Cyber Security Engineer - Network

Forward with Cuscal

Ever tapped your phone to buy a morning coffee or made a purchase from your favourite online store? Chances are, we've made it happen.

At Cuscal, we've been at the forefront of payments innovation for nearly 60 years, enabling seamless, secure solutions that millions of Australians rely on every day. From launching Australia's first ATM to helping shape the future of digital payments, we continue to transform the way money moves.

This is a 24-month Max Term Contract

As a Cyber Security Engineer - Network, you'll be responsible for designing, implementing and continually improving Cuscal's Web Application Firewall (WAF) and DDoS protection capabilities.

What You'll Bring

We're looking for a hands-on engineer who enjoys solving complex technical challenges and securing large-scale digital environments.

Responsibilities

Designing, deploying and supporting WAF and DDoS protection services across cloud, hybrid and on-premises environments; Developing and tuning WAF policies, rule sets and security controls to protect web applications and APIs; Engineering solutions to detect, prevent and respond to DDoS attacks; Working closely with Network, Cloud, Application and Security Operations teams to onboard new services and strengthen security controls; Monitoring traffic, analysing threats and investigating complex security incidents; Implementing bot management, API protection, rate limiting and advanced traffic controls; Improving visibility through monitoring, telemetry and SIEM integrations; Driving continuous improvement initiatives that strengthen Cuscal's cyber defence capability and service resilience.

Requirements

Experience in network security engineering, WAF, DDoS protection, cloud security or application delivery; Strong experience implementing and operating enterprise WAF platforms; Practical experience mitigating network, protocol and application-layer DDoS attacks; Deep understanding of TCP/IP, HTTP/S, TLS, DNS, load balancing, routing, reverse proxies and CDN technologies; Experience protecting web applications and APIs against OWASP threats, bots and malicious traffic; Strong troubleshooting and traffic analysis skills across network, application and security layers; Strong stakeholder management, incident response and technical communication skills.

Benefits

Recognition and growth : Celebrate achievements through IGNITE and grow with tailored development opportunities; Wellbeing focus: We support your physical, mental and financial health with holistic initiatives and access to discounts via Cuscal Advantage; Diversity and inclusion : Join a workplace that values different perspectives and flexible work arrangements