Top Network Engineer Jobs

Designs, implements, secures, and supports multi-site enterprise networks across on-premises, cloud, and hybrid environments. Responsibilities include routing and switching, wireless, firewalls, VPNs, network access control, Zero Trust architecture, segmentation, incident response, performance optimization, modernization, documentation, change management, and technical mentorship. Serves as an escalation point for complex incidents and supports highly available production infrastructure.

Designs, deploys, operates, and troubleshoots secure enterprise Cisco and Aruba wireless networks in a DoD environment. Responsibilities include wireless infrastructure management, Cisco ISE and 802.1X integration, segmentation, RF analysis, Ekahau surveys, upgrades, migrations, documentation, zero-trust alignment, security compliance, vendor collaboration, and mentoring junior engineers.

Provides 24x7 operational support for telecommunications networks by troubleshooting outages, optimizing performance, isolating faults, implementing configuration changes, and coordinating restoration across optical and IP domains. The role evaluates network coverage, manages incident tickets, escalates issues, and supports network transformation and maintenance. Requires hands-on experience with OTN, DWDM, IP/MPLS, and cross-layer packet-optical troubleshooting in a rotating-shift environment.

Manage and improve enterprise LAN/WAN infrastructure, including network configuration, monitoring, uptime, troubleshooting, architecture integration, change and patch management, procurement, documentation, and automation. Provide Tier I-II operational support, strengthen network security, maintain high-availability designs, and collaborate with IT teams to improve reliable network services.

Design, operate, and improve high-performance wireless networks for financial markets. Responsibilities include monitoring and telemetry platforms, device integrations, RF path design, frequency coordination, wireline and optical transport, link commissioning, incident response, production change management, regulatory research, site development, and automation. The role requires Python, Linux, networking, RF expertise, rigorous operational practices, international travel, and participation in a global on-call rotation.

Supports and modernizes enterprise infrastructure across networks, servers, endpoints, cloud, virtualization, storage, and collaboration systems. Administers Microsoft and Cisco environments, troubleshoots network and application performance, supports security and business continuity initiatives, and leads infrastructure implementations. The role also mentors junior staff, automates administrative tasks, coordinates vendors and projects, and participates in on-call and after-hours incident support.

Designs, implements, sustains, and optimizes secure enterprise and data center networks. Leads Cisco infrastructure configuration, monitoring, troubleshooting, incident resolution, continuity planning, modernization, and consolidation initiatives. Coordinates with cybersecurity, systems, and application teams; briefs government stakeholders; mentors network personnel; and supports resource planning, hiring, and after-hours mission-critical outages.

Design, deploy, and operate large-scale datacenter, campus, core, and high-performance networks. Own routing and switching standards, qualify platforms and optics, troubleshoot Layer 2/3 production incidents, improve monitoring and documentation, and automate network operations. Collaborate with compute, facilities, and software teams during cluster build-outs, participate in on-call rotations, and support network capacity planning and maintenance.

Lead infrastructure engineer responsible for designing, deploying, and operating large-scale network infrastructure (Arista-focused), ensuring capacity, monitoring, and remediation across applications. Partners with app and infra teams to manage capacity risks, applies automation and cloud migration knowledge, and makes key technical decisions for multi-technology projects.

Lead infrastructure engineer responsible for designing, deploying, and operating large-scale network infrastructure (Arista-focused). Ensure end-to-end monitoring, capacity planning, incident resolution, and cross-team collaboration. Drive automation, cloud migrations, and decisions across multiple infrastructure domains while mitigating capacity and technical risks.

Design, implement, administer, and troubleshoot resilient, high-bandwidth networks supporting live broadcast media workflows. Responsibilities include network architecture, capacity planning, security and performance improvements, SDN solutions for uncompressed media transport, firmware updates, vendor integrations, project management, documentation, and cross-functional incident resolution. The role also requires mentoring and training team members.

Designs, implements, supports, and troubleshoots LAN, WLAN, and WAN infrastructure. Serves as a technical escalation point, leads network project design and delivery, validates hardware and software, provides infrastructure consultation, and maintains technical documentation. Requires extensive production networking experience with Cisco, Juniper, and Aruba equipment, routing protocols, monitoring tools, and customer-facing communication. The role manages multiple projects independently and requires active JNCIP or CCNP certification and U.S. citizenship.

Design and build Python backend services and Terraform-based infrastructure automation for Box’s network platform. Create self-service workflows that replace manual processes, integrate observability and security guardrails, and improve reliability and developer experience. Collaborate with application, reliability, and platform teams, write tests and documentation, contribute to roadmap planning, and participate in an on-call rotation.

Supports quantum network deployments after handoff by maintaining fiber and optical hardware, commissioning customer sites, characterizing performance, troubleshooting physical and logical faults, and documenting configurations. Consults with researchers and customers to design loss-budgeted fiber paths that meet distance, polarization, and timing requirements. The role requires hands-on work with optical test equipment, photon detectors, datacenter hardware, and networking concepts, along with customer communication, flexible hours, and approximately 25% travel.

Design, implement, and support low-latency, high-availability network infrastructure for real-time trading. Own projects across data centers, troubleshoot complex network and latency issues, perform maintenance and upgrades, monitor capacity, document systems, and participate in on-call rotation while collaborating with software engineers and traders.

Leads enterprise network and telephony engineering strategy, modernization, architecture, reliability, automation, and resilience initiatives. Designs complex WAN, wireless, cloud connectivity, unified communications, carrier, and infrastructure solutions; establishes engineering standards and performance measures; resolves high-impact technical issues; and advises executives, vendors, and senior engineers on technology investments, risk, lifecycle, and operational improvements.

Leads the design, modernization, reliability, and continuous improvement of enterprise network and telephony services. Oversees routing, switching, wireless, WAN, cloud connectivity, unified communications, carrier solutions, automation, migrations, incident resolution, observability, resiliency, and disaster recovery. Develops engineering standards, leads cross-functional initiatives, mentors engineers, manages vendors, and influences technology roadmaps and lifecycle decisions across multiple locations.

Designs, builds, integrates, and troubleshoots complex network and network security architectures supporting Department of Defense missions. Responsibilities include LAN/WAN operations, routing and switching, firewalls, network automation, hardware requirements, security controls, DISA STIG compliance, implementation documentation, and issue diagnosis. The role works independently in a SCIF and data center, supports engineering escalations, and requires active Top Secret clearance with SCI eligibility, CCNP certification, extensive network engineering experience, and up to 20% travel.

Develop and operate Salesforce’s API Platform runtime infrastructure, including service-mesh proxies, routing, security policies, and high-availability network services. Build and maintain software using Go, Java, or C++ in Linux environments; manage Kubernetes clusters; automate cloud infrastructure; and apply CI/CD, Infrastructure as Code, testing, telemetry, and operational best practices. Participate in on-call support and resolve complex production issues.

Designs, builds, integrates, and troubleshoots network and network-security architectures supporting DoD mission systems. Provides escalation support for LAN/WAN, automation tooling, routing, firewalls, and security appliances; develops hardware requirements, implementation documentation, and technical specifications. Collaborates with information assurance engineers to maintain security controls, ATO compliance, and DISA STIG requirements. The role is based daily in a SCIF, may include datacenter work, and requires up to 20% travel.

Provide advanced LAN and Wi-Fi monitoring, troubleshooting, incident resolution, root-cause analysis, documentation, and technical support for a U.S. Government client. The role covers routers, switches, firewalls, WAN, VPN, SD-WAN, and wireless technologies; supports high-availability and disaster recovery environments; validates network changes; manages ServiceNow tickets; and mentors junior staff.

Provides network engineering support for NOAA satellite mission networks, including infrastructure operations, maintenance, troubleshooting, root cause analysis, system integration, technology refreshes, configuration management, monitoring, documentation, and after-hours support. The role is primarily on-site in Suitland, Maryland, with periodic travel to West Virginia, Virginia, and Alaska.

Senior Network Engineer to design, implement, upgrade, and maintain enterprise and network infrastructure for a DoD customer. Responsibilities include TCP/IP and routing design, LAN/WAN/SD-WAN/VPN/VoIP troubleshooting, Cisco IOS configuration, INFOSEC/COMSEC implementation, configuration management, virtualization, cloud integration, firewalls, network analytics, and participation in CI/SecDevOps and agile delivery.

Leads the design, implementation, troubleshooting, and expansion of large-scale wired, wireless, campus, and data center networks. Responsibilities include configuring network infrastructure, deploying 802.1X network access control, developing policies and automation tools, monitoring network health, planning project roadmaps, and maintaining documentation. Requires onsite work, extended hours and weekend availability, and compliance with ITAR eligibility requirements.

Designs, implements, and supports complex telecommunications transport and network infrastructure. Responsibilities include architecture, high-availability design, troubleshooting, monitoring, optimization, documentation, KPI definition, project coordination, escalation management, and technical planning. The engineer provides final design specifications, supports long-term architecture, mentors junior staff, and delivers technical direction across multiple departments. Occasional travel, shift work, and after-hours emergency support may be required.