Top Senior Network Engineer Jobs in Denver & Boulder, CO

The Senior Network Engineer will design high-performance network solutions, maintain infrastructure reliability, and enhance security across cloud and on-premise environments.

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.

RapidScale seeks a Network Cloud Engineer to deliver managed services across various cloud environments, focusing on secure and innovative solutions to drive business growth.

Manage and secure central hub network infrastructure and VPN connectivity, configure and maintain routers, switches, firewalls, and encryption devices, administer Cisco Call Manager, SolarWinds and Microsoft NPS, troubleshoot network issues, perform capacity planning, maintain documentation, ensure compliance with security standards, and provide on-call support for mission-critical operations.

Design, operate, and modernize enterprise clinical communication platforms (nurse call, clinical middleware, contact center, paging, SIP, unified communications). Ensure resilience, high availability, automation, and integration to support clinical workflows. Partner with engineering, operations, and clinical teams; lead backlog prioritization, perform failure-mode/resilience modeling, drive metrics-based improvements, and perform root cause analysis.

Design, implement, and support enterprise LAN/WAN/SD-WAN, firewall, VPN, wireless, and Azure/VMware networking. Lead SD-WAN transformations, zero trust/security controls, capacity planning, lifecycle management, and Level 4 incident remediation. Collaborate with security, operations, and MSPs, drive standardization, automation, and documentation, and travel to sites for implementations and critical events.

The Sr. Network Engineer designs, implements, and operates cloud and hybrid network infrastructure, emphasizing automation and customer-centric solutions while supporting 24x7 operations.

Design, deploy, and troubleshoot carrier-grade Layer 1-3 connectivity including carrier interconnects, NNIs, MPLS, BGP, VRFs, VLANs, and Azure ExpressRoute. Validate circuit turn-ups, support data center deployments, develop configuration templates and runbooks, and act as escalation for complex transport and routing issues while coordinating with carriers, NOC, and implementation teams.

Design, implement, and maintain secure, high-availability enterprise network infrastructure across co-located data centers and cloud. Lead troubleshooting, performance monitoring, firewall/routing/switching configuration, documentation, vendor collaboration, and mentor junior engineers while supporting deployments and escalated incidents.

The Senior Network Engineer will design, implement, and secure global networking infrastructure, ensuring resilience and security across various environments. They will collaborate with IT, Security, and Engineering to support mission-critical operations and compliance with relevant frameworks.

The Senior Network Engineer will lead the Network Operations team in designing scalable network solutions, driving automation, and enhancing network security while ensuring operational excellence.

Manage and maintain network infrastructure, provide architectural solutions, troubleshoot issues in a cloud environment, mentor staff, and ensure network security practices are followed.

The Senior Network Engineer manages global network services, focusing on reliability, compliance, and performance while implementing automated solutions and leading incident responses.

Responsibilities include designing and managing cloud networking solutions, enterprise infrastructure, security controls, automation scripts, and monitoring tools. Requires strong experience in AWS, Azure, and network security.

Serve as the CONUS SME and lead technical authority for LAN/WLAN/WAN operations at military hospitals. Provide enterprise engineering, complex troubleshooting across OSI layers, design and modernization guidance, DoD/DHA compliance, firewall/VPN/IDS/IPS/Zero Trust support, performance optimization, stakeholder interfacing, policy development, and mentor network engineering staff.

The role involves designing, deploying, and managing enterprise network infrastructures with expertise in Azure and advanced troubleshooting. Responsibilities include configuration of network devices, firewalls, and performance optimization.

The Senior Network Engineer will design, manage, and optimize large-scale data center networks for AI workloads, ensuring reliability and performance.

Design, plan, and document LAN/WAN network architectures; troubleshoot network faults; specify hardware/software (routers, switches, firewalls, load balancers); evaluate new communications technologies; support large-network design changes. Requires collaboration, travel, and meeting security and certification requirements for mission success.

Design and implement optical network infrastructure, maintain standards for cabling systems, troubleshoot physical layer issues, and support data center builds.

Design, verify, test, and deploy FPGA systems for aerospace communications, implementing high-speed serial interfaces, Layer 2/3 networking (Ethernet, IP, MPLS), multiple clock domains, and performing validation and design reviews for customers.

The Senior R&D Network Software Engineer designs and develops high-performance networking software and services, collaborates with the team on product features, and resolves issues in existing products while working in an Agile environment.

Lead software development and integration of routers, radios, and laser comms for spacecraft constellations. Manage suppliers, define KPIs, plan integrations and tests, develop simulation/test approaches, drive software development standards, and coordinate cross-functional teams to meet program milestones and security requirements.

Design, implement, and maintain services that store and deploy Fastly's network configuration. Build features for infrastructure provisioning and fleet scaling, improve CI/CD and testing, write performant maintainable code, and mentor other engineers while collaborating with operations and infrastructure teams.

The Senior Network Performance Engineer will design simulation motifs, execute performance tests, validate models, and create analysis tools while collaborating with various teams.

Technical lead to design and build an eBPF-based kernel-level internet simulation and control plane. Own XDP/TC hooks, BPF maps, topology database, and lightweight in-range agents. Mentor engineers, set architecture, and productionize a proof-of-concept for multi-tenant cyber range network simulation with realistic ASN routing and traceroute fidelity.