Company Overview

COSL Canada is a leader in responsible thermal oil sands development, utilizing innovative technologies like Steam-Assisted Gravity Drainage (SAGD) to unlock energy resources. We are committed to safety, operational excellence, and reducing our environmental footprint.

Please note this is a 12 month contract position

Job summary:

Monitor and verify daily drilling costs, ensure charges align with contract rates and scope of work, and provide timely cost reporting to the Drilling Operations Manager. Work closely with wellsite supervisors, vendors, Finance and Supply Chain Management (SCM) to maintain accurate well costs, resolve billing discrepancies and assess vendor performance based on cost, service quality and operational efficiency.

Responsibilities:

- Daily Cost Monitoring: Collect and review daily drilling cost reports, field tickets and service records. Track costs by well, rig, project and service category, and maintain current records of incurred costs and outstanding commitments.
- Wellsite Cost Verification: Verify service dates, quantities, operating hours, equipment usage and service delivery with wellsite supervisors. Check charges against approved contracts, rate schedules and scope of work, including operating, standby, mobilization, demobilization, overtime and third-party charges where applicable.
- Budget and Variance Analysis: Compare daily and cumulative well costs with approved budgets and AFEs. Identify unexpected charges, cost overruns and spending trends; explain variances and promptly flag concerns to the Drilling Operations Manager. Support forecasts of remaining costs and final well costs.
- Invoice Review and Reconciliation: Reconcile vendor invoices with verified daily costs, signed field tickets, purchase orders and contracts. Identify duplicate, unsupported or incorrect charges; coordinate corrections and track credits before submitting invoices for approval and payment.




- Contract and At-Cost Administration: Maintain accessible contract rates and approved scopes of work. Prepare at-cost forms and supporting documentation for charges outside existing contracts, obtain the required approvals, and coordinate scope changes or budget adjustments with Drilling Operations and SCM.
- Vendor Performance Review: Compile and review vendor performance using verified costs, billing accuracy, service quality, responsiveness and operational efficiency. Obtain feedback from wellsite supervisors, document service deficiencies and vendor-related downtime, and recommend improvements to the Drilling Operations Manager and SCM.
- Cost Reporting and Month-End Support: Prepare daily cost summaries, periodic cost reports, vendor cost comparisons and well cost reconciliations. Coordinate with Finance to provide month-end accruals for services received but not yet invoiced, and reconcile recorded expenses with operational cost records.
- Vendor and Payment Coordination: Resolve billing inquiries with vendors and internal teams, reconcile supplier statements, and follow up on invoice and payment status with Finance and the Financial Shared Service Center. Support vendor adoption and use of the AIM system, where applicable.
- Records and Process Improvement: Maintain organized, traceable records of contracts, rate schedules, field tickets, approvals, invoices and vendor reviews. Identify opportunities to improve cost accuracy, reporting timeliness and cost efficiency,



and support related assignments from the Drilling Operations Manager.

Authority and Working Relationships:

- Reports directly to the Drilling Operations Manager and works closely with wellsite supervisors, drilling project managers, Finance, SCM and service vendors.
- Verifies costs and recommends invoice approval; approves invoices only within formally delegated authority. Escalates disputed charges, contract exceptions and scope changes to the appropriate decision-maker.

Position Requirements:

- University degree or college diploma in Engineering, Finance, Business Administration or a related discipline.
- 0–2 years of relevant experience in project cost control, accounts payable or financial operations, preferably in oil and gas or drilling operations.
- Ability to interpret contracts, service rate schedules, purchase orders and scopes of work, and reconcile them with field tickets and invoices.
- Strong skills in Excel and proficiency in Microsoft Office; experience with financial systems, ERP software and cost reporting tools.
- Strong analytical skills, attention to detail and ability to investigate and resolve cost and billing discrepancies.
- Effective communication skills for working with wellsite supervisors, project managers, vendors and cross-functional teams.
- Ability to prioritize daily cost reviews, meet reporting deadlines and work independently while collaborating with the team.
- Fluent English with strong written and verbal communication skills.

Preferred Qualifications:

- Knowledge of drilling operations, drilling service cost structures, field ticketing and AFE tracking.
- Experience evaluating vendor costs and service performance, preparing accruals or tracking project budgets.
- Experience with AIM or drilling cost reporting systems; Mandarin proficiency is an asset.

Job Type: Full time

Work Location: In person

📌 Cost Controller (Calgary)
🏢 COSL Canada
📍 Calgary