Senior Linux & Windows Systems Administrator

Application Deadline:

10/30/2026

Address:

4100 Gordon Baker Road

Job Family Group:

Technology

Join BMO's IT Engineering & Operations team and help support and enhance our Digital Library applications. We are seeking an experienced Infrastructure Specialist with strong Linux and Windows administration expertise who thrives in complex enterprise environments.

What You'll Do

• Support, maintain, and optimize infrastructure supporting critical Digital Library applications.
• Administer and troubleshoot Linux and Windows server environments.
• Manage high-availability platforms, clustering, patching, upgrades, and production deployments.
• Monitor system performance and reliability, resolving complex infrastructure issues.
• Collaborate with application, security, and operations teams to deliver stable and secure solutions.
• Support automation, cloud, and infrastructure modernization initiatives.
• Participate in on-call support and scheduled maintenance activities.

Required Technical Skills

• Red Hat Enterprise Linux (RHEL) Administration (3-5+ years)
• RHEL 8 Clustering (Pacemaker/Corosync)
• Windows Server 2016+ Administration & Troubleshooting
• Windows SMB Failover Clustering
• Active Directory
• Networking Fundamentals
• IBM WebSphere Application Server Administration & Support

Preferred Qualifications

• 2+ years of enterprise infrastructure experience.
• Experience supporting highly available production environments.
• Exposure to cloud technologies, automation, and Infrastructure as Code (IaC).
• Strong troubleshooting, analytical, and problem-solving skills.
• Excellent communication and stakeholder management abilities.

Additional Information

📍 Hybrid Work Model: This role requires a minimum of 2 days per week in the office.

🔄 Operational Support: Participation in an on-call rotation is required. Occasional evening and weekend deployments and support activities are expected as part of maintaining critical production services.

Salary:

$70,000.00 - $150,000.00

Pay Type:

Salaried

The above represents BMO Financial Group’s pay range and type.

Salaries will vary based on factors such as location, skills, experience, education, and qualifications for the role, and may include a commission structure. Salaries for part-time roles will be pro-rated based on number of hours regularly worked. For commission roles, the salary listed above represents BMO Financial Group’s expected target for the first year in this position.

BMO Financial Group’s total compensation package will vary based on the pay type of the position and may include performance-based incentives, discretionary bonuses, as well as other perks and rewards. BMO also offers health insurance, tuition reimbursement, accident and life insurance, and retirement savings plans. To view more details of our benefits, please visit: https://jobs.bmo.com/global/en/Total-Rewards

About Us

At BMO we are driven by a shared Purpose: Boldly Grow the Good in business and life. It calls on us to create lasting, positive change for our customers, our communities and our people. By working together, innovating and pushing boundaries, we transform lives and businesses, and power economic growth around the world.

As a member of the BMO team you are valued, respected and heard, and you have more ways to grow and make an impact. We strive to help you make an impact from day one – for yourself and our customers. We’ll support you with the tools and resources you need to reach new milestones, as you help our customers reach theirs. From in-depth training and coaching, to manager support and network-building opportunities, we’ll help you gain valuable experience, and broaden your skillset.

To find out more visit us at https://jobs.bmo.com/ca/en.

BMO is committed to an inclusive, equitable and accessible workplace. By learning from each other’s differences, we gain strength through our people and our perspectives. Accommodations are available on request for candidates taking part in all aspects of the selection process. To request accommodation, please contact your recruiter.

Note to Recruiters: BMO does not accept unsolicited resumes from any source other than directly from a candidate. Any unsolicited resumes sent to BMO, directly or indirectly, will be considered BMO property. BMO will not pay a fee for any placement resulting from the receipt of an unsolicited resume. A recruiting agency must first have a valid, written and fully executed agency agreement contract for service to submit resumes.