Senior Systems Engineer – Security

vor 2 Wochen


Council of the City of Sydney, Österreich REA Group Vollzeit

We’re REA REA Group ( is not your average digital business. From humble beginnings in a garage in Melbourne’s east in 1995, we have grown into a leading global digital business, specialising in property. With bold and ambitious goals, we are changing the way the world experiences property. No matter where you're at on your property journey, we're here to help with every step - whether that's finding or financing your next home. Our people are the key to our success. At the heart of everything we do, is a thriving culture centred around high performance and care. We are purpose driven and collaborative, which drives innovation and our ability to make a real impact. As such, we’re proud to be named in Australia’s “Top 5” Best Workplaces two years in a row, as well as being recognised as a Best Workplace for Women and Best Workplace in Technology by Great Place to Work Australia. Day to day of the job As Senior Systems Engineer – Security, you’ll be part of the tribe responsible for ensuring the protection of REA’s internal and external Cloud environments, tooling and infrastructure, and making all delivery teams at REA more effective. We work on a wide range of technical products and solutions as required by other groups across the company, such as cloud deployment tools, CI / CD pipelines, networking, security, monitoring and deployment. We also consult to our many product delivery teams across REA Business to help them bring their solutions to life. Developing and communicating patterns for security, focused towards REA’s strategic business goals, in collaboration with security team members and other technical leaders across REA. Walking the talk, working with other business and technology teams in delivering security projects aligned to the security roadmap. Championing security and influencing business and technology stakeholders in its adoption. Implementing, operating and supporting security tooling, services and patterns to support IT delivery teams. Have a security industry perspective, evaluating or taking the lead on emerging technologies, understanding threats and how external products and services can be used and integrated. Support major security incident response processes by providing technical security expertise. Acts as an escalation point for security issues to on‑call staff. Engages with the rest of the Security team to continuously improve the security tools and services we provide. Participates in the research and contribute to security roadmaps to ensure that REA’s security capabilities, technologies and products are current and reflect the needs of the business. Provide technical consultation across the business on all aspects of Security Engineering. Mentorship and upskilling of colleagues within the Group Security tribe. Who we’re looking for 5+ years experience in a security / systems engineering or related role Experience with operating in a multi‑cloud environment, or experience with multiple cloud environments Proficient in at least one programming / scripting language (Bash, Python, TypeScript, Kotlin etc.) Practical experience with building, deploying and maintaining applications in a production environment (preferably containerised applications in a cloud production environment) Experience in implementing and maintaining common application security tooling CI / CD integrations, SAST / DAST, WAF, API & Bot Protection Understanding of network topologies, protocols, routing and design Strong Linux skills and experience working with open source tools Solid understanding of web protocols, and the ability to spot abnormal or potentially malicious activity Knowledge of common attack types, including how misconfigurations can lead to vulnerabilities Proven ability to influence technical stakeholders to maintain or improve security posture Strong problem solving and analysis skills, with the ability to think creatively The ability to communicate effectively with highly developed written and verbal communication skills, especially presenting complex and nuanced concepts to a variety of stakeholders Track record of continuous learning, with a love for sharing knowledge and helping others. Nice to have Experience with performing vulnerability assessments and penetration tests Understanding of Zero Trust principles and architectures Solid understanding of CI / CD pipelines Experience in working with agile teams and methodologies Relevant academic or industry qualifications The REA Experience The physical, mental, emotional and financial health of our people is something we’ll never stop caring about. This is a place to learn and grow. We’re committed to your development – both professionally and personally. Your experience with us is something we take seriously. We offer A hybrid and flexible approach to working Flexible parental leave offering for primary and secondary carers Programs to support mental, emotional, financial and physical health & wellbeing Our Because We Care program offers employees volunteering leave, community grants, matched payroll giving and our Community Café donates 100% of revenue to charity. Hack Days so you can bring your big ideas to life Performance recognition programs because hard work should never go unnoticed Our commitment to Diversity, Equity, and Inclusion #J-18808-Ljbffr



  • Council of the City of Sydney, Österreich Paxus Vollzeit

    Senior Security Engineer Permanent opportunity with a highly respected tertiary institution Hybrid working arrangement - WFH/Office Competitive base salary on offer A leading tertiary institution is seeking an experienced Senior Security Engineer to take ownership of key cybersecurity and infrastructure security initiatives. This role is ideal for a...


  • Council of the City of Sydney, Österreich Rapiscan Systems Vollzeit

    A global security solutions provider is seeking a Field Service Engineer in Newcastle, Australia. This role involves installation and maintenance of security inspection systems, ensuring compliance with Service Level Agreements. Candidates should have over 2 years of related experience, strong communication skills, and an electrical or electronic background....


  • Council of the City of Sydney, Österreich REA Group Vollzeit

    A leading global digital business in Sydney is looking for a Senior Systems Engineer – Security to enhance the security of its cloud environments. You will champion security initiatives, collaborate with various teams, and mentor colleagues. Candidates should have extensive experience in security engineering, cloud technologies, and strong communication...


  • Council of the City of Sydney, Österreich Paxus - Technology + Digital Talent Vollzeit

    Permanent opportunity with a highly respected tertiary institution Hybrid working arrangement – WFH/Office Competitive base salary on offer A leading tertiary institution is seeking an experienced Senior Security Engineer to take ownership of key cybersecurity and infrastructure security initiatives. This role is ideal for a hands‑on professional with...

  • Security Engineer

    vor 2 Wochen


    Council of the City of Sydney, Österreich LifeByte Systems Vollzeit

    We are seeking a highly skilled Security Engineer to design, build and optimise our security platform and controls across on‑prem and cloud. Partnering with SOC/incident response, IT/DevOps and business teams, you will strengthen SIEM analytics, EDR policy and response, identity and access (IAM) controls, and security logging/retention to accelerate...

  • Security Engineer

    Vor 4 Tagen


    Council of the City of Sydney, Österreich LifeByte Systems Vollzeit

    Security Engineer - Cyber Security Operations We're seeking a Security Engineer to join our growing Cyber Security team. This is a hands‑on operational role focused on strengthening our organization’s security posture through day‑to‑day security operations, including alert triage, endpoint security, vulnerability management, and incident response...

  • Security Engineer

    vor 2 Wochen


    Council of the City of Sydney, Österreich Lifebyte Systems Vollzeit

    We are seeking a highly skilled Security Engineer to design, build and optimise our security platform and controls across on‑prem and cloud. Partnering with SOC/incident response, IT/DevOps and business teams, you will strengthen SIEM analytics, EDR policy and response, identity and access (IAM) controls, and security logging/retention to accelerate...


  • Council of the City of Sydney, Österreich CoStar Realty Information, Inc. Vollzeit

    Senior Systems Security Engineer Job Description About CoStar Group CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world’s real estate, empowering all people to...


  • City of Melbourne, Österreich Centorrino Technologies Vollzeit

    At Centorrino Technologies (CT), we’re more than just tech—we’re a community that goes beyond expectations. We’ve been recognised as a Great Place to Work in and one of the Best Places to Work Medium & Large Size in Australia for 2025, with an outstanding eNPS score of 68. And we’re not stopping there. We're on a mission to redefine the customer...


  • City of Melbourne, Österreich Vector Security Vollzeit

    A leading security solutions provider is seeking a Senior Systems Technician - Sprinkler Inspector in Melbourne. The role involves installing and troubleshooting complex commercial security systems, mentoring junior technicians, and providing excellent customer service. Candidates should have 3-5 years of field experience, a valid driver’s license, and...