Senior System Administrator jobs in Markham, ON

Filter results by:
Sort by: relevance - date
Salary Estimate
Job Type
Jobs 1 to 10 of 359
Upload your resume - Let employers find you
Senior Systems Administrator
Compugen - 112 reviews - Toronto, ON
We are currently seeking a full-time permanent Senior Systems Administrator for an on-site customer downtown Toronto....
IT Systems Administrator
Formulated Technologies - Toronto, ON
$48,000 - $65,000 a year
3+ years’ experience in an information technology systems administration. Along with public domain name system and public key interchanges....
Easily apply
Sr. System Administrator, Unix
LoyaltyOne - 92 reviews - Toronto, ON
By taking our IT platform to the next level with agile technology experts who aren’t afraid to push boundaries, we’re looking to break new ground, build new...
Senior Technology Infrastructure Administrator
Deploy servers, printers, scanners, firewalls, encryption systems, and all host security systems. The Senior Technology Infrastructure Administrator will manage...
Easily apply

Senior Unix Administrator (Linux/Solaris)

CGI - 1,629 reviews - Markham, ON
Perform system tuning activities where appropriate; Reporting to a Manager of the Technologies and Infrastructure business unit, the chosen candidate will act...

Senior Systems Administrator

Vision Critical - 13 reviews - Toronto, ON
As a Senior Systems Engineer, your role will be to support the vision and mission of the Business Technology Enterprise team....

Senior Systems Administrator

Compugen - 112 reviews - Toronto, ON
We are currently seeking a full-time permanent Senior Systems Administrator for an on-site customer downtown Toronto....

Senior Systems Administrator

Questrade - 22 reviews - Toronto, ON
Think you're the best Senior Systems Administrator? And where does the Senior Systems Administrator fit into this?...

Senior Systems Administrator

SPIN VFX - Toronto, ON
8+ years experience as a Linux/UNIX Systems Administrator. As the Senior Systems Administrator, you will support the IT infrastructure of the studio providing...
Easily apply

Systems Administrator

Sunwing Travel Group - 10 reviews - Toronto, ON
Troubleshooting internal and external system problems. Performing system performance evaluation, monitoring and optimization....

System / network administrator

Avenza Systems Inc. - Toronto, ON
At least 3 years of experience in lead network administrator or senior IT support role. Busy mid-town Toronto GIS software company, producer of the award...

IT Systems Administrator

Formulated Technologies - Toronto, ON
$48,000 - $65,000 a year
3+ years’ experience in an information technology systems administration. Along with public domain name system and public key interchanges....
Easily apply

Senior Systems Administrator

Longo's - 233 reviews - Vaughan, ON
Senior Systems Administrator. 8-10 years of previous System Administrator experience with similar technologies....

Senior System Administrator

Real Matters - Markham, ON
Familiarity with MySQL Systems Management. As part of the Network Operation’s team, the Senior Systems Engineer is focused on platform infrastructure from an...
Senior Windows System Administrator
Musket Transport Ltd - 3 reviews - Mississauga, ON
$85,000 - $95,000 a year
We are looking for a strong, motivated and experienced “all around” system administrator to join our team and to take charge of the company’s IT infrastructure....
Easily apply