Top Network Engineer Jobs

Designs, implements, and supports secure LAN/WAN infrastructure in government and corporate environments. Configures Cisco and Juniper network devices, TCP/IP networks, VoIP systems, firewalls, fiber-optic cabling, and cable plants. Troubleshoots network issues, performs capacity planning, develops documentation, and recommends architecture improvements. The role requires DoD IAT Level II compliance and eligibility for a T5 investigation/Top Secret clearance, with U.S. citizenship required.

Supports government LAN/WAN operations through advanced incident troubleshooting, network installation, maintenance, upgrades, configuration management, and hardware/software administration. Troubleshoots Layer 1–3 networking, switching, routing, and customer-impacting events; maintains topology, asset, inventory, software, and configuration baselines. Coordinates vendors, repairs, site surveys, equipment installations, testing, documentation, and evaluation of new network technologies. The role is fully onsite at a government customer site in Virginia and requires TS/SCI with polygraph clearance.

Supports and maintains network, server, virtualization, Microsoft 365, identity, and cybersecurity infrastructure. Responsibilities include troubleshooting, patching, upgrades, backup and disaster recovery, vulnerability remediation, incident response, Tier 2 escalation support, documentation, vendor coordination, and participation in infrastructure and technology projects.

Leads Tier 3 network engineering for mission-critical government infrastructure. Responsibilities include network architecture and design, router, switch, firewall, DNS and DHCP implementation, capacity planning, technology evaluation, contingency planning, SOP development, compliance documentation, and network upgrade lifecycle management. Serves as a final escalation point for complex incidents, advises technical boards and senior stakeholders, and mentors network support personnel. The role is fully onsite and may require after-hours incident response and physical work in tight spaces.

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.

Design, plan, and document LAN/WAN network architectures; specify hardware/software (routers, switches, firewalls, load balancers, COMSEC); troubleshoot network faults; recommend hardware/software selections; evaluate new communications technologies; maintain Linux and Windows interoperability; support Cisco environments; travel to customer sites as required; maintain required security clearances and certifications.

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.

Provides onsite network engineering support for Space Systems Command, including monitoring, configuring, deploying, upgrading, and troubleshooting multivendor network infrastructure, firewalls, virtual environments, and Linux/Unix systems. Analyzes network performance, maintains diagrams and IP tracking, supports cybersecurity remediation, and provides occasional after-hours operational support. Requires advanced security clearance eligibility, relevant education and experience, DoD 8570 certification, and strong technical communication skills.

Leads software engineering projects and developers building cloud-based, full-stack solutions using distributed microservices. Designs service boundaries, APIs, reusable frameworks, and database integrations; establishes engineering standards; improves performance and reduces technical debt. The role requires technical leadership across Agile teams, collaboration with product managers and architects, mentoring engineers, and applying modern cloud, DevOps, testing, observability, and AI-assisted development practices.

Provides principal-level network engineering expertise, designing and maintaining enterprise infrastructure, troubleshooting network and application performance issues, leading complex technology initiatives, and developing security, disaster recovery, automation, and capacity-planning solutions. The role serves as a subject-matter expert for clients and stakeholders, mentors network personnel, conducts technical reviews, recommends emerging technologies, and supports network administration, upgrades, and operational improvements. On-call availability, onsite work in San Diego, and up to 10% domestic travel are required.

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.

Operate and maintain DISA network services in a 24x7 NOC environment. Configure and analyze circuits, routers, switches, and optical transport systems; perform alternate routing during outages; monitor alarms; execute hardware, software, and change-management activities; document incidents; and troubleshoot network deficiencies while coordinating with customers, government agencies, vendors, and engineering teams.

Plans, implements, maintains, and secures network infrastructure, including routers, switches, firewalls, and related software. Troubleshoots network issues, monitors performance and traffic, manages security controls, and improves visibility through metrics and alerting. The engineer also develops network layouts, performs upgrades, and maintains technical documentation, policies, and procedures. The role requires an active TS/SCI clearance with polygraph, extensive relevant experience, certifications, and Linux proficiency.

Design and maintain onboard vehicle network architectures for autonomous vehicles. Develop communication protocols, routing, diagnostics, telemetry, monitoring, QoS, network isolation, and failover tools. Define performance requirements and hardware interfaces while troubleshooting latency, packet loss, and controller issues. Collaborate with hardware, embedded Linux, platform, autonomy, and systems teams on network hardware selection, OTA updates, security, testing, and next-generation vehicle infrastructure.

Design and maintain onboard vehicle network architectures for autonomous vehicles. Responsibilities include defining topology, protocols, hardware interfaces, QoS, segmentation, telemetry, diagnostics, failover, and OTA update strategies. The role develops production networking software and tools, resolves system-level communication issues, evaluates automotive network hardware, and collaborates with hardware, embedded Linux, platform, and autonomy teams on current and next-generation vehicle platforms.

Designs, implements, and supports highly available Azure, AWS, and on-premises network infrastructure for production applications. Manages hybrid connectivity, routing, firewalls, DNS, load balancing, Infrastructure as Code, incident response, network observability, architecture documentation, and certificate-related dependencies. Leads complex network initiatives, improves reliability and security, troubleshoots application connectivity, and collaborates with cloud, SRE, security, and application teams.

Provides remote and occasional on-deck network support for Navy fleet units across CANES NIPR and SIPR environments. Troubleshoots network issues, manages escalations, documents tickets and resolutions, authors status reports, coordinates with stakeholders and subject matter experts, supports system skill maintenance, and mentors new technicians. The role requires an active Secret clearance, U.S. citizenship, DoD IAT-II certification, and military network experience.

Configures and supports switches, routers, wireless networks, firewalls, VPN devices, and other network infrastructure. Troubleshoots connectivity and performance issues, resolves network tickets, monitors building probes, installs remote equipment, and connects copper and fiber cabling. The role also involves traveling to remote sites, supporting network security, attending meetings, and assisting with enterprise networking systems.

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.

Maintains, configures, troubleshoots, and optimizes enterprise network infrastructure, including switches, routers, firewalls, wireless systems, and security configurations. Documents network assets and cabling, supports upgrades and migrations to Palo Alto, manages SCCM and Ivanti deployments, performs quality checks, assists with disaster recovery, improves processes, monitors performance, and provides audit documentation. The role is fully on-site in Washington, DC.

Designs, deploys, maintains, and troubleshoots resilient OT network infrastructure across industrial facilities, compressor stations, plants, and remote assets. Supports industrial protocols, SCADA and control-system communications, network segmentation, upgrades, monitoring, disaster recovery, cloud connectivity, and secure OT architecture. Collaborates with Automation, Controls, Operations, IT, security teams, vendors, and integrators. Provides on-call support and may travel occasionally to field locations.

Provides advanced network administration and engineering support for classified DoD networks at Joint Base Pearl Harbor-Hickam. Responsibilities include analyzing network performance and architecture, configuring Cisco and Brocade infrastructure, resolving complex hardware and software issues, maintaining network connectivity, and managing TDL equipment and SATCOM interfaces. The role requires knowledge of DoD information security, military operations, classified networks, and cryptographic systems, along with TS/SCI clearance and IAT Level III certification.

Build and lead full-stack software engineering solutions for Capital One’s stored payment token platform. Develop Java-based backend APIs and cloud-hosted services using AWS, microservices, databases, containers, and modern frontend technologies. Lead technical initiatives, establish engineering standards, partner with architects and product managers, improve system performance, reduce technical debt, mentor engineers, and drive scalable, secure, and reliable solutions across Agile teams.

Designs, deploys, and operates resilient network infrastructure across global offices, including LAN, Wi-Fi, routing, switching, firewalls, automation, observability, and security. Leads architecture, RFCs, design reviews, migrations, incident response, root-cause investigations, and production readiness. Evaluates technologies and vendors, owns network service health and lifecycle, partners cross-functionally, mentors engineers, and improves reliability, operational standards, documentation, and change safety.