Hybrid Infrastructure Engineer

at Allegheny County

• Job title: Infrastructure Engineer
• Job type: Full Time
• Experience level: Mid level, Senior
• Salary: $95,000 - $105,000 per year
• Degree requirement: No Education Requirement
• Tech skills: AWS, Azure, Cloud, DNS, Docker, Firewalls, Kubernetes, Python, Terraform
• Location requirements: Hybrid, Pittsburgh, United States

About the role

• Infrastructure Engineer supporting Azure and on-prem network environments at Allegheny County Department of Human Services. Responsible for stable operations and clear documentation in a hybrid setting.

Responsibilities

• Support Azure network and infrastructure operations, including VNets, subnets, NSGs, routing, Azure Firewall concepts, and Application Gateway basics.
• Support hybrid connectivity between Azure and on-prem environments, including VPN troubleshooting and connectivity health checks.
• Support Azure load balancing and traffic flow patterns used by internal applications.
• Partner with application and DevOps teams to deliver secure, stable infrastructure and predictable changes.
• Support on-prem infrastructure as needed, including servers and core hardware lifecycle tasks coordinated with enterprise network partners.
• Participate in an on-call rotation and respond to after-hours incidents per established procedures.
• Participate in incident response, root cause analysis, and follow-up remediation for infrastructure and connectivity issues.
• Maintain network diagrams, runbooks, and configuration documentation. Keep documentation current after changes.
• Support repeatable builds and configuration through standard templates and automation where available.
• Perform other duties as assigned.

Requirements

• 3 or more years of hands-on experience supporting Azure infrastructure with a strong emphasis on Azure networking.
• Working knowledge of IP networking, routing, DNS, DHCP, VPNs, and firewall concepts.
• Experience troubleshooting hybrid connectivity between cloud and on-prem environments.
• Experience working with physical networking hardware in an enterprise environment, such as switches, routers, or firewalls.
• Strong documentation habits and experience working within change control and incident management processes.
• AWS exposure, including VPC basics, routing tables, security groups, and VPN concepts.
• Scripting experience (PowerShell, Bash, or Python) used for operations automation.
• Experience with ExpressRoute concepts or support work.
• Experience with Infrastructure as Code tools such as Terraform.
• Exposure to CI/CD practices or container platforms (Docker or Kubernetes).