Skip to Main Content

Job Title


Senior Scheduler


Company : ONxpress


Location : mississauga, Ontario


Created : 2026-05-03


Job Type : Full Time


Job Description

Who We Are:Metrolinxs GO Expansion program is delivering more GO service across the network, including the capacity to deliver two-way service every 15 minutes or better on core routes. Work is already underway on new track, station renovations and infrastructure upgrades on parts of the Lakeshore, Stouffville, Kitchener and Barrie lines. The investment will generate thousands of new jobs and economic opportunities across the region. The ONxpress Civil Joint Venture is comprised of Aecon Infrastructure Management Inc. and FCC Canada Ltd. This multidisciplinary team leads the delivery of civil and track works, leveraging global expertise to introduce innovative solutions across the GO Transit network.What Youll Do:Reporting to the Program Scheduling Manager, the Senior Scheduler is responsible for helping and supporting our scheduling team. They will interface with the Project Sponsors (they set our requirements), Construction teams, Operation & Maintenance (O&M) departments, and support work performed by a dedicated Project Controls team within each ONxpress discipline.Scheduling & Reporting Performs and/or coordinates, collects, verifies, and integrates the work scope for all entities into the total project plan. Reviews the representation of project scope in schedules and should be able to develop detailed baseline schedule. Develop and maintain all the required project schedules and ensure integrity of data across the entire project life cycle. Creation and implementation of key scheduling requirements such as bespoke activity coding, naming conventions, client requirements management protocol, project calendars and resource and plant data libraries. Expertise in resource and cost loading within project schedules, with the ability to generate progress curves, S-curves, and related cost/time charts. Support resource planning and analysis. Forecast the requirement of various types of resources including labor, materials, and equipment over the course of the project based on work fronts analysis. Performs productivity analysis of construction operations and verifies. Establishes productivity basis to be utilized in estimates, as developed in concurrence with Construction. Reviews labor estimates for reasonableness. Prepare required progress reports and dashboards to provide project status updates to all internal and external clients. Analyze schedule variance, float and trending and monitor schedule KPIs. Manage schedule change notices and forecast project impact. Implement corrective action when performance trends deviate from baseline Perform audits on various schedules including those produced by subcontractors, prepare all required output documents. Collaborate with all cross functional teams to maintain, add, or modify the schedule data and plans. Experience in performing Schedule Health Checks in compliance with the Project Agreement requirements and best practices. Experience in managing projects using Earned Value Management (EVM) principles and methodologies. Working knowledge of cost management in SAP, including cost tracking, reporting, and integration with project controls. Ability to develop and maintain project cost reports, forecasts, and variance analyses to support informed decision-making. Experience in tracking budget performance, identifying cost overruns, and implementing corrective actions as needed. Familiarity with project change management processes and assessing cost impacts of scope changes. Capable of integrating schedule and cost data for holistic project performance tracking and reporting.People Management Creates and maintains a collaborative culture and environment that is open, inclusive and respectful. Skilled in direction, personnel administration, and training of technical and non-technical personnel (i.e. Project planners and planning coordinators.).What you bring: Undergraduate degree in, Engineering, or equivalent experience. At least 10+ planning experience in mega projects with Rail experience. Proven experience and ability in planning, scheduling and managing complex projects. Proven problem solver with sound judgment who accepts ownership and accountability. Strong communication skills and understanding of technical terminology. Undertake forensic schedule analysis and provide reports to the project management team. Undertake what-if schedule analysis and present the results to the project management team. Expert analytical and computer skills ie. MS Excel, word processing software, and presentation tools. Expert level knowledge of project Planning and Scheduling software which may include Primavera P6, XER toolkit & TILOS SAP, Hard Dollar, PowerBI, and Synchro knowledge will be an asset.Expected compensation for this role is between $110,000.00-125,000.00 annually. Base salaries are determined according to multiple factors including skills, experience and potential impact on the role. Internal and external competitiveness are also taken into consideration. In addition to base salary ONxpress also offers a comprehensive medical and dental program, RRSP with company matching and the potential to participate in our discretionary, performance-based bonus program.This role is a newly created position.As part of our commitment to fair and transparent hiring practices, ONxpress may use artificial intelligence (AI) tools to assist in screening and reviewing candidates. These tools are applied responsibly and in accordance with applicable privacy laws and ONxpress AI Usage Policy. All final decisions are made by qualified ONxpress team members. Connect with us! Learn more about our project here and follow us on LinkedIn for frequent updates.This position is with ONxpress Civils (CJV aka the Design & Construction team); the project segment responsible for the modernization and modification of the key area network, including countless innovations in the way the regional rail infrastructure is built.We value diversity and encourage all qualified individuals to apply, regardless of whether they meet 100% of the qualifications listed. If you believe you have the skills and passion to excel in this role, we welcome your application and the opportunity to consider you for the position.We are an Equal Employer. Should you need any accommodation through the recruitment process, please contact .