Remote
caret down
Compensation
caret down
Position Level
caret down
Time Posted
caret down
Industries
caret down
Locations
caret down
More
1
caret down
1,000+

Senior Windows Administrator Jobs in Mississauga, ON

Sort By: Relevance

$90K - $105K *

Shape the future of project delivery by leading planning, scheduling, and cost control for diverse engineering projects, ensuring successful outcomes through robust data management and collaboration w...

Toronto, ONIn-Person

Reposted 3 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$103K - $190K *

Reimagine client success as you lead high-impact ServiceNow engagements. Collaborate with teams to strategize, plan, and execute transformative solutions, strengthening relationships and driving pract...

Toronto, ONIn-Person

2 weeks ago

  •   5 - 7 years exp.  •   Enterprise Technology

$116K - $145K *

Transform the data landscape by evolving scalable storage systems that ensure reliable access and management of core datasets, influencing organization-wide operations and strategies across complex ba...

US-AnywhereRemote

5 days ago

  •   5 - 7 years exp.  •   Information Technology

$100K - $120K *

Join a dynamic team driving new business growth in cybersecurity. You will engage decision makers, close high-value deals, and collaborate with partners to deliver innovative solutions across various...

US-AnywhereRemote

Reposted 3 weeks ago

  •   Less than 5 years exp.  •   Enterprise Technology

$100K - $130K *

Lead the evolution of operational efficiency and customer engagement by managing the Five9 contact center platform, ensuring optimal performance and enhancements through strategic collaboration and in...

Markham, ONIn-Person

3 weeks ago

  •   5 - 7 years exp.  •   Finance & Insurance

$73K - $110K *

Unlock potential by coordinating clinical and research initiatives in a dynamic setting, enhancing care for cancer patients through administration, project management, and stakeholder engagement. Embr...

Toronto, ONIn-Person

2 days ago

  •   Less than 5 years exp.  •   Healthcare

$118K - $130K *

Join a dynamic actuarial team delivering innovative solutions on global projects. Collaborate with cross-functional clients to address complex challenges in reinsurance, utilizing your expertise in mo...

Toronto, ONIn-Person

Reposted 3 weeks ago

  •   Less than 5 years exp.  •   Finance & Insurance

$87K - $98K *

Lead the charge in optimizing mechanical systems as an Operations Technician. Utilize your expertise in industrial maintenance and troubleshooting to enhance production performance while ensuring safe...

Ancaster, ONIn-Person

4 days ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$144K - $181K *

Elevate your career by leading engineering teams to innovate user access and security solutions. You will mentor talent, drive technical excellence, and apply modern design practices. Shape the future...

US-AnywhereRemote

2 weeks ago

  •   8 - 10 years exp.  •   Information Technology

$83K - $195K *

Lead functional design and implementation of SAP S/4HANA Finance solutions, guiding cross-functional teams in a utilities-focused environment to ensure successful project delivery aligned with busines...

Mississauga, ONIn-Person

Reposted 1 week ago

  •   11 - 15 years exp.  •   Energy & Utilities

$103K - $190K *

Lead the charge in delivering innovative enterprise solutions by combining Microsoft Power Platform with modern front-end technologies. Guide teams in creating user-centric applications while mentorin...

Toronto, ONIn-Person

4 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$90K - $110K *

Engage as a vital PMO Project Coordinator, managing governance, financial tracking, and resource allocation. Ensure compliance throughout the project lifecycle, fostering collaboration and overseeing...

Toronto, ONIn-Person

Reposted 2 days ago

  •   5 - 7 years exp.  •   Technical Services

$79K - $105K *

Accelerate progress at a landmark transit project, driving efficient scheduling, project coordination, and team collaboration to ensure successful delivery of large-scale infrastructure initiatives fo...

Toronto, ONIn-Person

Reposted 2 weeks ago

  •   5 - 7 years exp.  •   Real Estate & Construction

$79K - $105K *

Lead the development and management of project schedules for large-scale infrastructure projects, ensuring alignment with construction objectives and effective communication with stakeholders througho...

Markham, ONIn-Person

Reposted 2 weeks ago

  •   5 - 7 years exp.  •   Real Estate & Construction

$110K - $130K *

Lead enterprise relationships by driving growth and innovation. Collaborate with stakeholders to align strategies, enhance client value, and maintain operational excellence across multiple service lin...

US-AnywhereRemote

1 week ago

  •   8 - 10 years exp.  •   Enterprise Technology

$110K - $130K *

Lead the charge in managing enterprise relationships to drive growth and strategic expansion. Leverage business acumen and relationship management to enhance client value across technology and service...

Toronto, ONIn-Person

1 week ago

  •   8 - 10 years exp.  •   Enterprise Technology

$83K - $92K *

Join a team that's enhancing global digital infrastructure by implementing modern cloud-native practices and automating processes, ensuring reliable and secure operations while empowering engineers wi...

Toronto, ONIn-Person

2 weeks ago

  •   Less than 5 years exp.  •   Information Technology

$95K - $115K *

Unlock operational excellence by leading complex Mutual Fund Operations, driving team performance, managing risks, and enhancing services while fostering a culture of continuous improvement and accoun...

Mississauga, ONIn-Person

Yesterday

  •   Less than 5 years exp.  •   Finance & Insurance

$90K - $110K *

Shape the future of business intelligence by designing and implementing high-performing Power BI reports and dashboards. Collaborate with cross-functional teams to enable data-driven decision-making a...

Toronto, ONIn-Person

3 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$90K - $110K *

Champion customer success by leading enterprise implementations, managing timelines, and ensuring smooth transitions to support. Collaborate with diverse stakeholders to configure solutions, deliver t...

Toronto, ONIn-Person

3 weeks ago

  •   Less than 5 years exp.  •   Enterprise Technology

$137K - $172K *

Lead the charge in optimizing test infrastructure and automation, enabling speedy and reliable software delivery across teams. Collaborate to enhance quality metrics and innovate AI-driven testing sol...

Toronto, ONIn-Person

1 week ago

  •   5 - 7 years exp.  •   Information Technology

$137K - $172K *

Transform software testing by leading advanced automation initiatives and optimizing test environments. Collaborate with engineering teams to enhance quality assurance processes, ensuring a speedy and...

Toronto, ONIn-Person

1 week ago

  •   5 - 7 years exp.  •   Information Technology

$80K - $90K *

Unlock your potential in a pivotal Scrum Master role, leading Agile transformations across technology and business domains. Drive project delivery, collaborate with cross-functional teams, and ensure...

Toronto, ONIn-Person

Today

  •   Less than 5 years exp.  •   Business Services

$100K - $120K *

Join a team that's committed to developing innovative solutions by leveraging your full stack expertise. You'll collaborate with cross-functional teams to deliver high-quality business applications wh...

Mississauga, ONIn-Person

Reposted 3 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$112K - $162K *

Design and implement robust cloud security measures that guard company data and applications. Collaborate with teams to ensure compliance, assess risks, and advocate for secure cloud architecture acro...

Mississauga, ONIn-Person

1 week ago

  •   5 - 7 years exp.  •   Information Technology