Turnaround Maintenance Scheduler

Shell•Sarnia, ON

2d•CA$110,000 - CA$160,000•Hybrid

About The Position

The Turnaround Maintenance Scheduler is responsible for developing, maintaining, and controlling the integrated turnaround schedule to ensure all activities are logically sequenced, resource‑aligned, and executable within the approved outage window. The role provides schedule visibility, critical path control, and scenario analysis to support safe, efficient, and predictable turnaround execution.

Requirements

The candidate must have legal authorization to work in the Canada on a full-time basis
Bachelor’s degree or 3 or more years of relevant industry experience
Strong expertise in turnaround and shutdown scheduling principles
Advanced proficiency with scheduling tools (e.g., Primavera P6; MS Project secondary)
Deep understanding of critical path method (CPM) scheduling
Ability to challenge logic, durations, and execution sequencing
Strong analytical, communication, and stakeholder management skills
Ability to perform under high pressure and tight deadlines

Responsibilities

Develop and maintain the fully logic‑linked, resource‑loaded turnaround schedule
Integrate all approved scope, work packages, and project activities into the master schedule
Establish schedule milestones, phase gates, and schedule freeze points
Ensure schedule alignment with turnaround execution strategy and constraints
Audit turnaround planners input into Primavera P6 e.g. codes, resources, wbs, cbs etc.
Provide Primavera export data to Controls team
Identify and manage critical path and near‑critical path activities
Perform schedule risk analysis, logic reviews, and sensitivity studies
Highlight schedule threats, float erosion, and recovery opportunities
Support contingency and mitigation planning
Perform Schedule Mechanics Checks with SEAM
Establish progress measurement rules and update methodologies
Collect, validate, and update schedule progress during execution
Produce schedule reports, dashboards, and look‑ahead schedules
Communicate schedule status, variances, and forecast completion
Coordinate with turnaround planners to ensure accurate activity logic and durations
Align schedule with contractor plans, execution sequencing, and field realities
Interface with cost control and readiness teams
Support management decision‑making through schedule scenarios and options
Incorporate approved scope changes into the working and baseline schedules
Re‑sequence and recover schedules in response to emergent or discovered work
Maintain schedule integrity and version control
Support post‑turnaround schedule analysis and lessons learned
Capture schedule performance metrics for future estimating and planning
Improve scheduling standards, templates, and best practices

Benefits

The base salary range for this position is $110,000 - $160,000 per year.
Individual pay will be based on various factors, such as relevant work experience, education, certifications, skill level, seniority, and internal equity.
Progress as a person as we work on innovative projects together
Continuously grow the transferable skills you need to get ahead
Work at the forefront of technology, trends, and practices
Collaborate with experienced colleagues with unique expertise
Achieve your balance in a values-led culture that encourages you to be the best version of yourself
Benefit from flexible working hours, and the possibility of remote/mobile working
Perform at your best with a competitive starting salary and annual performance related salary increase; our pay and benefits packages are among the best in the world
Take advantage of paid parental leave, including for non-birthing parents
Join an organization working to become one of the most diverse and inclusive in the world
Grow as you progress through diverse career opportunities in national and international teams
Gain access to a wide range of training and development programs