Simon Lo Email & Phone Number

With over 15 years of industry experience, I am a passionate and skilled system engineer who strives to provide outstanding IT infrastructure solutions, ensure availability of core systems, and resolve complex issues. I currently work at ARYZTA, a global leader in the bakery industry, where I support over 500 end-users across APAC within a small team.My expertise includes Microsoft, VMware, Citrix, and third-party technologies, as well as hybrid IT infrastructure environments, cloud migrations, cybersecurity, and vendor management. I collaborate with other departments and provide technical guidance and leadership to IT team members across remote locations. Some of my recent achievements include deploying Microsoft Defender for Endpoints to over 600 devices across APAC, and delivering secure IT infrastructure improvements and solutions across various platforms and technologies. I am always eager to learn new skills and technologies, and to add value to the organisations I work for.

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  System Administrator

  Aryzta

  Apr 2023 - Present

  Senior Systems Administrator reporting to the APAC Infrastructure manager to deliver outstanding support, ensure availability of core systems, resolve complex issues, and develop new solutions. Maintain infrastructure of 100+ servers and support 500 end-users within team that spans across APAC and Europe.• Support, maintain and resolve issues with Hybrid IT infrastructure environment to guarantee performance and uptime of critical systems• Deliver secure IT infrastructure improvements and solutions across Microsoft, VMware, Citrix, and third-party technologies• Collaborate with other business units and technology teams to seek advice, offer technical guidance and provide leadership to colleagues across APAC and Europe• Deploy Microsoft Defender for Endpoints to over 600 devices across APAC (servers, laptops, desktops) via Intune, GPO and remote management tool. The outcome was a reduction in known vulnerabilities and threats by 30%• Automate vulnerability and security patch update tasks to servers and end-user devices that reduced exposure to cybersecurity threats by 50% and manual effort by 40 hours per month• Roll out upgrades to the Citrix backend infrastructure and revised policies which led to better system performance, more stability, improved software compatibility, and less downtime• Build and implement robust testing environment, ensuring new solutions and software upgrades were able to receive accurate and thorough testing before production release