Top Network Engineer Jobs

Designs, deploys, maintains, and troubleshoots enterprise F5 and Citrix NetScaler load-balancing and DNS infrastructure. Leads highly available infrastructure design, platform upgrades, capacity planning, performance optimization, automation, and complex issue resolution. Provides technical guidance to application, infrastructure, security, and vendor teams in a regulated financial environment, while developing standards, documentation, and implementation procedures.

Designs, implements, and supports secure enterprise network and systems infrastructure across on-premises and cloud environments. Manages Cisco and Palo Alto networking, Windows and Linux systems, virtualization, cloud connectivity, backups, disaster recovery, monitoring, automation, and identity controls. Supports biotech laboratories, manufacturing, clinical, and corporate systems while maintaining GMP, SOX, FDA, validation, data integrity, and audit-readiness requirements. Serves as a Tier 3 escalation point, participates in incident response and change management, documents infrastructure, and mentors junior engineers.

Develops and maintains automation scripts and workflows for routers, switches, firewalls, VPNs, load balancers, and servers. Automates network provisioning, monitoring, alert triage, configuration, reporting, and remediation to improve availability, security, consistency, and operational efficiency across classified and unclassified Air Force networks.

Supports enterprise network infrastructure as a Tier 3 technical resource. Responsibilities include advanced troubleshooting, break/fix support, configuration changes, routing and switching, network deployments, upgrades, maintenance, and solution design. The role requires expertise with OSPF, BGP, GRE, VPN, VRF, Cisco and Juniper equipment, plus HAIPE and TACLANE devices. It also involves resolving complex incidents, implementing network standards, and supporting geographically dispersed intelligence customers.

Leads the design, implementation, optimization, and troubleshooting of enterprise campus, data center, WAN, wireless, and network security infrastructure. Manages complex incidents, projects, upgrades, standards, documentation, capacity planning, and automation. Participates in on-call and after-hours maintenance, mentors technical staff, collaborates with vendors and internal teams, and provides engineering services to partner institutions. The role also supports network resiliency, compliance, cloud networking, and infrastructure modernization.

Leads Tier 3 network engineering for a government contract, including architecture, design, deployment, troubleshooting, capacity planning, contingency planning, compliance, and documentation. Serves as a technical lead and escalation point for complex network incidents, advises technical review boards and senior stakeholders, evaluates emerging technologies, supports network upgrade lifecycles, and mentors network support teams. The role is fully onsite and requires TS/SCI with polygraph clearance, extensive experience, engineering education or equivalent experience, IAT Level II certification, and current CCIE or equivalent certification.

Senior network engineer to support DLA enterprise WAN/LAN in Pearl Harbor. Develop network requirements, design and implement Cisco-based switching/routing, manage 10Gb/Gigabit Ethernet infrastructure, ensure MPLS/BGP/OSPF and IPv4/IPv6 operation, maintain network security/STIG compliance, perform installation/testing and lifecycle support, and coordinate with PMs, COTRs, and government stakeholders.

Assists with daily administration and operations of a multi-site NYC Department of Transportation network. Maintains, configures, troubleshoots, monitors, secures, and documents network devices while coordinating with the network infrastructure team and following cybersecurity hardening policies. Requires foundational knowledge of networking standards, communication protocols, Ethernet topologies, and a minimum CCNA certification, along with qualifying education and professional LAN/WAN experience.

Supports mission-critical Joint Fires and DoD communications networks by monitoring, configuring, troubleshooting, and maintaining transport and IP infrastructure. Performs circuit redesign, alternate routing, outage restoration, alarm surveillance, incident response, change management, fault and performance management, and network modernization support. Coordinates with government stakeholders, telecommunications providers, and engineering teams while documenting incidents, procedures, runbooks, and corrective actions. The role operates in a 24x7 environment and requires compliance with DoD cybersecurity and network management policies.

Leads troubleshooting and incident response for a large global network, including routing, switching, multicast market data, wireless, security, and hybrid cloud environments. Implements network changes, automation, monitoring, documentation, and operational acceptance testing. Analyzes packet captures, supports multi-vendor infrastructure, evaluates network designs and processes, and collaborates with internal teams and customers to resolve complex issues.

Leads the design, development, testing, deployment, and sustainment of Python and Ansible network automation across complex multivendor enterprise environments. Automates configuration, patching, validation, monitoring, compliance, and operational workflows while implementing safeguards, logging, rollback, and drift detection. Translates network requirements into maintainable solutions, collaborates with engineering and cybersecurity teams, establishes development standards, conducts code reviews, and mentors a small automation engineering team.

Designs, configures, monitors, maintains, and upgrades LAN/WAN communications networks, including routers, switches, firewalls, VPN systems, servers, and remote-access systems. Develops technical solutions, plans network enhancements, ensures connectivity and compliance, evaluates new technologies, coordinates hardware and software acquisitions, and provides guidance to junior network personnel. This is a full-time onsite role supporting a government program at the Pentagon.

Design, deploy, activate, and operate global WAN infrastructure across data centers, network PoPs, carriers, and cloud providers. Troubleshoot physical, optical, Layer 2, and Layer 3 connectivity issues; provision circuits; monitor network health; and build automation for network operations. The role also involves physical network design, cross-team coordination, service restoration, network expansion, and participation in an on-call rotation.

Designs, deploys, and sustains secure cross-domain network architectures supporting controlled data transfers across classified and unclassified environments. The role manages multi-level security infrastructure, routing, switching, firewalls, cross-domain solutions, RMF compliance, system hardening, accreditation support, and data pipeline integration for hypersonic weapons development programs. This on-site position requires work in classified spaces and collaboration with cybersecurity, systems, and mission engineering teams.

Design, implement, and assess classified and unclassified network infrastructure for DLA; plan and execute technology refreshes, develop TAPs and AARs, ensure DISN/DLA interoperability, produce designs, configs, test plans, and manage implementation tasks and status reporting.

Designs, implements, maintains, and troubleshoots LAN, WAN, VPN, VLAN, firewall, and other communications networks supporting DoD IT architecture. Develops network topologies, engineering designs, integration and testing plans, documentation, bandwidth studies, security solutions, and communications paths. Supports network upgrades, outages, port security, data flows, and multi-level security environments. Requires a TS/SCI clearance with polygraph, 6+ years of experience, IAT Level 2 compliance, a relevant bachelor’s degree, and U.S. citizenship.

Maintains, upgrades, designs, and configures data center communication networks, including routers, switches, servers, firewalls, and remote access systems. Ensures network integrity, connectivity, compliance, backup, and recovery. Analyzes requirements, evaluates communications technologies, coordinates hardware and software acquisition, and provides technical solutions. Serves as a team lead supporting Department of War-specific configurations and challenges at an onsite customer location.

Designs, operates, secures, and troubleshoots enterprise LAN/WAN, firewall, VPN, and remote-access infrastructure. Configures Cisco networking equipment, implements RSA SecurID authentication, develops IPv4/IPv6 solutions, monitors performance, analyzes traffic, manages certificates, and ensures compliance with federal security policies. Collaborates with project managers and technical teams to deliver complex networking projects and maintain highly available infrastructure.

Designs, implements, maintains, and troubleshoots complex LAN/WAN infrastructures, routing and switching environments, secure VPNs, firewalls, F5 BIG-IP systems, and identity-based network access controls. Ensures compliance with STIG and NIST security policies, documents network designs and procedures, creates network diagrams, supports monitoring and recovery processes, and evaluates emerging technologies. The role also requires cross-functional collaboration, technical mentorship, and Linux administration knowledge.

Manage and optimize secure network infrastructure supporting a central service node and remote sites. Configure VPNs, routers, switches, firewalls, encryption devices, and network access systems; administer Cisco Call Manager, SolarWinds, and Microsoft NPS; troubleshoot connectivity issues; support capacity planning, documentation, compliance, and high availability. Provide on-call support and collaborate with IT stakeholders to maintain reliable mission-critical communications.

Monitor, administer, maintain, and evolve secure cloud networks. Resolve network incidents, configure security components, routers, switches, and network appliances, and manage access controls, routing policies, protocols, and subnetting. Develop solutions to complex operational problems independently while mentoring and supervising team members. The role supports AWS, Azure, or GCP environments and may involve multi-cloud, hybrid cloud, infrastructure-as-code, containerization, and site reliability engineering practices.

Leads the planning, design, implementation, maintenance, and troubleshooting of enterprise wired, wireless, data center, internet, and cloud networks. Oversees outages, on-call restoration, network changes, automation, monitoring, security, load balancing, VPNs, and disaster recovery. Develops technology roadmaps, leads cross-functional projects, researches new technologies, communicates with stakeholders, and mentors junior engineers.

Provides onsite support for designing, implementing, and managing network and server infrastructure. Ensures IT reliability, security, and scalability while administering virtualization platforms, networking services, automation scripts, cabling, and cybersecurity practices. Requires collaboration in a fast-paced environment and may involve Cisco networking, SD-WAN, and infrastructure troubleshooting.

Provides systems engineering and technical assistance for satellite ground network architecture, design, implementation, optimization, security, monitoring, and troubleshooting. Evaluates network performance, risks, protocols, infrastructure, virtualization, cloud networking, and automation. Advises customer teams on architecture and security while supporting requirements analysis, systems integration, validation, configuration analysis, and data center environments.

Designs, builds, operates, and optimizes distributed backend infrastructure for a large-scale online multiplayer game. Owns the full service lifecycle, integrates cloud and platform services, troubleshoots production issues, supports live operations, improves security and costs, establishes engineering practices, collaborates with stakeholders, and mentors junior engineers.