Staff Specialist Network Engineer

1 week ago

Sydney, New South Wales, Australia CommBank Full time
  • Join the Core Connectively team and help shape our IT/Cloud services
  • We are results driven team committed to providing the best products and service
  • You are comfortable working in fast paced, fully agile environments.

Do work that matters

As someone who never shies away from a challenge, let us present ours to you. We're working to re-architect and modernise our delivery landscape, enabling our engineers to provide seamless solutions to millions of people. And we want your help.

The size and nature of our systems and the pace at which our customers' expectations are changing means we're always seeking out the latest technology, experimenting and pushing the boundaries. Our work is key to future proofing one of Australia's largest companies.

We support our people with the flexibility to balance where work is done with at least half your 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 to name a few. Talk to us about how these arrangements might work for you.

Your Team

The Network Engineering team is responsible for delivering network requirements and implementation to achieve business outcomes.

The GTS Networks team is responsible delivering, supporting and continuously improving the Bank's Global Network and Security services.

The purpose of this role is to implement and support the operational environment of the Bank.

We're interested in hearing from people who

  • Manage escalation of complex technical issues from suppliers, operations and application teams
  • Author and maintain detailed network and security design documents, ensuring accuracy and representation of firewall configuration and deployment of security policy.
  • Supporting and implementation of changes outside of regular business hours
  • Author complex implementation plans and configuration of network and security changes into CBA's network services and devices.
  • Mandatory knowledge and demonstrated experience of Cisco Switches (Nexus and IOS), Routers and Firewalls.
  • Desirable experience in F5 GTM, LTM and DNS VMWare NSX, and Azure/AWS network security group enforcement policies and firewall management.
  • Discovery and validation of network connectivity requirements using enterprise tools such as Algosec, vRealise Network Insight, Splunk, Azure VSTS, and AWS VPC flow logs, R53, Cloud redirect and Cloudfront, SolarWinds, Qualys, and Infoblox.
  • Contribute to the documenting of current infrastructure services.
  • Demonstrated understanding and design of core switching and routing technologies such as VXLAN, VPN BGP, and OSPF.
  • Mentoring of Engineers across multiple technologies
  • Flexibility in working hours to accommodate after hour changes.

Application, Integration and Infrastructure

  • Work with project teams to understand network connectivity between VMware, Windows, and Linux end-points.
  • Integrating to public cloud infrastructure such as AWS and Azure, and hybrid cloud network integration.
  • Ensure all services within the IT service portfolio are managed with consideration to network, capacity, platform, sociability/scalability factors and target architecture

Tech Skills:

We use a broad range of tools, languages, and frameworks. We do not expect you to know them all but experience or exposure with some of these (or equivalents) will set you up for success in this team;

  • Specialized knowledge of development and design methodologies
  • Network scripting and automation tools such as Ansible, Python, NSO, Yang, Terraform, JSON Script
  • Be familiar with Zero Trust Network Access and SASE model
  • Good to have certification like CCNA, CCNP, CCSP, AWS or AZURE Certification

Working with us

Whether you're passionate about customer service, driven by data, or called by creativity, a career with CommBank is for you.

Our people bring their diverse backgrounds and unique perspectives to build a respectful, inclusive, and flexible workplace with flexible work locations. One where we're driven by our values, and supported to share ideas, initiatives, and energy. One where making a positive impact for customers, communities and each other is part of our every day.

Here, you'll thrive. You'll be supported when faced with challenges and empowered to tackle new opportunities. You'll be empowered to do your best work and be given the choice on when and where that work happens. We really love working here, and we think you will too.

If you're already part of the Commonwealth Bank Group (including Bankwest, x15ventures), you'll need to apply through Sidekick to submit a valid application. We're keen to support you with the next step in your career.

We're aware of some accessibility issues on this site, particularly for screen reader users. We want to make finding your dream job as easy as possible, so if you require additional support please contact HR Direct on

Advertising End Date: 20/06/2024

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