Top Network Engineer Jobs in NYC, NY

Designs, implements, operates, and automates Cisco and Arista spine-leaf data center and DMZ networks. Engineers F5 BIG-IP load balancing and security services, develops Python and Ansible automation, and supports routing, switching, segmentation, and resiliency. Responsibilities include implementation planning, testing, change management, Level 3 incident escalation, root cause analysis, audits, documentation, operational handoff, and mentoring junior engineers.

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.

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.

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 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.

Designs and integrates tactical networked communications solutions involving SATCOM, terrestrial wireless, SD-WAN, and open system interfaces. Supports rapid prototyping, systems engineering, cybersecurity infrastructure, and customer-focused troubleshooting. Develops technical designs and white papers, monitors emerging technologies, collaborates with engineering teams and customers, and briefs senior leadership on complex technical matters. The role requires a Secret clearance, U.S. citizenship, technical certifications, and 25–30% travel.

Designs and integrates networked communications solutions for tactical and military environments, including SATCOM, terrestrial wireless, SD-WAN, RF, and open-system interfaces. Develops system architectures, supports rapid prototyping, resolves customer issues, tracks emerging technologies, and briefs senior leadership on technical matters. Requires collaboration with customers and engineering teams, technical white-paper writing, cybersecurity knowledge, and up to 50% CONUS and OCONUS travel.

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.

Leads global network infrastructure engineering across campus and WAN environments, with deep expertise in enterprise wireless design, deployment, troubleshooting, and performance optimization. Analyzes complex infrastructure issues, architects modernization initiatives, drives multiple programs, advises senior leaders, and ensures compliance, resiliency, security, and auditability. Promotes validated AI-assisted practices for infrastructure analysis, automation, documentation, and incident prevention.

Oversee global data center network infrastructure operations, including deploying, repairing, installing, and decommissioning servers, storage systems, routers, switches, cabling, firmware, and software. Monitor and troubleshoot hardware, coordinate deployments and rack designs, manage inventory and shipping, support data center migrations and upgrades, and collaborate with Network Operations Centers and on-site technicians.

Provides remote and on-site IT infrastructure support for global programs and projects. Evaluates requirements, recommends technical solutions, maintains servers and networks, provisions Azure environments, deploys connectivity systems, installs cabling, troubleshoots issues, supports security assessments, and documents processes. The role requires collaboration with technical teams and stakeholders, worldwide travel, cloud and network expertise, relevant certifications, U.S. citizenship, and eligibility for a DoD Secret clearance.

Designs, implements, and manages enterprise SD-WAN, SASE, network security, cloud networking, and UCaaS solutions for managed-services clients. Leads network transformation projects, serves as a technical escalation point, mentors engineers, develops automation, creates documentation, and supports uptime SLA compliance. The role requires advanced expertise across Cato, Fortinet, Versa, Cisco Meraki, routing, switching, multi-cloud connectivity, Zero Trust architectures, and network programmability.

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.

Leads enterprise network deployment and switch refresh projects across data centers and remote offices. Designs and implements routing, switching, SDA, spine-leaf, VXLAN, and LISP solutions; troubleshoots complex network issues; and develops deployment strategies, documentation, and configurations. Mentors engineers, collaborates with project teams and clients, researches networking technologies, and supports infrastructure modernization.

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.

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.

Designs and executes network equipment test plans, validates Ciena product interoperability, supports optical and Ethernet network implementation, and provides onsite engineering expertise. Responsibilities include equipment commissioning, inventory verification, troubleshooting, performance analysis, customer support, standards development, documentation, and Tier III/IV deployment assistance. The role requires expertise in Ciena platforms, SONET, DWDM, ROADM, Ethernet, IP/MPLS, network management systems, and legacy TDM technologies.

Designs, deploys, troubleshoots, and validates network and Microsoft 365 infrastructure projects. Responsibilities include firewall, switch, wireless, VLAN, VPN, UniFi, cloud migration, identity, MFA, and infrastructure cutover work. The role performs pre-staging, maintenance-window implementations, post-deployment validation, troubleshooting, rollback support, and detailed technical documentation while working independently and directly with clients.

Provide post-launch technical support for broadband networks by diagnosing complex Layer 2 and Layer 3 issues across access, aggregation, routing, transport, and service layers. Investigate packet flows, logs, telemetry, alarms, and network configurations to isolate fault domains, determine root causes, and drive production incidents through resolution. Collaborate with NOC, engineering, operations, architecture, vendors, and service assurance teams in a 24x7 environment.

Operate, monitor, troubleshoot, and optimize global network infrastructure across datacenters and telco partners. Diagnose complex network incidents, drive root-cause analysis, implement long-term fixes, document configurations and procedures, coordinate cross-team remediation, and support network architecture, routing, and peering for LAN/WAN/wireless environments.

Supports LAN and WLAN network surveys, modernization design, cost analysis, configuration, installation, and implementation of routers, switches, wireless controllers, and access points. Assists with VLAN and IP migrations, cybersecurity compliance, implementation plans, documentation, and hardware materials lists. The role requires an active Secret clearance, U.S. citizenship, engineering education or equivalent experience, network certifications, and 60–75% domestic travel.

Leads the planning, design, installation, migration, testing, troubleshooting, and maintenance of LAN/WLAN and telecommunications networks. Configures routers, switches, wireless controllers, VLANs, and IP addressing; develops implementation plans, technical documentation, bills of materials, and cost analyses. The role requires active Secret clearance, U.S. citizenship, extensive network engineering experience, relevant Cisco, Juniper, or Ruckus certification, IAT Level II certification, and 60–75% travel.

Design, build, and maintain AI-powered B2B SaaS products across frontend, backend, and AI. Own projects end-to-end, collaborate with product and design, ensure maintainability, mentor teammates, and inform roadmap and implementation decisions.

Designs, deploys, and operates high-performance InfiniBand and RoCE networking fabrics for GPU clusters, customer connectivity, and multi-site WAN infrastructure. Manages routing, switching, BGP peering, VLAN/VRF/VPC architectures, automation, monitoring, troubleshooting, documentation, capacity planning, and security audits. Requires deep data center or service provider networking expertise, advanced routing knowledge, and hands-on experience with Arista, NVIDIA, or Cisco platforms.

Designs, deploys, maintains, and troubleshoots cloud and traditional network infrastructure supporting mission-critical 911 systems. Responsibilities include AWS networking, Infrastructure as Code, Fortinet firewalls, Cisco equipment, network monitoring, packet captures, performance optimization, vendor coordination, project leadership, and mentoring junior engineers. The role is hybrid, requiring work four days per week in the New York office.