?️ Full-time | Permanent | Start ASAP

? Sydney preferred, Australia-wide remote considered

? Hybrid working (if Sydney based)

About Sharon AI

Sharon AI is an Australian neocloud, delivering trusted AI infrastructure organisations need to build, train and run AI at scale. We support customers across the full AI lifecycle, from training through to inference and agentic AI, drawing on a strong ecosystem of technology and co-location partners to deliver capability where it's needed. As the first neocloud to join NVIDIA's AI Compute Program, we're growing quickly, scaling our AI Factory platform to meet rising demand for advanced compute.

The Role

As Sharon AI continues to grow, we're looking for a talented Security Engineer to join our Security team and play a hands-on role in implementing, maintaining and operating our security controls and tooling across the AI Factory platform, reporting to our CISO.

In this role, the Security Engineer will protect Sharon AI's systems, networks and data, leading vulnerability management, detection and incident response. You'll work closely with the Security Architect, Engineering, Infrastructure and GRC teams, turning our security architecture and agreed standards into working controls as the platform grows, with exposure to cutting-edge AI infrastructure.

What You'll Be Doing

- Develop security designs and solution proposals in consultation with the Security Architect, implementing to agreed standards
- Implement and maintain security controls across our environments, including firewalls, endpoint protection, SIEM and network security tooling
- Lead vulnerability management activities including regular scanning, triage, prioritisation and remediation tracking
- Work with our SOC on detection coverage and tuning, refining detection logic and reducing false positives
- Lead security incident response and post-incident review, acting as the technical escalation point for the SOC
- Operationalise security tooling selected under the architecture strategy, ensuring it is well integrated and monitored




- Embed security into the software development lifecycle, including secure code review, threat modelling and CI/CD pipeline security
- Ensure security controls are implemented and validated during platform build out, including recent environments and capacity expansion
- Lead the penetration testing and red team programme, including scope, cadence and vendor coordination
- Implement and operate identity and access management controls, including privileged access management, SSO, MFA and zero trust initiatives
- Provide technical input and evidence into compliance programs (ISO 27001, SOC 2)

What We're Looking For

- 5+ years' experience in a security engineering, security operations or infrastructure security role, ideally within a technology, cloud or SaaS environment
- Bachelor's degree in Computer Science, Information Technology, Cybersecurity or a related discipline, or equivalent practical experience
- Strong understanding of networking fundamentals and network security, including firewalls, VPNs, DNS, TLS and zero trust architectures
- Hands-on experience securing on-premises and data centre environments, including cloud-native security services and infrastructure-as-code security practices
- Experience with SIEM platforms, EDR/XDR tooling, vulnerability scanners and security orchestration tools
- Familiarity with DevSecOps practices and experience embedding security into CI/CD pipelines, container security (Docker/Kubernetes) and tools such as Terraform
- Scripting or automation capability in Python, Bash or similar
- Strong communication skills,



able to articulate technical security risks to technical and non-technical stakeholders
- Practical experience in security architecture, network security engineering, penetration testing, or red team exercises

Nice to have:

- Relevant certifications such as CISSP, CEH, AWS Security Specialty, GIAC (GCIA, GCIH, GPEN), OSCP or equivalent
- Experience in AI Factory infrastructure, GPU computing, data centre or high-performance computing environments
- Experience in penetration testing and/or red teaming
- Holding an active baseline security clearance, or able to obtain one

Why Join Sharon AI? You'll be joining a rapidly growing Australian technology business at an exciting stage of its journey, with the opportunity to work directly with the infrastructure and technology powering the next generation of AI.

? Hybrid working – flexibility between our office and working from home

? Birthday leave – take some extra time to celebrate your day

? Employee Assistance Program (EAP) – confidential support when you need it

? Exposure to AI and next-generation technology – work in one of the fastest-moving areas of technology

? Learning & development – we support your career growth with approved conferences, professional memberships & courses

? Novated leasing – a tax-effective way to finance and run your car

? Bounty referral program – generous rewards for successfully referring new talent to Sharon AI

? Employee of the month – recognition plus a $500 gift card

? Growing global business – be part of an Australian technology company with an expanding international footprint

Our Values

Integrity | Innovation | Collaboration | Wellbeing | Inclusion

Apply today and help us build the infrastructure powering the next generation of AI.

Due to the high volume of applications we receive, we're unfortunately not always able to provide individual feedback to unsuccessful candidates. We appreciate your understanding and want to assure you that every application will be reviewed with care.

📌 Security Engineer (Australia)
🏢 Sharon AI
📍 Australia