, and requires U.S. citizenship and obtaining a Secret security clearance.

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.

Designs, deploys, and operates Cosm’s global multi-site network and operations infrastructure. Responsibilities include Palo Alto firewall management, routing, switching, wireless, NAC, cloud networking, security policy implementation, monitoring, automation, documentation, and Tier 2/3 support. The engineer will help build new sites, advise on architecture, train support teams, maintain equipment, support live productions, and improve disaster recovery and network efficiency. The role requires flexibility for nights, weekends, travel, physical installations, and live-event environments.

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.