Senior Service Engineer - Cloud Networks

Westpac; Sydney; On-site; AUD 150,000 - 190,000; Full time

Job summary

Westpac is seeking a Senior Service Engineer - Cloud Networks in Sydney to lead the design, implementation, and operation of high‑performance cloud network infrastructure. You will design secure cloud networking, drive automation, and provide Level 3 support in a collaborative environment.

You will work with stakeholders across the bank to deliver scalable cloud solutions, leverage Terraform and Python for automation, and maintain network performance and security across multiple cloud platforms.

Qualifications

• Proven experience integrating Azure and AWS cloud platforms.
• Experience managing public cloud networking components and security policies.
• Proficient in Terraform, Python and Ansible for automation.
• Industry certifications such as AWS Advanced Networking or Azure Network Engineer.
• Cisco CCNA/CCNP/CCIE or equivalent networking certifications.
• Strong TCP/IP, DNS/DHCP, VPN and SDN knowledge.
• On-call support and ITIL-based incident/change/problem management.
• Familiarity with Jira for project management.

Responsibilities

• Design and support secure cloud network infrastructure.
• Deliver high-performance network solutions across planning, design, and operations.
• Provide Level 3 technical support and incident resolution.
• Collaborate with stakeholders to ensure scalable, reliable cloud networking.
• Drive cloud standards, automation and monitoring improvements.

Skills

Azure

AWS

Cloud networking

Python

Terraform

Ansible

TCP/IP

DNS/DHCP

VPN

SDN

ITIL

Tools

Terraform

Ansible

Jira

Jira

Job description

What’s the role?

The Senior Service Engineer - Cloud Networks is responsible for delivering expert services across the planning, design, implementation, operation and support of high-performance network infrastructure for Westpac Group.

Key responsibilities include designing and supporting secure cloud network infrastructure, driving cloud standards and automation, providing Level 3 technical support, and partnering with stakeholders to deliver scalable and reliable cloud solutions.

What do I need?

• Detailed understanding of integrating different Public Cloud platforms such as Azure and AWS.
• Management of public cloud infrastructure at a component level and administration of network services, including an understanding of cloud networking concepts, including virtual networks, subnets, IP addressing, routing, security groups, load balancers, and network security policies across multiple cloud platforms.
• Proficient in coding and infrastructure automation/provisioning platforms such as Terraform, Python, Ansible etc.
• Public cloud technical certifications such as AWS Advanced Networking or Azure Network Engineer Associate.
• Cisco networking certifications such as CCNA, CCNP, CCIE.
• Proficiency in TCP/IP networking, DNS, DHCP, VPN technologies, and network monitoring tools. Experience with software‑defined networking (SDN) is a plus.
• Demonstrated ability to diagnose and resolve complex network issues, optimize network performance, and conduct root cause analysis using monitoring and troubleshooting tools.
• On‑call experience for network infrastructure.
• Understanding of the ITIL framework and service management – i.e. incident, change and problem management.
• Experience with project management toolsets such as Jira.
• Any exposure to financial services operating environment and core applications and products would be advantageous.

Why join us?

We’re obsessed with becoming our customers' #1 banking partner for life and we’re looking for people who are passionate about helping us achieve that goal. In return, we’re committed to making Westpac the best place to work in the country. Here are just a few of the ways we’re already doing that:

• Special offers on banking products and discounts from top brands, including generous employee‑only mortgage rates!
• Flexible work arrangements to help you achieve a greater work/life balance, and a variety of leave options including Culture, Lifestyle and Wellbeing leave.
• Tailored learning and development opportunities to help your grow your career within the bank.
• Lots of opportunities to ‘give back’ to the Community by getting involved in our many volunteering initiatives.

Create your future today

We’re all about creating a supportive and inclusive community. We welcome everyone – no matter your age, gender, background, or abilities. We also provide additional support to welcome our veterans, Indigenous Australians and neurodiverse community.

If you need any adjustments during the recruitment process, you can find more information and contact details on our FAQs and how to contact us page, under the ‘Diversity, sustainability and flexibility’ section.

We may close this job advertisement earlier than the advertised closing date if suitable candidates are identified. We encourage you to apply as soon as possible.