Systems Engineer (Windows Infrastructure)

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About Us 👋 Life Trading Pty Ltd is a growing proprietary trading company with offices in Australia and the UK. We are driven by a mission to achieve success in trading by leveraging cutting-edge technology and embodying our core values. Our team consists of passionate experts, and we believe in accountability and excellence from all of our employees. Our culture is relaxed, prioritising trust, fairness, and respect. We believe in enjoying work, feeling rewarded for dedication, and having time for life outside of work. About the Role 💡 We're looking for a Systems Engineer to join our Infrastructure team in Sydney. This is a hands-on role responsible for the day-to-day operation, maintenance, and continuous improvement of our corporate IT infrastructure and end-user computing environment. You'll support systems that operate 24/7 in a high-availability environment, ensuring reliability and performance for teams across the business. The role requires strong technical expertise, a passion for automation, and the ability to work closely with Development, Trading, and Operations teams in a fast-paced environment. Your Mission at Life Trading 🎯 Infrastructure Administration & Automation Manage Windows domain environments including Active Directory, Group Policy, and automated deployment systems. Administer Office 365, Google Workspace, and EntraID (Azure AD), including user lifecycle automation and security policy management. Develop and maintain automated deployment solutions for desktop software, services, and system configurations. Implement and maintain configuration management and infrastructure-as-code practices. Maintain and automate asset management systems. Datacenter & Network Operations Install, configure, and maintain server hardware in datacenter environments. Support network equipment installation and basic network management including switching, routing, and monitoring. Perform rack and stack operations, cable management, and physical infrastructure maintenance. Troubleshoot network issues and monitor performance. Coordinate with datacenter providers and vendors for hardware maintenance and upgrades. End-User Support & Desktop Services Provide desktop and laptop support across Windows and macOS environments. Manage hardware procurement, imaging, deployment, and lifecycle management. Administer mobile device management (MDM) solutions for corporate devices. Provide helpdesk support and resolve technical tickets. Automate user onboarding and offboarding processes. Support office moves, equipment setup, and workspace reconfiguration. Event & Project Support Support company offsite events with IT setup including AV equipment, displays, microphones, and networking. Assist with office infrastructure projects such as technology upgrades and equipment refreshes. Participate in business continuity planning (BCP) testing and audit support. Coordinate with vendors for IT services and equipment. Security & Compliance Implement and maintain security policies across desktop and server environments. Ensure systems are patched and updated through automated processes. Support network security practices including firewalls, segmentation, and access control. Assist with compliance requirements, audits, and change management processes. Other Adhere to company values, policies, and procedures. Collaborate with teams across the business to ensure reliable IT services. Perform additional duties as required. What We're Looking For 👀 4+ years' experience in Windows system administration and Active Directory management. Strong experience with Microsoft 365 / Office 365 and EntraID (Azure AD). Proven automation and scripting skills (PowerShell, Python, or similar). Solid networking fundamentals including TCP/IP, DNS, DHCP, VLANs, and routing/switching basics. Hardware installation and troubleshooting experience across servers, desktops, and networking equipment. Experience supporting both Windows and macOS desktop environments. Google Workspace administration experience. Strong analytical and problem-solving skills. Excellent communication skills and the ability to work independently. Fluent English and a professional approach to end-user support. Bonus Points For ✅ Experience in financial services or high-availability trading environments. Cloud platform exposure (Azure, AWS, or GCP). Experience with configuration management tools such as Ansible, Puppet, or Chef. Familiarity with virtualization technologies (VMware, Hyper-V). Linux system administration experience. Knowledge of ITIL or similar service management frameworks. Experience with monitoring and observability tools. Mobile device management (MDM) platform experience. Project coordination or vendor management experience. Relevant certifications (Microsoft, CompTIA, Cisco, etc.). A Bit About the Team 🤝 You'll be joining a small, collaborative Infrastructure team responsible for supporting the technolo

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