Job Description
Infrastructure SME role at Access4 in Richmond, Melbourne. Manage backend systems for ******% uptime. Linux, Docker, Ansible, Python. Apply now.
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The Infrastructure SME plays a critical role in managing and maintaining Access4's backend environments. The primary goal of this role is to ensure******% system uptimewhile driving continuous improvement across all system functions and components.
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Key Responsibilities
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Perform daily maintenance and upkeep of backend systems.
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Drive constant improvements and innovations to strengthen system resilience.
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Act as a Subject Matter Expert (SME) to the engineering team and wider Access4 organisation, providing expert advice and solutions.
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Contribute to the engineering and R&D; functions to support the company's strategic goals.
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Serve as the on‐call contact for after‐hours events and system emergencies.
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About You
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You are a proactive professional with a genuine passion for solving complex infrastructure challenges. You thrive in a collaborative setting, where sharing knowledge and supporting your team is second nature.
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In high‐pressure situations, you remain calm, focused, and solution‐oriented, ensuring stability and continuity in critical systems. You bring strong organisational skills and a disciplined approach to managing both day‐to‐day tasks and long‐term projects, consistently delivering high‐quality outcomes.
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Qualifications & Experience
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Bachelor's degree in IT or a related field.
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Full working rights in Australia (no sponsorship available).
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5+ years' experience in Linux administration, including kernel and module‐level expertise.
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5+ years' experience managing on‐premises environments.
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3+ years' experience with Docker or other containerisation technologies.
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3+ years' experience with Ansible or similar automation tools.
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3+ years' experience developing in Python (additional programming languages highly regarded).
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3+ years' experience with virtualisation technologies.
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Strong knowledge of TCP/IP network stacks and monitoring systems.
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Experience with database administration (MySQL, PostgreSQL, or similar) preferred.
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Knowledge of VoIP technologies (SIP) desirable.
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Excellent problem‐solving and analytical abilities.
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Strong written and verbal communication skills.
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Organised, methodical, and disciplined approach to operations and project delivery.
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Proficiency in the tools and technologies listed above.
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Attributes
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Proactive mindset with a passion for solving complex problems.
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Collaborative and knowledge‐sharing approach to teamwork.
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Calm and effective under pressure.
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Highly organised and disciplined in managing projects and tasks.
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About Access4
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Access4 is a channel‐only cloud communications SaaS vendor. With 600+ channel partners and 300k+ active services deployed, we are rapidly expanding our global coverage. Our award‐winning SASBOSS® platform is at the core of what we do, enabling our partners to automate, deploy, and scale unified communications, customer experience, and user experience solutions.
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Why Join Us?
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At Access4, you'll play a pivotal role in keeping the platform our partners rely on running at its best. You'll be part of a dynamic, supportive culture, working with talented teams across multiple regions. We're committed to professional growth, continuous learning, and creating an environment where innovation thrives.
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Apply Now
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If you're ready to take ownership of the systems that keep Access4 running and make a real impact, we'd love to hear from you.

📌 Site Reliability Engineer (Victoria)
🏢 Access4 Pty
📍 Victoria