Senior Administrator, Core Datastorage

Montréal, QC
Hybrid
Posted Oct 8, 2026
1 position

Opens an external site

Employment type: Full-time
Experience level: Senior · 5+ years
Posting language: English
Working hours: 40 hours per week

Job summary

The Senior Administrator will operate, support, and improve the company's storage and backup infrastructure in both on-premises and hybrid environments. They will lead automation initiatives, manage ITIL processes, and collaborate with stakeholders to ensure system reliability and security.

Job details

Domtar is a leading producer of pulp, paper, packaging, tissue and wood products. Through our focus on safety and sustainability, as well as our commitment to operational excellence and our network of facilities across Canada and the United States, Domtar delivers high-quality and cost-effective products to customers around the world. Our workforce is comprised of 14,000 talented and hardworking individuals. We are proud to offer competitive compensation, a supportive working environment, rewarding career paths and plenty of opportunities for learning and growth. The location in Montreal, (Quebec, Canada), is seeking talent to fill the position of Senior Administrator, Core Datastorage. This job is full-time permanent. About the Role Join the Infrastructure and Operations team as a “Storage and Backup” Administrator. In this role, you will be responsible for operating, supporting, and improving the company’s IT infrastructure, in both on-premises and hybrid environments. You will ensure that systems remain secure, reliable, and resilient, while contributing to initiatives related to the infrastructure lifecycle, automation, and operational excellence on a daily basis, in collaboration with the IT Infrastructure Manager. Responsibilities Provide support, design, and continuous improvement for storage and backup infrastructures and related tools Administer and design storage solutions in a large-scale, 24/7 environment Collaborate closely with IT teams and business stakeholders to design and deliver solutions aligned with business needs Lead automation initiatives to reduce repetitive tasks and improve team efficiency Diagnose and resolve complex issues in distributed application and infrastructure environments Ensure compliance with procedures, technical design standards, and best practices Manage activities within the ITIL framework (change, incident, and service request management) Contribute to team routines and participate in operations outside standard hours (at least once a month) Participate in technology monitoring and recommend improvements Draft and maintain technical documentation and operational procedures Administer and maintain Commvault backup solutions Monitor backups and restores on a daily basis Oversee storage infrastructures and ensure their availability Required Qualifications: At least 5 years of experience as a storage and backup administrator in the enterprise IT sector. An equivalent combination of education and/or experience may be considered. Hands-on experience in key infrastructure areas (networking, virtualization, storage/backup, databases). Advanced expertise in: Block storage / FC/iSCSI SANs (Dell PMAX, HPE Alletra/Nimble) Backup solutions (Commvault) Knowledge of cloud technologies Experience in high-availability environments as well as in the design, implementation, and testing of disaster recovery plans (DR) Strong diagnostic and troubleshooting skills in complex distributed environments Proficiency in ITIL processes (Change, Incident, and Request Management) Strong awareness of security issues (remediation, hardening of environments) Excellent written and oral communication skills in English and French What we are offering Competitive salary and annual bonus At least three weeks of vacation and three floating holidays a year from the first day of work, depending on your experience Full range of group insurance from the first day of work Telemedicine services Defined-contribution pension plan with generous employer participation from the first day of work Employee and family assistance program Education assistance program Hybrid workplace: in-person and remote work Work environment based on respect, inclusion and diversity Office accessible by public transit (*) English bilingual: If listed, this qualification is required since this function requires regular verbal and/or written interaction with customers, partners and/or our American subsidiaries. Domtar is firmly committed to placing greater emphasis on the principles of equity, diversity and inclusion to empower all employees to reach their full potential. We form a dynamic team whose diverse backgrounds and wealth of perspectives are one of the keys to our success. We offer an inclusive, rewarding and safe work environment with opportunities that will help grow your skills. To learn more about our company, consult the Domtar Company Web Site and follow us on LinkedIn, Instagram and Twitter. #LI-Hybrid 23041[[titleNOC]]Information Technology

What you’ll do

Requirements

Candidates must have at least 5 years of experience as a storage and backup administrator in an enterprise IT sector. Proficiency in Commvault, SAN technologies, and ITIL processes is required, along with strong diagnostic skills and the ability to work in a 24/7 environment.