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Network Infrastructure Specialist

1 month ago

Sydney, New South Wales, Australia Commonwealth Bank of Australia Full time

About the Role

We are seeking a highly skilled Network Engineer to join our Infrastructure Services team. The successful candidate will be responsible for designing, implementing, and maintaining our global network infrastructure, including routing and switching, virtual private networks (VPNs), firewalls, and intrusion detection systems.

Key Responsibilities

  • Design, implement, and maintain complex network architectures, including routing and switching, VPNs, firewalls, and intrusion detection systems.
  • Troubleshoot and resolve complex network issues using advanced tools and techniques.
  • Collaborate with other teams to integrate new technologies and services into the existing infrastructure.
  • Develop and maintain technical documentation for network architectures and configurations.
  • Participate in IT projects and initiatives to improve network performance, reliability, and security.
  • Stay up-to-date with industry trends, best practices, and emerging technologies to continuously improve network designs and operations.

Requirements

  • Experience in network engineering.
  • In-depth knowledge of routing protocols (OSPF, EIGRP, BGP), switching technologies (VLANs, trunking), and network architectures (SDN, NFV).
  • Strong understanding of security principles and protocols (TCP/IP, DNS, DHCP, SSL/TLS, PKI).
  • Familiarity with network management tools (NMS, NCM, SolarWinds) and scripting languages (Python, PowerShell).
  • Excellent problem-solving skills, with the ability to work under pressure.
  • Strong communication and collaboration skills, with experience working in a team environment.
  • Bachelor's degree in Computer Science, Network Engineering, or a related field; Master's degree preferred.

Desirable Qualifications

  • Certifications in network engineering (CCNA, CCNP, CCIE), security (CompTIA Security+, CISSP), or cloud computing (AWS Certified SysOps Administrator).
  • Experience with automation tools (Ansible, Puppet).
  • Familiarity with Agile development methodologies and IT service management frameworks (ITIL).
  • Familiarity with Infrastructure as a Code (IaaC) concepts and tools, such as AWS CloudFormation or Azure Resource Manager.

We support our people with flexible working options, including at least half their time each month connecting in office. We also have many other flexible working options available, including changing start and finish times, part-time arrangements, and job share.