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1,000+

Senior Windows Administrator Jobs in Mississauga, ON

Sort By: Relevance

$204K - $281K *

Drive business transformation as a trusted advisor, engaging complex enterprise customers to enhance security and operational efficiency through strategic technical solutions and pre-sales expertise...

Toronto, ONIn-Person

2 weeks ago

  •   8 - 10 years exp.  •   Enterprise Technology

$110K - $120K *

Tackle a dynamic business development opportunity focused on acquiring vertical market software companies, fostering relationships, and creating a sustainable pipeline for long-term growth and acquisi...

Toronto, ONIn-Person

1 week ago

  •   Less than 5 years exp.  •   Business Services

$144K - $197K *

Drive customer success by delivering innovative technical solutions, bridging pre-sales and customer experience, and fostering relationships across all levels. Execute technical discovery, identify ro...

Toronto, ONIn-Person

2 weeks ago

  •   5 - 7 years exp.  •   Enterprise Technology

$77K - $102K *

Grow your career with a dynamic team focused on delivering finance capabilities in SAP S/4HANA Finance Public Cloud, ensuring seamless configurations and successful go-live across R2R, AP, and AR proc...

Toronto, ONIn-Person

4 weeks ago

  •   Less than 5 years exp.  •   Business Services

$90K - $110K *

Lead the charge in solar energy assessments, ensuring high-quality production analyses and model evaluations. Collaborate with teams to enhance methodologies, utilizing cutting-edge technologies to de...

Toronto, ONIn-Person

Reposted 2 days ago

  •   5 - 7 years exp.  •   Energy & Utilities

$145K - $170K *

Partner with us to drive enterprise governance using ServiceNow! As a manager, you'll lead teams to optimize processes, enhance collaboration, and deliver impactful solutions across diverse client eng...

Toronto, ONIn-Person

3 weeks ago

  •   Less than 5 years exp.  •   Enterprise Technology

$89K - $94K *

Empower teams by leading cross-functional projects, optimizing workflow efficiencies, and ensuring operational excellence while managing diverse stakeholders in a dynamic environment...

US-AnywhereRemote

Today

  •   Less than 5 years exp.  •   Business Services

$103K - $129K *

Drive financial insight and advisory to empower leaders within a multi-site healthcare organization. Elevate operations by delivering strategic support and enhancing financial models to navigate compl...

US-AnywhereRemote

6 days ago

  •   5 - 7 years exp.  •   Healthcare

$103K - $129K *

Champion organizational success by delivering critical financial insights and strategic support. Partner with leadership to analyze trends, enhance reporting, and foster collaborative relationships ac...

Brampton, ONIn-Person

6 days ago

  •   5 - 7 years exp.  •   Finance & Insurance

$157K - $176K *

Pioneer innovative growth strategies for managed services, partnering with leaders to shape complex deals while mentoring a skilled team. Drive client engagement and expand market presence in a collab...

Toronto, ONIn-Person

Reposted 1 week ago

  •   8 - 10 years exp.  •   Enterprise Technology

$80K - $95K *

Lead core finance operations while enhancing accounting processes and reporting. Collaborate with teams across the business and gain exposure to decision-making insights, paving the way for future gro...

Toronto, ONIn-Person

1 week ago

  •   5 - 7 years exp.  •   Legal & Accounting

$80K - $95K *

Join a dynamic finance team focused on delivering financial insights and improving processes in a growing portfolio of software companies, while preparing for future finance management opportunities...

Markham, ONIn-Person

1 week ago

  •   Less than 5 years exp.  •   Finance & Insurance

$110K - $120K *

Lead and coordinate technology projects, ensuring effective scope management, budget control, risk assessment, and stakeholder engagement across diverse teams to drive successful project delivery and...

Toronto, ONIn-Person

2 weeks ago

  •   Less than 5 years exp.  •   Information Technology

$110K - $122K *

Drive your career by leading a team of IT professionals to enhance application support and ensure system reliability, while fostering collaboration and optimizing service delivery for business success...

Toronto, ONIn-Person

1 week ago

  •   5 - 7 years exp.  •   Information Technology

$80K - $120K *

Join us to advance your career as you develop scalable BI solutions that empower decision-making through data-driven insights, collaborating closely with technical teams and business stakeholders to e...

Toronto, ONIn-Person

Reposted 3 weeks ago

  •   Less than 5 years exp.  •   Enterprise Technology

$94K - $115K *

Drive impactful business insights by collaborating with IT and finance teams to enhance reporting processes, ensuring accuracy and fostering trust across stakeholders. Your expertise will shape decisi...

Toronto, ONIn-Person

Reposted 4 weeks ago

  •   5 - 7 years exp.  •   Finance & Insurance

$110K - $130K *

Lead the charge in delivering strategic HR solutions across North America, partnering with senior leaders to drive talent strategy and manage complex employee relations while ensuring compliance with...

Toronto, ONIn-Person

Today

  •   5 - 7 years exp.  •   Business Services

$125K - $250K *

Empower Fortune 500 clients to transform operations through AI-driven automation solutions. Drive enterprise sales cycles, develop robust pipelines, and establish trusted advisor relationships to maxi...

Toronto, ONIn-Person

3 weeks ago

  •   5 - 7 years exp.  •   Finance & Insurance

$109K - $118K *

Manage and implement technical monitoring for water/wastewater infrastructure. Collaborate with contractors, ensure compliance, and prepare reports to enhance operational efficacy and support data-dri...

Newmarket, ONIn-Person

Today

  •   Less than 5 years exp.  •   Energy & Utilities

$110K - $130K *

Engage in a pivotal role leading the Solaris Evergreening project, driving strategic initiatives, fostering communication, and ensuring successful migration from Solaris infrastructure to modern platf...

Toronto, ONIn-Person

5 days ago

  •   8 - 10 years exp.  •   Information Technology

$110K - $130K *

Champion the design and implementation of SAP S/4HANA EAM solutions, enhancing clients' maintenance operations for optimal performance and reliability while driving impactful business outcomes across...

Toronto, ONIn-Person

3 weeks ago

  •   Less than 5 years exp.  •   Energy & Utilities

$110K - $130K *

Transform client operations by designing and implementing SAP S/4HANA EAM solutions, ensuring optimal plant maintenance and equipment reliability through strategic collaboration and configuration expe...

Markham, ONIn-Person

3 weeks ago

  •   Less than 5 years exp.  •   Energy & Utilities

$101K - $124K *

Accelerate progress at safeguarding digital assets by coordinating Emergency Vulnerability Response. Partner with teams to address security threats, enhance intelligence programs, and ensure rapid rem...

Toronto, ONIn-Person

2 weeks ago

  •   8 - 10 years exp.  •   Information Technology

$100K - $120K *

Join a team that's committed to enhancing risk compliance and governance. As a Senior Consultant, you'll lead initiatives, advise executives, and drive improvements in audit processes and controls cri...

Toronto, ONIn-Person

3 weeks ago

  •   Less than 5 years exp.  •   Business Services

$84K - $126K *

Lead M&A technology projects, engage clients through due diligence, develop roadmaps, and manage program delivery. Collaborate with stakeholders to enhance IT capabilities and promote growth within th...

Toronto, ONIn-Person

2 weeks ago

  •   Less than 5 years exp.  •   Enterprise Technology