Lead Infrastructure Engineer
We are seeking an experienced Lead Infrastructure Engineer to join our team in Sydney.
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About the Role
This is a key position that will lead and mentor a small team of high-performing engineers, drive technical initiatives across our hybrid infrastructure, and collaborate closely with global stakeholders. The successful candidate will be responsible for both technical delivery and team development — striking the balance between strategic leadership and deep technical expertise.
The ideal candidate will thrive in a dynamic, fast-paced setting and be passionate about building scalable, secure, and automated infrastructure solutions.
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Key Responsibilities
* Lead and mentor a team of infrastructure engineers based in the APAC region
* Develop and manage the global Optiver Trading Workstation infrastructure
* Drive automation and infrastructure-as-code best practices using tools like Python, PowerShell, and Terraform
* Own critical systems across VMware, Windows Server, NetApp, and related enterprise infrastructure
* Collaborate with cross-functional teams globally, ensuring reliability, scalability, and operational excellence
* Be a culture carrier — shaping team values, communication practices, and ways of working
* Influence long-term technical direction and provide strategic input on how infrastructure evolves to meet business needs
* Ensure observability and proactive system monitoring across all platforms
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Requirements
To succeed in this role, you'll need:
* A proven track record of leading or mentoring technical teams (minimum 3+ years in a lead capacity)
* A strong technical background in infrastructure engineering
* Deep hands-on experience with, or a willingness to learn and dive deep into:
o Python, PowerShell, or Terraform (HCL)
o Virtualization infrastructure
o Windows Server management & debugging
o NetApp or similar enterprise storage systems
* A solid understanding of Active Directory, DNS, and core networking concepts
* Experience with observability stacks (e.g., SCOM, Telegraf/Influx/Grafana, Prometheus)
* A strategic thinker with the ability to influence and drive decisions, with a high degree of ownership
* A strong listener who creates space for diverse views while providing technical direction
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What We Offer
You'll join a collaborative environment where you'll be surrounded by talented professionals who share your passion for innovation and continuous improvement. As part of our team, you can expect:
* A competitive salary package
* Access to ongoing training, mentorship, and personal development opportunities
* A supportive and inclusive workplace culture
* An attractive bonus structure and additional leave entitlements
* Gym membership and weekly chair massages
* Daily breakfast and lunch options
* Regular social events and company trips
* Guided relocation support and visa sponsorship where necessary
We're committed to diversity and inclusion, and we encourage applications from candidates from any and all backgrounds. If you have any requests for reasonable adjustments during the hiring process, please don't hesitate to reach out.