Top companies hiring for Linux Systems Administrator jobs

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ServiceNow
ServiceNow
4.1
10000+ employees
·

At ServiceNow, our technology makes the world work for everyone, and our people make it possible. Our cloud‑based platform and solutions deliver digital workflows that create great experiences and unlock productivity for employees and the enterprise. With more than 8,100 customers, we serve approximately 85% of the Fortune 500®, and we're proud to be a Fortune 100 Best Companies to Work For®. From Fortune. ©2025 Fortune Media IP Limited. All rights reserved. Used under license.

Peter MacCallum Cancer Centre
Peter MacCallum Cancer Centre
3.7
1001 to 5000 employees
·
Melbourne, 07

Peter MacCallum Cancer Centre is a world leading cancer research, education and treatment centre and Australia’s only public health service dedicated to caring for people affected by cancer. With more than 4,000 employees, including 700+ laboratory and clinical researchers, we’re focused on providing better treatments, better care and potential cures for cancer. Our main site is in Parkville, Melbourne, and we have six additional sites providing radiation therapy services to patients in Moorabbin, Box Hill, Bendigo and Sunshine, plus our imaging centre in East Melbourne. Peter Mac acknowledges the Traditional Owners of the land on which our sites are located throughout Victoria.

Suncorp Group
Suncorp Group
3.6
10000+ employees
·

The Suncorp Group includes some of Australia and New Zealand’s leading general insurance, banking, life insurance and superannuation brands. We help millions of people reach their goals, build their wealth, protect what is special to them, and provide for their future. We are bigger than you think, with a portfolio of brands including AAMI, GIO, Suncorp Bank and Vero. Suncorp Group Limited is a top 20 ASX-listed company with over 9 million customers and 14,500 employees. Our portfolio of brands means our people can take advantage of the career opportunities that come with a large-scale organisation, while also enjoying the flexibility of a small one. There is more to life than work which is why we offer flexible work arrangements and leave options to support our employee’s personal life. In 2015 we were awarded the Australian HR Awards ‘Best Workplace Flexibility Program’ and are an ‘Employer of Choice for Gender Equity’.

CCA Software
2.7
1 to 50 employees
·
Headquarters in Forest Hill, Australia