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).
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