Senior Systems Administrator

Mri Software

Mri Software

Software Engineering, IT

Cape Town, South Africa · Johannesburg, South Africa

Posted on Apr 20, 2026

This role is designed for a high-level technical expert capable of maintaining a robust, scalable infrastructure while serving as a bridge between day-to-day operations and long-term engineering goals. You will be responsible for the health of our virtualized environments, cloud integration, and security posture.

The Senior Systems Administrator ensures the stability, security, and performance of our global IT infrastructure. This involves managing complex hybrid environments (VMware and Azure), overseeing advanced troubleshooting across the stack, and collaborating with cross-functional teams to implement new technologies through standardized, documented processes.

RESPONSIBILITIES:

  • Manages related Service Desk Tool queues and tickets

  • Resolve or escalate incidents and service requests, maintaining relevant records promptly and efficiently within SLA

  • Deployment and configuration of vMware Virtual Machines in vCentre and Azure

  • Installation and management of IT security tools

  • Build new systems and deploy application software

  • Install new software releases and system upgrades

  • Review and updating of SOPs and other relevant documentation

  • Remote Desktop Gateway management, configuration, and troubleshooting

  • Configuration of monitoring tools

  • Active Directory management and troubleshooting

  • VPN Configuration and troubleshooting

  • General vCentre management and troubleshooting

  • Certificate Management

  • Partner with Engineering, Development and Professional Services teams to ensure successful implementation of new technologies and assures SOP’s are accurately recorded and updated

  • Advanced level technical troubleshooting and fault-finding IT systems and 3rd party tools/services

REQUIREMENTS:

  • Knowledge of Windows Server technologies, SQL, Active Directory, storage and backup devices, VMWare, Citrix and other solutions as necessary to fulfil job responsibilities.

  • Proficiency in server, storage and virtualization standards, techniques and tools.

  • Analytical/problem-solving skills

  • Clear and concise verbal and written communication to all levels of the organization

  • Effectively organize and prioritize work.

  • Simultaneously manage and deliver multiple projects.

  • Effectively collaborates with peers, cross-functional teams, team leaders and engineering to achieve end-to-end product and process quality.

  • Effectively influences others to ensure levels of quality and timeliness are met during the service improvement and delivery process

  • Ability to be available for afterhours and standby when required

  • Ability to work North American or United Kingdom hours if and when required

  • Experience with SaaS models and large-scale distributed web architecture utilising Cloud technologies

EDUCATION

  • VMWare Certified

  • Azure and /or AWS Certified

  • Networking certified

  • ITIL v3 or v4 nice to have

  • Cyber Security Certification a plus

About Us

From the day we opened our doors, MRI Software has built flexible, game-changing real estate software that powers thriving communities and helps make the world a better place to live, work and play. Fulfilling that mission is only possible because of one thing: exceptional people. People like you!

Our people-first approach to PropTech is defining a new industry standard for client experiences that, quite frankly, can’t be duplicated. Experiences that deliver real value every day. And we know those experiences begin with our people.

We believe MRI is more than just a workplace; it’s a connected community of people who truly feel they belong. Whether we’re investing in employee resource groups or providing tailored resources for each person to reach their full potential, we’re passionate about creating a work environment that makes you excited to show up every single day.

At MRI, one of our core values is to strive to amaze. From the intelligent solutions we create to the culture we cultivate, that’s our goal every day. Because that’s what industry leaders do. Whether you’re joining as a new Pride member or rejoining us after a short time away, your talent is vital to us, our partners and our clients.

Amazing growth requires amazing employees. Are you up to the challenge?

We know confidence gap and imposter syndrome can get in the way of meeting remarkable candidates, so please don’t hesitate to apply. We’d love to hear from you!

MRI is proud to be an inclusive employer. We welcome and celebrate diversity across all backgrounds, including ethnicity, religion, sexual orientation, gender identity, disability, age, military, veteran status and more.

We believe that Belonging is a direct result of Diversity, Equity, and Inclusion. Those values are woven into the fabric of who we are and are foundational to our continued success. Come and see for yourself!