Administrative Assistant – Maintenance (Unionized Environment)

Duration: 6-month contract - with a strong possibility of leading to a permanent position.

Schedule: 35 hours per week (Monday to Friday, 6:30 AM to 2:30 PM)

We are currently recruiting an Administrative Assistant for the maintenance department within a well-known refinery, ideally located in Montreal East (Hochelaga-Maisonneuve / Mercier area).

Reporting directly to the Maintenance Director, you will provide thorough administrative support regarding weekly scheduling, work order creation, contract administration, and strict compliance with collective bargaining agreements.

Hourly rate between $ 31.00 and $ 36.00.

Secure day shift (6:30 AM to 2:30 PM), allowing you to finish early every afternoon.

6-month contract with a strong possibility of leading to a permanent position.

Large-scale industrial environment easily accessible in Montreal East (Hochelaga-Maisonneuve / Mercier area).

Act as key administrative support for the maintenance department.

Prepare and adjust schedules for trade employees using KRONOS software.

Create and manage the overtime tracking file (Maintenance), and conduct overtime calls in accordance with collective agreement guidelines.

Prepare and submit weekend coverage attendance logs as well as the "Contractor Work – Maintenance & Engineering" registry.

Manage data entry, extraction, and printing from MAXIMO software for work orders (filing, archiving, monthly scale calibrations, monthly valve updates).

Establish various annual schedules (on-call rosters, vacation schedules for unionized and management personnel).

Assist in the organization and planning of plant shutdowns (turnarounds): site setup, monitoring, and logistics.

Coordinate contractor work execution (material deliveries, confined space access, etc.)



Assist with budget compilation, draft purchase requisitions (MMAR/CAR), and provide occasional support to the payroll master.

College diploma (DEC) or university degree in Business Administration or a related field.

Experience in a manufacturing, industrial, refinery, or unionized environment (a major asset).

Computer Skills: Proficiency in MS Office Suite (Excel, Word, Outlook). Knowledge of Maximo, Kronos, and/or Navision software (an asset).

Key Skills: Team player, strong communication skills, analytical mindset, and proven planning/scheduling abilities.

Languages: Full proficiency in French, both spoken and written.

As a result, we are committed to developing and implementing strategies to increase the equity, diversity and inclusion within the workplace by examining our internal policies, practices, and systems throughout the entire lifecycle of our workforce, including its recruitment, retention and advancement for all employees. In addition to our deep commitment to respecting human rights, we are dedicated to positive actions to affect change to ensure everyone has full participation in the workforce free from any barriers, systemic or otherwise, especially equity-seeking groups who are usually underrepresented in Canada's workforce, including those who identify as women or non-binary/gender non-conforming; Indigenous or Aboriginal Peoples; persons with disabilities (visible or invisible) and; members of visible minorities, racialized groups and the LGBTQ2+ community.

Randstad Canada is committed to creating and maintaining an inclusive and accessible workplace for all its candidates and employees by supporting their accessibility and accommodation needs throughout the employment lifecycle. We ask that all job applications please identify any accommodation requirements by sending an email to View email address on randstad.com.

📌 Permanent Administrative Assistant (Montreal)
🏢 Randstad
📍 Montreal