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Mimecast

Associate Systems Administrator

Johannesburg, Gauteng, South Africa (city only)

Full-time

First seen by offpeak October 23, 2026

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Associate Systems Administrator


Role Summary


The Systems Administrator is an early-career individual contributor who supports the reliability, security, and day-to-day operation of the business-critical systems that power Mimecast’s Global Technical Services function. This role will be working closely with the Business Systems Administrator, helping administer and maintain the platforms our follow-the-sun support organization relies on, including ticketing, telephony, knowledge management, log analysis, and lab environments. The role handles routine administration, first-line troubleshooting, reporting, and documentation, while building the skills to take on more complex platform ownership over time. Success is measured by ticket and request turnaround, accuracy and completeness of documentation, adherence to change processes, and growth in autonomous ownership of platform tasks.


Platform Administration & Support


Incident & Request Management


Reporting & Analytics


Automation & Scripting


Change Management & Quality


Security & Compliance


Documentation & Knowledge Management


Required Qualifications


Preferred Qualifications


Key Stakeholders

Business Systems Administrator, CxD leadership, regional Technical Services teams, IT Infrastructure, Security, and Engineering.


Success Metrics


The base salary range for this position is 320 000,00−380 000,00 ZAR plus benefits. This range represents the minimum and maximum new hire compensation for this role. The position may also be eligible for incentive plans and additional benefits, in accordance with company policy and local regulations. Our salary ranges are determined by role, level, and location with individual compensation also dependent on factors such as qualifications, experience, and skills. Final offers will reflect these considerations and may vary accordingly.

Belonging at Mimecast

Cybersecurity is a community effort. That’s why we’re committed to building an inclusive, diverse community that celebrates and welcomes everyone – unless they’re a cybercriminal, of course.

We’re proud to be an Equal Opportunity and Affirmative Action Employer, and we’d encourage you to join us whatever your background. We particularly welcome applicants from traditionally underrepresented groups.

We consider everyone equally: your race, age, religion, sexual orientation, gender identity, ability, marital status, nationality, or any other protected characteristic won’t affect your application.

Due to certain obligations to our customers, an offer of employment will be subject to your successful completion of applicable background checks, conducted in accordance with local law.

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment.