Cyber Assurance

Cyber Assurance & Solutions Specialist (OT Cyber Security) Water is essential for life. At Seqwater, we’re not just delivering water—we’re driving innovation, growth and transformation to secure the future of water across South East Queensland. As one of the largest water businesses with the most geographically spread and diverse asset base of any capital city in Australia, our operations extend from the New South Wales border to the base of the Toowoomba ranges and north to Gympie. As we enter an exciting period of expansion, we're embracing new technologies and sustainable practices to meet the growing needs of our region. We work collaboratively across our organisation and with our stakeholders, constantly striving to enhance the quality of service we provide. As we modernise our systems and invest in smarter water grids, we remain focused on delivering the highest standard of service, always with the future in mind. Our transformation is about more than just infrastructure—it’s about people. Our team of dedicated professionals are united by a shared passion for creating lasting, meaningful outcomes for the communities we serve, and this is reflected in Our Vision, Water for Life, Our Promise - Safe for Life, and Our Values of integrity, respect, care, and courage that shape everything we do. You’ll be working on some of the most high-profile water infrastructure projects in the industry, helping to secure Water for Life for generations to come. About Your Opportunity As the Cyber Assurance and Solution Specialist, you will provide expert cyber assurance and secure‑by‑design guidance across Seqwater’s operational technology (OT) environments. This includes SCADA systems, programmable logic controllers (PLCs), remote telemetry units (RTUs), telemetry networks and other industrial control systems that keep our water infrastructure running. You will ensure the secure integration of OT systems, alignment with IEC62443, NIST CSF 2.0, SOCI Act, and compliance with Seqwater’s Cyber Security Strategy. Working closely with Operations, Engineering and ICT Infrastructure teams, you validate that security controls, configurations and architectures effectively protect Seqwater’s critical infrastructure while maintaining operational continuity. In this role, you aren’t just implementing rules – you’re a trusted advisor and leader embedding cyber security into everything we do in OT. Key responsibilities: Lead the secure design and integration of ICT and operational networks, embedding secure‑by‑design principles aligned with Seqwater’s cyber security standards. Provide expert OT cyber security advice and implementation support across BAU and projects. Ensure that all new systems and upgrades follow security best practices from inception to implementation. Conduct OT cyber risk assessments and system‑level threat modelling (IEC 62443‑3‑2). Identify vulnerabilities in legacy or constrained environments and recommend practical mitigations or compensating controls. Support implementation and continuously improve OT security controls – for example, network segmentation, patch management, system hardening and access controls – to meet obligations of the SOCI Act and Queensland Government IS18. Track and drive remediation of any gaps. Assess and monitor third‑party OT vendors and contractors for compliance with Seqwater’s cyber security requirements. This includes reviewing contract clauses for security, performing risk assessments on vendor products/services, and working with vendors to address any shortcomings. About you We’re seeking a seasoned OT security professional who can combine technical expertise with a collaborative, proactive mindset. To be successful in this role, you will possess: Bachelor’s degree in Engineering (Electrical, Control Systems, Industrial Automation), Computer Science, or equivalent education and experience. 5+ years’ experience dedicated to operational technology or industrial control systems security, with proven expertise in securing systems like SCADA, PLCs, RTUs, or telemetry networks. Strong knowledge of OT protocols and network segmentation practices. Familiarity with applying cyber security frameworks and standards relevant to OT (e.g. IEC62443, ISO27019) and compliance requirements such as the SOCI Act, QG IS18 and NIST CSF 2.0. Demonstrated experience conducting OT cyber risk assessments, architecture reviews, and control validations using recognised frameworks (IEC62443-3-2, NIST SP800-82). You can identify weaknesses and design effective mitigation strategies suitable for industrial environments. Excellent communication and influencing skills to articulate cyber risks and negotiate secure outcomes with technical and non‑technical stakeholders. You excel at building consensus and driving change where needed. High‑level analytical and problem‑solving ability, with a talent for thinking on your feet. You can manage multiple priorities in a fast‑paced setting and adapt to evolving threats or urgent incidents without losing sight of long‑term security goals. This role will be offered on a full‑time permanent basis, with a competitive salary, plus 12.75% superannuation. Seqwater provides excellent work‑life balance with hybrid working arrangements and the chance to work from various beautiful locations across South East Queensland. You’ll have opportunities for professional development and to lead security initiatives that have a real, positive impact on the community. Appointment to this role is subject to the provision of a national police check and may be subject to other medical/character requirements. Please note that people with criminal records are not automatically deemed ineligible. Each application will be considered on its merits. For a more detailed preview of the work that you will be involved in for this role, feel free to take a look at the position description on our careers page - careers.seqwater.com.au We also invite you to connect with us on LinkedIn and join our growing community of followers to see all the latest news and job opportunities as and when they happen - If you are looking for an extraordinary career in which you can make a real impact, we'd love to hear from you To apply Submit your cover letter outlining how you meet the requirements of the role and your resume via the Apply button. Applications close: 11:55PM AEST, Friday 16th January 2026 For further information please email enquiries to Please note – applications cannot be accepted via email Be careful – Don’t provide your bank or credit card details when applying for jobs. Don't transfer any money or complete suspicious online surveys. If you see something suspicious, report this job ad. #J-18808-Ljbffr