Lead Senior Systems Engineer

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• About the Role We are seeking an experienced and dependable Senior Systems Engineer / Technical Lead to take ownership of client infrastructure and provide senior technical leadership within a growing MSP environment. In this role, you will oversee the design, delivery, security, and ongoing management of client systems across Microsoft 365, Azure, Azure Virtual Desktop, Windows Server, networking, and cybersecurity.
• You will act as the senior technical escalation point, lead complex projects and migrations, guide technical standards, and work closely with clients to ensure their technology environments support their business objectives. This opportunity is suited to a technically strong professional who enjoys variety, takes ownership, and wants to make a meaningful contribution within a collaborative MSP team.
• About the Client You will be working with a specialist managed services provider supporting small to medium-sized organisations. The organisation focuses on using technology to solve business challenges rather than simply resolving technical issues, with an emphasis on responsive service, streamlined IT operations, and making technology an integrated part of each client's business.
• Ideal Profile
• Experience & Technical Expertise
• 5+ years of experience in systems engineering or IT support
• Proven experience as a Senior Systems Engineer, Technical Lead, or Systems Administrator within an MSP environment
• Strong experience with Microsoft 365, Azure, Azure Virtual Desktop, Windows Server, Active Directory, and Intune
• Experience managing networks, firewalls, backups, and cloud migrations
• Hands-on experience with ConnectWise Manage and ConnectWise Automate
• Strong cybersecurity and compliance knowledge, including Essential 8 and SMB 1001
• Broad technical capability with the ability to work across diverse systems and projects
• Experience with automation, monitoring, and RMM technologies
• Relevant IT qualifications or tertiary education in Information Technology or Computer Science
• Certifications & Additional Expertise
• Microsoft Certified: Azure Administrator Associate, M365 Fundamentals, or Azure Virtual Desktop Specialty
• CompTIA Network+ or Security+
• ConnectWise University certifications
• ITIL Foundation
• Microsoft SC-900, CISSP, or equivalent cybersecurity certifications are advantageous
• Solution design capability is highly regarded
• Soft Skills
• Excellent problem-solving, communication, and documentation skills
• Ability to manage multiple priorities independently with minimal supervision
• Mature, dependable, and accountable approach
• Collaborative team player who enjoys working within a close-knit technical environment
• Strong client focus with the ability to build trusted relationships
• Proactive mindset with a willingness to take ownership of projects and technical challenges
• Responsibilities
• Systems & Infrastructure
• Own and manage client Microsoft 365, Azure, Azure Virtual Desktop, and on-premises infrastructure environments
• Administer Windows Server, Active Directory, and Group Policy environments
• Manage local networks, including SonicWall firewalls and Ubiquiti/UniFi switches and wireless infrastructure
• Proactively monitor, maintain, and optimise system performance, backups, and reliability
• Technical Escalations
• Act as the senior escalation point for Microsoft 365, Office, infrastructure, cloud, network, and general IT issues
• Provide advanced troubleshooting and resolution for complex technical problems
• Provide technical leadership and direction across client environments
• Projects & Migrations
• Plan, design, and deliver Microsoft 365 and Azure projects
• Implement and manage Azure Virtual Desktop environments
• Lead tenant-to-tenant migrations, email and domain migrations, and server and network upgrades
• Manage project delivery from planning through implementation and completion
• Security & Compliance
• Implement Conditional Access, Intune/Endpoint Manager, Microsoft Defender, and email authentication technologies including SPF, DKIM, and DMARC
• Lead cybersecurity initiatives aligned with Essential 8 and SMB 1001 frameworks
• Manage security, compliance, and risk across client environments
• Ensure client systems align with relevant best practices and cybersecurity standards
• Automation & Documentation
• Develop PowerShell scripts to improve efficiency and automate technical processes
• Create and maintain technical standards, procedures, and runbooks
• Improve internal processes and operational practices
• Maintain accurate, high-quality technical and customer documentation
• Client & Team Leadership
• Serve as a technical account manager for key clients
• Translate complex technical concepts into clear business language
• Build strong, trusted relationships through proactive communication and service delivery
• Mentor and support junior technicians and contribute to the technical development of the broader team
• 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 & financi