Network Engineer in Telstra’s International Networks team designing and supporting global voice, IPX, and mobility platforms. Critical role enhancing resilience and reliability in international connectivity services.
About the role
- Senior IT Network Engineer responsible for network infrastructure in AWS and hybrid environments. Helping GRAIL detect early cancer with secure, reliable connectivity.
Responsibilities
- Design, build, and maintain AWS networking components, including VPCs, subnets, route tables, Internet Gateways, NAT Gateways, VPC endpoints, and Transit Gateway.
- Configure and manage AWS network security controls, including Security Groups, Network ACLs, AWS Network Firewall, and AWS WAF, in alignment with security best practices.
- Implement and support hybrid connectivity solutions, including AWS Direct Connect and Site-to-Site VPNs.
- Configure and support traffic management and DNS services using Amazon Route 53 and Elastic Load Balancing (ALB, NLB, GLB).
- Operate and troubleshoot on-premise and data center networking environments using Juniper and Aruba platforms, including routing, switching, VLANs, VRFs, and BGP/OSPF.
- Configure and support Palo Alto Networks firewalls, including security policies, NAT, VPNs, and traffic inspection.
- Implement and maintain network monitoring, logging, alerting, and dashboards using tools such as VPC Flow Logs, CloudWatch, Route 53 health checks, firewall logs, and device telemetry.
- Participate in and often lead network-related incident response, performing root-cause analysis and contributing to corrective and preventive actions.
- Support capacity planning, performance analysis, and validation of throughput, latency, and failover behavior.
- Build and maintain infrastructure-as-code for network components using Terraform or CloudFormation, and contribute to CI/CD workflows.
- Serve as a senior technical resource, reviewing designs, mentoring junior engineers, and communicating technical risks and tradeoffs to cross-functional partners.
- These responsibilities summarize the role’s primary responsibilities and are not an exhaustive list. They may change at the company’s discretion.
Requirements
- 8+ years of experience working in network engineering roles with hands-on production responsibility.
- 5+ years of hands-on experience designing and operating AWS networking, including Amazon VPC, subnets, routing, Security Groups, and Network ACLs.
- Hands-on experience with AWS Transit Gateway, Site-to-Site VPN, and Direct Connect.
- Experience configuring and supporting Amazon Route 53 and Elastic Load Balancing.
- 5+ years of experience supporting enterprise or data center networking environments.
- Hands-on experience with Juniper and/or Aruba networking platforms.
- Hands-on experience with Palo Alto Networks firewalls.
- Demonstrated experience implementing network monitoring, logging, and alerting solutions.
- Strong troubleshooting skills across networking and application layers (DNS, TCP/IP, TLS, HTTP).
- Bachelor’s degree in Computer Science, Information Technology, or related field, or equivalent practical experience.
Benefits
- flexible time-off or vacation
- a 401(k) retirement plan with employer match
- medical, dental, and vision coverage
- carefully selected mindfulness programs
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