Top Senior Network Engineer Jobs in NYC, NY

Designs, implements, and supports high-availability transport networks. Performs architecture, capacity planning, monitoring, troubleshooting, automation, documentation, and testing. Leads complex projects, manages escalations, mentors junior engineers, and aligns transport engineering with long-term technical strategy.

The Senior Cloud Network Engineer will design and implement scalable cloud networking solutions, automate infrastructure processes, and lead cross-functional collaborations while ensuring security and operational excellence.

The Senior Lead Network Engineer will enhance a large-scale network project, oversee network infrastructure, conduct assessments, and provide design guidance and training.

The Network Engineer will evaluate, enhance, and maintain large scale wired and wireless network infrastructure, ensuring security and optimizing performance. Responsibilities include consultation on hardware/software, implement technology solutions, and conduct testing procedures.

Design, standardize, and operate facility OT networks carrying BMS/EPMS and controls traffic. Build segmented, secure OT architectures, manage the OT/IT boundary (firewalls, monitoring, access), and collaborate with controls engineers to ensure uptime and auditability across sites.

The Network Engineer will support real-time trading, handle network configuration/troubleshooting, and work with automation tools. Responsibilities include managing Layer-2/Layer-3 services and packet analysis in production environments.

The Network Engineer will oversee network operations, implement new technologies, and support various network and security equipment, ensuring compliance with standards and documentation.

The Network Engineer will lead network projects, manage network infrastructure, support cloud networking in AWS, and enforce network security best practices.

Build software at Coinbase while responsibly using and integrating generative AI copilots (e.g., LibreChat, Gemini, Glean). Continuously learn evolving tools, apply human-in-the-loop practices, and deliver business-ready outputs that improve efficiency, cost, and quality. Participate in quarterly in-person working sessions as part of a remote-first culture.

Manage, configure, maintain, and optimize Fortinet network infrastructure across agencies. Ensure devices run current OS/patches, provide hands-on troubleshooting, train team members, act as vendor POC, and support special projects in a 24/7 environment.

Designs, implements, supports, and optimizes high-availability IP/MPLS and telecommunications network infrastructure. Responsibilities include capacity and bandwidth forecasting, monitoring and troubleshooting outages, managing escalations, coordinating engineering projects, maintaining documentation, supporting remote sites, and mentoring junior engineers. The role also contributes to system design, security, performance planning, automation, quality assurance, and continuous improvement across core network, transport, access, cellular, and video systems.

Lead enterprise cloud architecture, governance, and infrastructure enablement. Define reusable IaC patterns (Terraform), cloud networking (Transit Gateway, multi-account VPCs), and migration/data center exit strategies. Build architecture review processes, drive adoption of cloud-native practices (Kubernetes, CI/CD), and translate technical decisions for stakeholders while coordinating security and compliance.

Design, implement, maintain, and secure enterprise wired and wireless networks across offices and data centers. Troubleshoot advanced routing and switching (BGP, OSPF, EIGRP, VXLAN, STP), deploy and optimize high-density Wi‑Fi, perform RF surveys, manage Palo Alto firewalls and VPNs, automate with Terraform/Python, and provide on-site event infrastructure support.

Lead the Networks and Environment pillar for a federal Zero Trust acceleration effort. Develop and validate network architecture patterns covering segmentation, policy enforcement, secure connectivity, telemetry, and identity or device integration. Assess hybrid enterprise network implementations, support engineering plans and pilots, create test and rollback plans, evaluate network security technologies, and document implementation lessons and recommendations.

Lead design, implementation, automation, and troubleshooting of Akamai's global network infrastructure. Build and maintain scalable BGP routing, data center CLOS fabrics, overlay technologies (VxLAN/EVPN), multi-vendor environments, and automation templates. Drive hardware/platform rollouts, deep-dive analysis, and clear documentation to ensure reliability, scalability, and security.

Manage and troubleshoot enterprise network infrastructure including Cisco and Arista switches, routers, ASA firewalls, SourceFire IPS, F5 load balancers and Checkpoint devices. Configure and debug STP, EtherChannels, routing, ACLs, HSRP, VPNs, NAT, contexts, failover and policies. Monitor device health and logs using SolarWinds, Kiwi, Cacti and CatTools, perform IPS log analysis and IP block/whitelist actions, and coordinate vendor support.

Design and maintain secure converged IT/OT network architectures for industrial control systems. Configure and manage switches, routers, firewalls, VPNs, IDS/IPS, and SIEM; enforce IEC 62443 and NIST-aligned policies; perform vulnerability assessments and incident response for ICS/SCADA environments; monitor industrial protocol traffic and collaborate with controls engineers during deployments and commissioning.

Design, build, and maintain production platforms and services that automate and operate CoreWeave's network (config generation, provisioning, workflow automation, observability, CLIs/APIs). Lead technical direction, plan multi-month projects, write high-quality Python and Go software, define SLOs/SLIs, reduce manual toil, participate in on-call, mentor engineers, and collaborate across Network, Observability, Fleet, and HPC teams.

Design, build, and manage low-latency, high-performance networking infrastructure for large-scale AI training in Azure. Test and validate devices and firmware, automate deployments, monitor telemetry, troubleshoot live site incidents, participate in on-call duties, and guide datacenter staff on secure hardware operations.

Designs, implements, and maintains cloud and on‑prem network infrastructure with IaC (Terraform/CloudFormation/Ansible), supports AWS environments, builds CI/CD pipelines, authors technical documentation, troubleshoots escalations, and collaborates with Cloud Architects and product teams in a remote Agile environment.

Designs, configures and supports networking software on IBM z/OS (SNA and TCP/IP). Maintains connectivity to internal and external systems, tunes network performance, troubleshoots system/network issues, develops ISPF tools, scripts in Assembler/REXX, and participates in weekend/on-call rotations.

Design, implement, and support enterprise network infrastructure including Cisco Nexus and spine-leaf fabrics, L2/L3 switching, routing protocols (BGP/OSPF/MPLS), VPNs, DNS, Palo Alto firewalls, F5/Citrix ADC load balancers, DMZ and Azure connectivity. Ensure network security controls, operate in large production environments with formal change management, and perform troubleshooting, analysis, and communication across teams.

Design, deploy, manage, and troubleshoot high-performance InfiniBand and Ethernet networks for HPC. Perform performance tuning, capacity planning, and monitoring. Implement Fortinet security, resolve routing/switching/latency issues, collaborate with compute and storage teams, document architectures, and participate in on-call escalation and upgrades.

Design, implement, and maintain secure networking across hybrid and multi-cloud (AWS/Azure/GCP). Build secure architectures for containerized applications, apply segmentation and zero-trust, configure cloud-native network controls, deploy IDS/IPS and monitoring, investigate incidents, remediate vulnerabilities, and automate security policy enforcement using IaC, CI/CD, and Python scripting. Mentor engineers and influence platform security strategy.

Lead design, build, and operation of security infrastructure for cloud and corporate networks. Manage AWS and OCI environments, network security (firewalls, segmentation, WAF, VPN), zero-trust, identity and access, IaC automation, vulnerability management, detection engineering, and incident response while partnering across IT and engineering teams.