Top Senior Network Engineer Jobs in Denver & Boulder, CO

Drives adoption of network automation capabilities through technical workflows, integrations, lab environments, content, demos, training, and thought leadership. Partners with Product, Sales, Solutions, and Marketing teams to shape use cases, enable field teams, support customers and events, and influence product roadmap and market positioning.

Provides senior-level technical support for enterprise customers using Aviatrix’s multicloud networking and security products. Responsibilities include troubleshooting complex network environments, resolving high-priority issues, coordinating with engineering and sales, reporting product issues, improving support documentation and workflows, supporting production environments, and mentoring cloud network engineers. The role requires expertise in routing, BGP, IPsec VPN, Linux, networking products, cloud platforms, scripting, and automation.

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

Serve as cleared senior network SME for DoD medical networks. Lead resolution of complex LAN/WLAN/WAN issues, design and enforce standards, configure firewalls/VPNs/IDS, use SolarWinds/ARMIS/Ansible for diagnostics, advise government stakeholders, lead teams, and support performance, capacity planning, and high-availability across DHA facilities.

Develop open-source Web3 and Web2 technologies for the Canton Network, solving complex distributed systems and security challenges. Own major software components, contribute to cloud deployments and operations, collaborate across distributed engineering teams, mentor engineers, and improve systems and processes. The role requires strong polyglot programming skills, preferably in Scala or Haskell, plus experience with Kubernetes, Pulumi, Helm, and Grafana.

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.

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.

Operate, maintain, and scale large data-center Ethernet fabrics; respond to incidents and participate in on-call rotation; execute maintenance, upgrades, and hardware replacements; troubleshoot latency, packet loss, and connectivity; and build automation/tooling (Python/Go, Ansible, Git) to streamline operations.

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

Lead design, implementation, and automation of Akamai's global network. Build and maintain IP/BGP routing, data center CLOS fabrics, and overlay technologies (VxLAN/EVPN). Create/manage configuration templates with Python, Ansible, and Jinja2. Troubleshoot complex multi-vendor environments and collaborate cross-functionally on data models and requirements.

Design, implement, and operate Semtech's global network across 30+ sites. Support LAN/WAN, firewalls, SD-WAN, cloud networking (AWS/Azure), VPNs, automation, and lifecycle maintenance. Collaborate with infrastructure, security, and engineering teams to ensure network resilience, performance, and security while leading strategic initiatives like zero-trust and VPN modernization.

Design, build, secure, and maintain resilient enterprise and classified network infrastructure. Support routers, switches, firewalls, DNS/DHCP, perform packet analysis and monitoring, troubleshoot LAN/WAN issues, implement network security controls and segmentation, collaborate with cloud and cybersecurity teams, and produce operational documentation and reporting.

Partners with enterprise and MSP customers to identify network automation opportunities, analyze network environments and ITSM data, and architect automation solutions using NetBrain Runbooks, Qapps, Dataviews, and integrations. Trains customer engineers to maintain and expand automation capabilities, collaborates with vendor partners, researches automation content, and delivers reliable troubleshooting and network operations solutions.

Leads the design, deployment, operation, and support of distributed AWS cloud network infrastructure and hybrid on-premises connectivity. Owns VPCs, subnets, transit gateways, routing, security controls, and scalable network topologies. Builds resilient deployments using infrastructure as code, CI/CD, and configuration automation; troubleshoots complex incidents, performs root cause analysis, and implements long-term fixes. Provides technical guidance, contributes hands-on engineering work, mentors teammates, and supports secure, reliable, cost-effective platform delivery.

Manage and optimize high-bandwidth, low-latency VFX network infrastructure supporting render farms, storage, cloud rendering, artist collaboration, and remote workstations. Configure AWS Deadline Cloud, troubleshoot Maya and Arnold rendering, build asset-transfer and per-show environment systems, optimize Linux and Windows pipelines, and document architecture and procedures. The role requires strong Python and Bash scripting, networking, storage, systems administration, render-farm, and VFX pipeline expertise.

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.

Lead design, implementation, and analysis of telecommunications networks (voice, data, video, wireless). Provide technical direction, cost evaluation, network specifications, installation planning, reporting, and coordinate with other IT professionals through project lifecycle.

Designs and maintains network automation, Infrastructure as Code, configuration management, orchestration, and compliance solutions across enterprise and data center environments. Integrates networks with monitoring, CMDB, ITSM, and source-of-truth platforms; develops reusable frameworks, workflows, and libraries; mentors technical teams; supports DevOps, troubleshooting, documentation, and continuous improvement. The role also contributes to technical standards, cross-functional projects, planning sessions, site visits, and vendor engagements.

Designs and implements software-driven network automation, infrastructure-as-code, and configuration-driven workflows for hybrid-cloud customer environments. Develops Linux and network appliance automation, provisioning, secure connectivity, validation, monitoring, and sustainment processes. Applies zero-trust security, network segmentation, and access controls. Creates technical designs and documentation, improves engineering standards, conducts code and design reviews, and mentors junior and mid-level engineers.

Lead network design, implementation, maintenance, and security across multiple sites. Troubleshoot networks, manage vendors, document configurations and metrics, and drive continuous improvement using Cisco SD‑WAN, Meraki, ACI, Infoblox, automation (Python, Ansible, Terraform), cloud networking, and GitLab CI/CD within Agile teams.

Design, build, and maintain highly available global ground-station network infrastructure. Define WAN/LAN architecture, configure routers/switches/firewalls, implement IP addressing and VLANs, enforce network security (VPN, ACLs), perform vulnerability scanning and hardening, deploy monitoring/observability, coordinate telecom providers, document configurations/diagrams, automate health reporting, and lead cybersecurity compliance for the Quartz program.

Lead enterprise wireless engagements from discovery through design, survey, implementation, validation, optimization, and operational transition. Perform RF design and surveys using Ekahau tools, integrate WLAN with enterprise networking and security, mentor engineers, develop standards and reusable assets, and provide technical leadership and customer-facing advisory services.

Designs and plans LAN/WAN network architectures, produces specifications and schematics, selects hardware/software, troubleshoots network faults, evaluates new communication technologies, and maintains expertise in routers, switches, firewalls, load balancers. Serves as WAN subject matter expert and supports large-network expansion efforts. Requires active Top Secret clearance and full-scope polygraph.

Lead design, implementation, optimization, and troubleshooting of enterprise networks and hybrid infrastructure. Apply systems engineering and cybersecurity principles, mentor junior staff, evaluate solutions, and support secure facilities and client engagements with ~15-25% travel.

Design and refine CNO tooling and capabilities to accelerate cyber capability development. Perform reverse engineering, exploit development, protocol analysis, code reviews, and mentor junior engineers while coordinating with operators and stakeholders to meet mission requirements.