Top Network Engineer Jobs

Designs, implements, maintains, and troubleshoots enterprise network infrastructure supporting USPS operations. Responsibilities include configuring Cisco switches and routers, managing routing and IP addressing, deploying network security technologies, resolving complex connectivity issues, providing Tier 3 support, creating technical documentation, and optimizing network performance. The role requires extensive travel to postal locations nationwide and collaboration with engineering teams on federal IT initiatives.

Designs, builds, operates, and modernizes Barclays’ global network infrastructure across data centers, campuses, branches, WAN, wireless, and edge environments. The role owns resilient network platform delivery, incident management, automation, security, cloud connectivity, and DevOps practices. It serves as a technical authority for architecture and design, guides cross-functional delivery, improves reliability and scalability, manages risk and controls, and may lead or coach engineers.

Owns networking and physical infrastructure across Berkeley labs and the Fremont fabrication facility, including servers, switches, firewalls, cabling, routing, and secured environments. Supports AWS, infrastructure as code, virtualization, Kubernetes, Docker, CI/CD, and hybrid cloud infrastructure. Responsibilities include infrastructure design and buildouts, troubleshooting, upgrades, documentation, maintenance windows, on-call support, and cleanroom operations. The role requires extensive hands-on networking experience, physical equipment support, and the ability to work across on-premises and cloud environments.

Supports and maintains FDIC’s enterprise network infrastructure across Cisco and Juniper environments. Configures routers, switches, firewalls, ACLs, DNS, DHCP, and Infoblox DDI solutions; performs upgrades, monitoring, troubleshooting, incident response, and root cause analysis. Coordinates with carriers, vendors, and technical teams, supports data center infrastructure, maintains operational documentation, and implements ITIL-based changes. Participates in on-call support for mission-critical systems.

Provides on-site engineering, installation, testing, maintenance, troubleshooting, monitoring, and training for government telecommunications, cable, wide-area, and network infrastructure. Installs and terminates copper, coaxial, and fiber cabling; supports network devices, circuits, remote sites, and communications systems; analyzes trends and resolves outages through ticketing systems. Requires extensive telecommunications experience, active security clearance, Security+ certification, and BICSI credentials. The role is based in Washington, DC, includes on-call and extended-hours support, and involves working closely with military and government personnel.

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.

Design and build software for global network infrastructure, including automation, orchestration, provisioning, device lifecycle management, telemetry, validation, and remediation. Integrate DPUs, SmartNICs, and programmable network infrastructure into scalable cloud systems. Establish architecture and technical direction, write RFCs and design documents, lead complex initiatives, mentor engineers, and collaborate across network, infrastructure, hardware, security, storage, and compute teams.

Design and build software for global network automation, orchestration, provisioning, device lifecycle management, telemetry, validation, and automated remediation. Integrate DPUs, SmartNICs, and programmable network infrastructure into scalable cloud systems. Establish architecture and technical direction, write RFCs and design proposals, lead complex initiatives from concept through operation, mentor engineers, and collaborate across network, infrastructure, hardware, compute, storage, and security teams.

Design and build software for global network automation, provisioning, orchestration, telemetry, lifecycle management, and automated remediation. Integrate DPUs, SmartNICs, and programmable networking into highly available cloud infrastructure. Lead architecture, RFCs, technical proposals, and complex initiatives while mentoring engineers and setting technical direction across infrastructure teams.

Design and build software for global network infrastructure, including automation, orchestration, provisioning, device lifecycle management, telemetry, validation, and remediation. Integrate DPUs, SmartNICs, and programmable networking into scalable cloud infrastructure. Lead architecture, RFCs, technical proposals, and complex initiatives while mentoring engineers and setting technical direction across network, hardware, compute, storage, and security teams.

Integrate and maintain Red Hat Enterprise Linux systems, network configurations, and software within tactical and laboratory environments. Provide operating system, infrastructure integration, software testing, troubleshooting, and command-line scripting support. Configure GOTS, COTS, and custom software, support Agile/DevOps activities, and troubleshoot networked systems of systems for the IBCS air and missile defense program.

Integrate, configure, test, and troubleshoot networked hardware and software for the IBCS integrated air and missile defense system. Analyze network architectures, validate interfaces, resolve connectivity issues, support integration and test events, and maintain technical documentation. Collaborate with systems, software, cybersecurity, hardware, and test engineering teams across laboratory, field, and operational environments. The role requires IP networking expertise, system integration experience, active Secret clearance, and approximately 50% travel to Poland.

Provides onsite technical support and operational engineering for large-scale Juniper enterprise and data center networks. Responsibilities include wireless network design and optimization, RF analysis, incident response, configuration validation, troubleshooting, network upgrades, automation, documentation, customer workshops, knowledge transfer, and JTAC case management. The role supports wired and wireless infrastructure using Juniper Mist, QFX, EX, EVPN/VXLAN, routing protocols, and automation tools while maintaining service levels and customer satisfaction.

Develops high-performance networking software and driver firmware for switch and NIC data planes. Responsibilities include designing software enhancements, creating APIs for custom ASIC control and monitoring, implementing scalable and resilient functionality, writing test plans, debugging integrations, leading project teams, and collaborating with internal and external development partners. The role also involves influencing network architecture, mentoring engineers, and communicating technical designs and project progress.

Own the network subsystem for a robotic warehouse automation product, from requirements and architecture through hardware selection, physical design, configuration, deployment, validation, and ongoing evolution. Design wired and wireless networks, including roaming, RF coverage, redundancy, segmentation, QoS, and capacity. Establish testing, observability, troubleshooting, documentation, deployment standards, and technical roadmaps while collaborating across software, robotics, electrical, mechanical, and operations teams.

Designs, deploys, secures, and maintains Cisco Unified Communications and video collaboration infrastructure for a U.S. Army regional cyber center. Responsibilities include Tier 3 troubleshooting, SIP and gateway configuration, Cisco ISE and 802.1X integration, network routing and switching support, MS Teams and Webex interoperability, STIG compliance, certificate and identity integration, documentation, change management, and mentoring. The role requires active Secret clearance, U.S. citizenship, extensive Cisco collaboration experience, and senior-level network and security expertise.

Leads the design, implementation, modernization, security, and optimization of resilient enterprise network infrastructure. Responsibilities include implementing network security solutions, disaster recovery procedures, troubleshooting network issues, mitigating threats, supporting DevSecOps practices, using AI-assisted monitoring, and applying Palo Alto technologies. The role requires active Top Secret clearance and willingness to obtain a polygraph.

Manages and supports radio, dispatch console, PBX, recording, disaster recovery, and related communication infrastructure for aircraft and emergency medical personnel. Configures and troubleshoots communications software, coordinates with vendors and internal stakeholders, manages system deployment projects, designs radio networks, maintains FCC licensing, and performs Windows and Linux system administration. Participates in on-call rotations and occasional after-hours work.

Lead the architecture, development, integration, and validation of locomotive communication and control networks. Design Serial, Ethernet, and ARCNET systems, establish requirements and standards, support cybersecurity, troubleshoot field and laboratory issues, and guide cross-functional engineering teams through new product introductions and upgrades. The role involves hands-on testing in laboratory, manufacturing, and locomotive environments, including work around high-power electrical systems and occasional travel.

Designs, implements, and operates hybrid networks across AWS, OCI, and on-premises data centers. Responsibilities include cloud connectivity, BGP routing, tenant network architecture, Terraform-based automation, security controls, Zero Trust implementation, troubleshooting, documentation for federal authorization, capacity planning, and IPv6 adoption.

Provides Tier 2 support for a globally distributed data center network. Responsibilities include advanced Layer 1–3 troubleshooting, routing and switching support, incident escalation, network monitoring, performance optimization, documentation, automation, capacity planning, hardware replacement coordination, and SLA adherence. The engineer serves as the primary escalation point for Tier 1 teams and collaborates with engineering and facilities groups during critical incidents and maintenance activities.

Operate and troubleshoot globally distributed data center networks, including routing, switching, circuits, hardware, and Layer 1–3 issues. Serve as the Tier 2 escalation point, manage critical incidents, support monitoring and optimization, document changes, and coordinate with facilities, vendors, and engineering teams. Contribute to automation, dashboards, capacity planning, process improvements, asset management, and SLA adherence.

Operates and troubleshoots globally distributed data center networks, resolving complex Layer 1–3 routing, switching, transport, and hardware issues. Serves as the Tier 2 escalation point, manages major incidents, supports monitoring and optimization, documents network changes, and coordinates with facilities, vendors, and engineering teams. The role also contributes to automation, dashboards, capacity planning, asset management, and process improvements.

Designs, implements, and supports secure network infrastructure across cloud and on-premises environments. Responsibilities include Cisco routing and switching, encryption device deployment, network configuration, troubleshooting, monitoring, documentation, diagrams, incident resolution, and collaboration with IT, development, and security teams. The role requires maintaining reliable connectivity across multiple classification levels and supporting hybrid cloud networking environments.