Principle Network Engineer

Children's Hospital and Health System • Milwaukee, WI

2d • Hybrid

About The Position

Children’s Wisconsin is hiring a Principle Network Engineer to provide advanced engineering and technical leadership for the networks supporting clinical and business operations. The position evaluates the existing network environment, recommends modernization and optimization, and leads the design, implementation, and support of secure, scalable enterprise network solutions. Scope includes routing and switching, campus and data center networking, wireless connectivity, wide area networks, and connectivity to Azure and AWS. The role serves as a senior technical escalation resource and partners with Infrastructure, Cloud Engineering, Enterprise Architecture, Information Security, Client Services, vendors, and other teams. It exercises technical judgment within approved standards and change authority. The position is hybrid and requires the employee to be local to the Milwaukee area.

Requirements

• Bachelor’s degree in information technology, computer science, engineering, or a related field, or relevant experience.
• 7+ years of progressively responsible network engineering experience, including advanced design, implementation, and troubleshooting in a complex enterprise environment.
• 7+ years serving as a technical escalation resource, leading significant network changes, and mentoring or providing technical guidance to other engineers.
• 7+ years of advanced hands-on experience with Cisco enterprise routing and switching, IP addressing, routing protocols, network segmentation, high availability, Cisco ACI, and data center networking technologies.
• 7+ years of advanced working knowledge of wireless networking, VPN connectivity, DNS and DHCP dependencies, and network security principles.
• 7+ years of practical experience developing and maintaining operational network automation through infrastructure as code, configuration management, scripting, or APIs.
• 7+ years of experience following controlled change practices and coordinating across technical teams.
• Ability to explain technical decisions, document designs and procedures, and guide peers constructively.
• Ability and willingness to develop and apply Azure and AWS networking skills as part of the role.

Nice To Haves

• Experience with one or more tools such as Terraform, Ansible, Python, or comparable technologies, including version control, testing, and documentation.
• Experience in healthcare or another environment requiring continuous service availability.
• Relevant Cisco certifications, including CCNP or CCIE, or cloud networking certifications; certifications are not required.

Responsibilities

• Design, implement, and maintain enterprise Cisco network services, evaluating routing, switching, segmentation, redundancy, capacity, and performance across clinical and business locations.
• Provide hands-on technical guidance to network engineers; review designs, configurations, automation code, and implementation plans; and build team capability through pairing, troubleshooting, and knowledge sharing.
• Lead diagnosis of complex network incidents and recurring problems using packet captures, telemetry, logs, and routing analysis; coordinate service restoration, document root causes, and implement corrective actions.
• Develop and maintain reusable network automation for provisioning, configuration, validation, inventory, and operational tasks, applying controlled and repeatable practices.
• Design and support Azure and AWS connectivity, partnering with cloud and security engineers on address planning, routing, private connectivity, DNS dependencies, segmentation, and resilient access.
• Lead assigned network implementations, upgrades, and migrations; prepare procedures, impact assessments, test plans, rollback steps, and support handoffs; coordinate maintenance and validate performance after changes.
• Maintain network diagrams, configuration standards, operating procedures, and accurate inventory and configuration records; assess lifecycle risks, capacity needs, and technology options and provide technical recommendations and cost inputs.
• Implement approved network safeguards and address assigned vulnerabilities; validate redundancy, failover, configuration backups, and recovery procedures; support secure connectivity for clinical systems and connected medical devices.
• Coordinate with carriers, vendors, and internal teams to resolve issues and deliver changes involving wireless, voice and collaboration, endpoints, applications, and cloud platforms; review vendor deliverables and communicate risks and progress.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior