Sr Site Reliability Engineer (Network Automation)

Location: Sydney, Australia

Company

hirify.global is a global technology company operating an independent digital advertising platform across the open internet.

What you will do

• Design, build, and scale a global network platform across bare-metal datacenters and AWS, Azure, and Alibaba Cloud.
• Support thousands of hosts and develop reliable solutions for petabyte-scale data challenges.
• Troubleshoot complex network issues and maintain high availability and performance.
• Lead root cause analyses and postmortems, converting incidents into operational improvements.
• Build tools, automate workflows, and develop pipelines for safely testing and deploying production changes.
• Participate in a global follow-the-sun on-call rotation.

Requirements

• 6–8 years of hands-on network automation and production infrastructure operations experience.
• Strong software development and networking experience, including TCP/IP, the OSI model, BGP, and OSPF.
• Experience with Kubernetes networking technologies such as Cilium, Calico, and CNIs, plus Kubernetes and Docker troubleshooting.
• Experience with software load balancers such as NGINX Ingress, Envoy, or HAProxy.
• Knowledge of IPv6, SDN, QoS, bandwidth management, and network operating systems including SONiC, Cisco IOS, JunOS, Arista EOS, or Nokia SR Linux/SR OS.
• Proficiency with infrastructure as code, DevOps and SRE principles, Prometheus, Grafana, Python or Go, and production deployment workflows.

Nice to have

• Experience running Kubernetes clusters on bare metal.
• Background in platform engineering and large-scale distributed infrastructure.
• Experience integrating LLMs, MCP, or agentic workflows into engineering processes.

Culture & Benefits

• Software-first approach to network engineering and automation.
• Collaboration across network engineering, application, datacenter, and SRE teams.
• Emphasis on learning quickly, critical thinking, and creative problem solving.
• Inclusive hiring environment and accessibility accommodations.