Security Administration Jobs in Mississauga
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Search Results - Security Administration Jobs in Mississauga
Greenfield Global Inc.-Mississauga
Posted Thursday, February 19, 2026 at 5:00 AM
Job Title
Systems and Security Administrator
Department
Information Technology
Reporting to
Manager, IT Operations
Vacancy Status
This position is vacant.
Greenfield is looking for a Systems...
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CoreFactor-Mississauga
and ERP training.
Several years of experience in IT including experience with SAP Security Administration including role building and transporting using SU24 and PFCG.
Prior experience with S /4HANA upgrades.
Experience with commonly used SAP Security...
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Bayshore HealthCare-Mississauga
and remediation actions. • Oversee system security administration for designated technology platforms, which include operating systems, applications, and security systems. • Manage the Security Exception Process to assist Security teams in tracking...
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TDS Personnel-Mississauga
Our client within real estate and located in Mississauga is seeking a Tenant Account & Lease Administrator to join their team. This role is responsible for the financial accuracy and optimization of the property portfolio’s income. The role sits...
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Greenfield Global Inc.-Mississauga
A leading technology firm in Mississauga is seeking a Systems and Security Administrator to enhance its IT operations. This role involves supporting infrastructure, maintaining system security, and collaborating with the cybersecurity team...
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EllisDon-Mississauga
unauthorized access events, leakage, and support forensic analysis when needed.
Contribute to security reporting by preparing posture metrics and updates for leadership.
Is this the right role for you?
You have experience in systems administration, data...
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WSP-Toronto, 26 km from Mississauga
of security tools to cover ongoing needs
Evaluation of license usage and potential growth
What you'll bring to WSP:
Previous experiences in security tools and systems administration, including experience as a security administrator for security platforms...
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Export Development Canada-Mississauga
in the M365 E5 stack.
What will make you stand out:
Microsoft Certified: Information Security Administrator Certification, or other certificate demonstrating ability using Microsoft security stack.
Experience managing program finances, including burn rate...
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KUBRA-Mississauga
security controls, including data encryption, access control, and monitoring
Conduct database vulnerability assessments and ensure compliance with security policies
Work with database administrators to apply security best practices to relational and NoSQL...
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CDW LLC.-Mississauga
Administrator. Certifications such as JNCIA Sec, JNCIA Junos, or other equivalent industry recognized security credentials will also be considered.
• The position is part of a 7-day per week, 24-hour per day managed services operations. To provide the required...
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Asurtec Solutions Inc.-Toronto, 26 km from Mississauga
administration with senior helpdesk leadership. The successful candidate will design and implement SharePoint Online and Teams structures for file storage and collaboration, administer Intune and Entra ID, support Microsoft 365 security and auditing requirements...
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Greenfield Global Inc.-Mississauga
Posted Tuesday, January 27, 2026 at 5:00 AM
Job Title: HRIS Applications Administrator
Department: Information Technology
Reporting to: Manager, Business Applications
Vacancy Status: Position is Vacant.
Greenfield is looking for anH RIS...
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Tata Consultancy Services-Toronto, 26 km from Mississauga
firewall platforms, primarily Palo Alto and VMware NSX firewalls
Perform network troubleshooting across DNS, load balancers, routing, and connectivity issues
Manage and operate Palo Alto Panorama for centralized firewall administration
Execute...
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Bell Canada-Mississauga
of enterprise platforms, cloud computing, and security principles.
Preferred Qualifications University degree in Computer Science, Engineering, or equivalent experience.
8+ years of experience in software engineering, platform administration, or architecture...
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Bell Canada-Mississauga
A leading telecom company in Mississauga seeks a Senior Software Architect II to be the technical authority for the ServiceNow platform. Responsibilities include managing the platform's stability, overseeing upgrades and security, and collaborating...
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