Top Cyber Security Jobs in Sydney

Own technical direction and execution for major products and systems. Design scalable, reliable architectures across backend, frontend, APIs, databases, and infrastructure while remaining hands-on with coding, prototyping, reviews, debugging, and production support. Lead architecture decisions, resolve complex engineering problems, improve quality and development practices, drive critical initiatives from design to production, and mentor engineers across distributed international teams.

Owns technical direction and hands-on execution for major products and systems. Designs scalable, reliable architectures across backend, frontend, APIs, databases, and infrastructure; writes code; leads critical initiatives from design through production; makes technical trade-offs; improves engineering quality; solves complex production problems; and mentors engineers across teams.

Serve as the primary technical and business liaison for assigned VMware customers, driving adoption, satisfaction, and return on investment. Provide networking and security expertise, architectural guidance, project leadership, and best-practice consulting across virtualization, load balancing, cloud infrastructure, and data center environments. Coordinate VMware resources, manage customer milestones and escalations, map solutions to customer requirements, deliver product feedback, and build relationships with technical and executive stakeholders. Travel up to 20% locally or regionally.

Analyze external attack surface data to establish a validated exposure baseline. Consolidate and reconcile asset records, map ownership, identify unmanaged or vulnerable infrastructure, prioritize risks, and recommend remediation or risk acceptance. Collaborate with technical and business stakeholders to validate asset criticality, maintain audit-ready governance documentation, and report exposure trends and systemic control issues to cybersecurity leadership.

Supports identity and access management certification campaigns, access reviews, remediation tracking, exception handling, evidence management, audit readiness, and governance reporting. Partners with application owners, reviewers, IAM teams, audit, and compliance stakeholders to validate access data, monitor campaign progress, improve decision quality, and identify process automation and control improvements.

Leads engineering excellence and continuous compliance across a cybersecurity technology landscape. Defines security engineering standards, baselines, maturity measures, lifecycle practices, reusable patterns, and resilience guidance. Translates assurance findings and compliance obligations into prioritized remediation, drives DevSecOps adoption, and influences engineering, operations, automation, resilience, and delivery teams to implement measurable improvements.

Lead security operations across cloud, infrastructure, endpoints, identity, and security platforms. Manage monitoring, incident response, vulnerability remediation, security controls, audits, and continuous improvement. Provide technical leadership during incidents, collaborate with stakeholders and vendors, maintain documentation, and participate in critical-incident on-call support within a regulated financial services environment.

Advises government and industry clients on defence and national security challenges across infrastructure, asset management, programs, commercial strategy, supply chains, logistics, technology and delivery. Responsibilities may include analysis, workstream leadership, client advising, engagement management and business development. Candidates should translate complex issues into actionable advice, demonstrate sound judgement and commercial acumen, build trusted stakeholder relationships, and obtain and maintain an Australian Government security clearance.

Provides IT support and exceptional customer service to internal and external stakeholders. The role involves resolving technology-related issues, maintaining strong stakeholder relationships, and contributing to a collaborative, customer-focused team. Specific duties and required skills are not provided in the description.

Supports customer security relationships and delivers network and endpoint security services. Responsibilities include investigating security events, configuring and troubleshooting data sources, responding to customer requests, coordinating with internal teams, and communicating security guidance to technical and non-technical stakeholders. The role combines security analysis, architecture, and incident response consulting.

Provide visible retail security at Tweed Mall through internal and external patrols, incident response and reporting, loss prevention, customer assistance, and documentation to maintain a safe shopping environment.

Embed application security throughout the software delivery lifecycle by conducting threat modeling, secure design reviews, code reviews, vulnerability management, penetration testing, and security testing in CI/CD pipelines. Maintain application security standards, tooling, guardrails, and software supply-chain visibility. Support AI security reviews, responsible disclosure, developer training, reporting, audits, and regulatory compliance while partnering with engineering, architecture, infrastructure, and risk teams.

Conduct adversarial research against anti-bot and web fingerprinting systems, reverse engineer defenses, build and improve HTTP client solutions and machine-learning data collection methods to scale Bright Data's web data collection platform.

Generate qualified pipeline across Asia Pacific and Japan through calls, email, LinkedIn, and personalized outreach. Prospect enterprise security, AI, and data leaders; conduct discovery and qualification; coordinate with sales, channel partners, and marketing; maintain Salesforce records; meet pipeline and qualified-meeting targets; and help develop regional playbooks and onboard future team members.

Designs and implements identity and access security solutions across Active Directory, Azure environments, Certificate Services, and privileged access platforms. The role addresses privilege escalation and lateral movement risks, establishes role-based access controls and administrative boundaries, leads remediation projects, and aligns security practices with regulatory requirements and industry frameworks. It also involves stakeholder management, technical documentation, vendor collaboration, and communicating security concepts to technical and non-technical audiences.

Coordinate and deliver operational and accredited training for security guards, clients, and third parties. Responsibilities include identifying learning priorities, managing a national training calendar, partnering with registered training organizations, creating customized training resources, coaching staff on adult learning, managing online learning systems, developing competency frameworks, and producing clear training reports.

Leads security governance, compliance, operational readiness, and service quality across a multi-site property portfolio. Oversees guard licensing, training, audits, accreditations, incident response, access control, CCTV, crowd management, contract mobilisations, and site transitions. Provides security expertise to stakeholders, supports serious incident investigations, and travels regularly across sites with after-hours availability for critical incidents.

Leads global event security and safety programs, including risk assessments, security planning, crisis response, executive and VIP protection, vendor oversight, and coordination with venues, law enforcement, emergency responders, and internal teams. Ensures legal and safety compliance, manages event security operations and budgets, supports intelligence gathering, and responds to security incidents across APAC and other global locations. Requires substantial travel and occasional evening or weekend work.

Designs, implements, and supports enterprise Microsoft Entra ID identity security solutions, including MFA, Conditional Access, SSPR, Identity Protection, authentication, authorization, and identity governance. Leads large-scale MFA rollouts, integrates applications with identity services, troubleshoots authentication and federation issues, conducts security assessments, develops technical documentation, and supports compliance and governance across Azure environments.

Customer-facing cybersecurity manager and individual contributor responsible for designing secure Salesforce architectures, configuring and demonstrating platform security controls, advising enterprise and regulated customers, and mapping technical controls to compliance requirements. The role covers identity, data protection, cloud, network, integration, monitoring, resilience, and AI security. It also supports pre-sales opportunities, technical questionnaires, field enablement, product feedback, thought leadership, and Australian regulatory consultations.

Build, operate, and harden network security controls across data centers, WAN, cloud connections, and network edges. Manage firewalls, VPNs, segmentation, access policies, remote administration, BGP security, vulnerability remediation, and DDoS readiness. Monitor security events, investigate incidents, and lead network incident response. Automate policy deployment and compliance checks using Python or Go, maintain security tooling through Git and CI/CD, and support ISO 27001 and SOC 2 audits.

Own the network security architecture for data center fabrics, WAN, backbone, internet, peering, and facilities networks. Define segmentation, zero-trust, tenant isolation, routing security, edge protection, device hardening, and security-as-code standards. Build automation prototypes, secure AI and HPC environments, evaluate security vendors, model threats, support audits, and review major network changes. Mentor engineers and communicate security risks and trade-offs to technical and executive stakeholders.

Serve as technical presales lead for Elastic in the assigned territory: advise sales and partners, design solutions using Elastic products, drive customer discovery to technical wins, enable partners, represent Elastic at events, and relay customer feedback to product teams. Travel ~30% regionally and occasionally internationally.

Lead cyber security strategy and roadmap across Australian and New Zealand operations. Manage and develop the information security team, strengthen identity and privileged access controls, oversee SIEM, threat detection and incident response, and drive vulnerability management and information protection. The role also owns ISO 27001 and Essential Eight alignment, cyber risk governance, stakeholder engagement, and resilience initiatives in a complex 24/7 environment.

Lead the evolution of Telstra’s cybersecurity capabilities by assessing technology resilience, improving security systems, shaping technology roadmaps, and identifying innovative solutions. Collaborate with architects, engineers, and operations teams; monitor emerging cyber and AI-driven security trends; communicate threats and business impacts to executives; mentor colleagues; and support strategic decision-making across complex technology environments.