Cyber Security Operations Lead

Join to apply for the Cyber Security Operations Lead role at Optus . Optus is an Australian telecommunications company, delivering more than 11 million services every day across mobile, broadband and digital solutions. We are seeking an experienced Cyber Security Operations Lead to join our Security Operations team. This role focuses on delivering advanced security management, monitoring and support services to Optus Enterprise and its clients by providing tailored security solutions that meet client‑specific requirements while supporting the broader Information Security Team in achieving strategic objectives. This position combines leadership responsibilities with hands‑on technical expertise across multiple cybersecurity domains. You will mentor and guide the team while actively working on automation, tuning and optimisation of security tools and architecture. The ideal candidate will have a strong understanding of security concepts, proven experience across diverse technologies and the ability to drive continuous improvement. You will also collaborate with product development teams to enhance security capabilities and contribute to strategic projects. What You’ll Be Doing Lead and mentor Security Operations teams, fostering collaboration and continuous improvement. Suggest and implement enhancements to security architecture, configurations and operational processes. Drive automation initiatives to streamline operations and reduce manual effort. Provide security expertise to product development teams during design and implementation phases. Integrate and optimise new security technologies within existing environments. Support compliance activities, audits and client‑specific security requirements. Develop and maintain detailed operational procedures and documentation. Collaborate with cross‑functional teams to deliver security projects on time and within scope. What Makes You Perfect For The Role 7+ years of experience in Cyber Security Operations with strong hands‑on expertise in SIEM platforms, firewalls, IPS/IDS, SASE solutions, Web security proxies and endpoint security technologies. At least 2 years of proven leadership managing security teams, including mentoring and guiding technical professionals. Proven experience in automation (e.g., scripting, SOAR platforms) and tuning/optimising security tools. Strong understanding of security concepts, incident management frameworks and operational best practices. Skilled in data analytics for actionable insights and reporting. Working knowledge of Windows and Linux operating systems, ensuring adaptability across environments. Excellent stakeholder engagement skills, combined with a proactive, detail‑oriented approach and strong problem‑solving capabilities. Additional Requirements Must be an Australian Citizen. Eligible and willing to obtain Baseline Security Clearance (or higher). Benefits Competitive remuneration and employee discounts, including $80 monthly credit and 25% off Optus products with retail partner discounts. Flexible working arrangements with opportunities to work three days in the office, two days remote or home. Vibrant and collaborative office campus that includes cafes, convenience store, chill‑out zones, GP, post office, gym and on‑site childcare centre. Competitive leave policies, including additional “Connected” days to focus on culture, family, health, community or whatever’s important to you. Inclusive, carer‑neutral paid parental leave of up to 16 weeks. Direct your own development and build future‑ready skills with Optus U’s industry‑focused micro‑credentials, developed with La Trobe and Macquarie Universities. Build meaningful connections through employee‑led networks and diversity initiatives including Culture Connect, Elevate Women, Disability Network and Express Yourself (LGBTQIA+). Put your wellbeing first with free access to counselling and support services, 24/7 – in‑person, by phone, SMS or video. Seniority level Mid‑Senior level Employment type Full‑time Job function Management and Manufacturing Industry Telecommunications We are committed to ensuring that our application process provides an equal employment opportunity to all job seekers, including individuals from diverse gender, cultural and linguistic backgrounds, individuals with a disability, individuals identifying as being part of the LGBTQIA+ community, individuals who may have served in the armed forces or who identify as Aboriginal and/or Torres Strait Islander. If you require any adjustments or accessibility support to participate fairly and equitably in the recruitment process, please email or call . We will respond within 48 hours. For more information on diversity, inclusion and belonging at Optus, visit #J-18808-Ljbffr