ABOUT THE ROLE As a Level 3 Systems Engineer, you will serve as a senior technical escalation point while playing a key role in infrastructure and security project delivery. You will take ownership of complex technical incidents, perform advanced troubleshooting and root-cause analysis, and design, configure and deploy solutions across cloud and on-premises environments. Working alongside senior engineers, project managers and technical leadership, you will help strengthen escalation capability, support project delivery and provide technical guidance to Level 1 and Level 2 engineers. ABOUT THE CLIENT You will be working with a growing Australian managed services and technology provider supporting organisations across commercial, government, education, healthcare, not-for-profit and community sectors. The business delivers cloud and on-premises infrastructure, managed IT support, cybersecurity and compliance, networking, communications, and specialist technology solutions. It maintains a strong focus on security, high-quality documentation and dependable service delivery. IDEAL PROFILE Background & Experience * Demonstrated Level 3 or senior systems engineering experience within an MSP or complex, multi-site IT environment. * Advanced troubleshooting expertise across Microsoft 365, Windows, cloud and on-premises infrastructure. * Strong knowledge of Microsoft cloud technologies, security, identity, endpoint and access management. * Solid experience with servers, virtualisation, networking, firewalls and infrastructure deployments. * Proven ability to own complex incidents, identify root causes and determine effective resolutions or escalation paths. * Experience contributing to or delivering infrastructure and technology projects from configuration through deployment. * Strong understanding of cybersecurity and compliance-focused environments. * Familiarity with the Australian Essential Eight is strongly preferred; exposure to ISO-aligned, DISP, SOCI or comparable environments is highly regarded. * MSP experience is preferred, although candidates from sophisticated internal IT environments may also be considered. * Exposure to VMware, SD-WAN, Starlink, remote-community networks, IoT, cameras, alarms or building systems is advantageous. * Experience with PSA, RMM and knowledge-management platforms is desirable. * Strong technical fundamentals with the ability to quickly learn new technologies and vendor platforms. Systems & Tools * Microsoft 365, including Intune, Purview, Defender for Endpoint and Defender for Cloud. * Microsoft Azure and Entra ID. * SharePoint and Microsoft Teams. * Google Workspace. * EasyDMARC, ConnectSecure and ThreatLocker. * Blackpoint Cyber SOC/MDR and Keeper Password Manager. * Exclaimer, Phriendly Phishing, Inforcer and AdminDroid. * Datadog. * Datto Autotask PSA, Datto RMM and Datto SaaS Protection. * Hyper-V and VMware. * 3CX voice systems and Adobe products. Hardware & Infrastructure * Fortinet firewalls and associated security products. * Ubiquiti networking, wireless, routing, security and camera solutions. * Ruckus Wi-Fi and D-Link networking technologies. * Lenovo, Dell, Apple, HP, ASUS and other endpoint hardware. * Datto BCDR backup solutions. Professional Skills * Ability to work autonomously while collaborating effectively with senior engineers, project managers and wider technical teams. * Strong written and verbal communication skills. * High standards of technical documentation and knowledge sharing. RESPONSIBILITIES * Act as a senior escalation point for complex, high-impact and persistent technical incidents. * Lead advanced troubleshooting and root-cause analysis across Microsoft 365, Microsoft security, identity, endpoints, cloud and on-premises infrastructure. * Design, build, configure and deploy infrastructure and security solutions for technology projects. * Support server, virtualisation, networking, firewall, SD-WAN, remote-site and security uplift initiatives. * Collaborate with senior engineers, project managers and technical leadership throughout project deployments. * Provide technical guidance to Level 1 and Level 2 engineers and assist with complex escalations. * Review technical changes with consideration for security, operational risk and compliance requirements. * Apply cybersecurity frameworks such as the Australian Essential Eight to practical configurations, controls and remediation activities. * Create and maintain solution designs, configurations, handover materials and technical documentation. * Maintain accurate ticket, project and service records across PSA and RMM platforms. HOW WE TAKE CARE OF OUR TEAM 💰 Get paid in Australian Dollars 🏥 Medical insurance from day one for you + spouse (or parents if unmarried) 🩺 Generous OPD coverage from doctor visits to all your medical needs 🏡 Home office setup allowance to build your ideal workspace 🌐 Internet allowance to keep you connected 💪 Gym & wellness allowance to stay fit and balanced 🎉 Work hard, play hard – regular team events & engagement activities 🧠 Diji Assist – Mental health & counseling support when you need it 📚 We invest in you – reimbursement for industry certifications 🗣️ Open-door culture – your ideas and feedback always matter 🌍 Flexible work – home or office, wherever you do your best work 🏆 Rewards & recognition that actually recognize you 🥳 Great christmas & financial year-end parties to unwind with your loved ones

L3 Systems Engineer

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