Location: Adelaide, Australia – Hybrid or Australia - Remote
About Airlock Digital
Airlock Digital is a global leader in application control and allowlisting. We seek to empower every organization to run only what they trust and operate free from malware and ransomware. With rapid growth across Australia, North America, and EMEA, we are committed to our core values, respect, determination, and integrity. We support a diverse and expanding global customer base. At Airlock, we pride ourselves on being a team of humble, collaborative, and driven professionals who support one another and share a passion for cybersecurity.
What We Are Looking For
The Senior Site Reliability Engineer (SSRE) is responsible for ensuring the reliability, scalability, performance and efficiency of our systems, applications and services. Working closely with cross‑functional teams such as development, operations, and infrastructure to proactively identify, troubleshoot and resolve issues to ensure optimal performance and uptime.
Key Responsibilities
* Design, implement, and maintain highly available, scalable, and fault‑tolerant systems and services.
* Introduce best practices into Airlock Digital around observability, SLOs and reliability.
* Continuously monitor the performance, availability and security of Airlock Digital systems and services and proactively identify and resolve issues.
* Identify areas for improvement across the organisation and drive engineering‑wide technical change in the field of site reliability.
* Collaborate with cross‑functional teams to implement and maintain deployment pipelines, monitoring tools and automated testing frameworks.
* Develop and maintain a document of systems, processes and procedures to ensure knowledge transfer and continuity.
* Lead incident response, root cause analysis and post‑mortem activities to identify and address underlying issues.
* Work with Software Developers to design and implement scalable and resilient application services and infrastructure.
* Participate in on‑call rotation to ensure 24/7 support for critical systems and services.
* Use Zabbix for monitoring system health, performance, and availability to proactively identify and address issues.
Required Skills & Qualifications
* 5+ years of hands‑on experience in Site Reliability and Observability Engineering, DevOps or Infrastructure Engineering, debugging, diagnosing and resolving high‑severity incidents.
* Commercial experience in at least one programming language such as Python, or Go.
* Solid experience with automation tools such as Ansible and containerisation tools like Docker and Podman.
* Deep understanding of distributed systems, networking, operating systems, and cloud computing.
* Strong troubleshooting and problem‑solving skills, and experience in incident response, root cause analysis, and post‑mortem activities.
* Systematic problem‑solving approach, coupled with effective communication skills and a sense of ownership and drive.
* Excellent communication skills and the ability to share your ideas and opinions through respectful proposals, presentations, and discussions in a collaborative environment.
* Experience with Splunk for log management and data analysis.
* Experience in leading and mentoring team members is advantageous
What We Offer
We don’t think money is everything, but we know it is an important part of your decision to apply for a role. Additional factors considered in extending an offer include responsibilities of the job, education, location, experience, knowledge, skills, abilities, and internal equity, alignment with market data, or applicable laws.
Flexible Work Environment, Hybrid or Remote – Time Off – Paid Volunteering Time – Birthday Leave – Paid parental Leaves – Home Office Allowance
Our Commitment
We believe in supporting our team members both personally and professionally. Named one of Australia’s Greatest Places to Work and 5th best technology company for 2025, we value flexibility, trust, and a work environment that empowers our team to do their best work.
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