Reservoir Engineer

NES Fircroft Ltd; Calgary; On-site; CAD 80,000 - 120,000; Full time

Job summary

An established industry player is seeking a Reserves Engineer to join their Planning & Integration Team in Calgary. This role is pivotal in supporting the Annual Review of Petroleum Resources by ensuring accurate estimation and reporting of reserves. The ideal candidate will possess a degree in engineering, strong analytical skills, and mastery of Excel. This position offers the opportunity to collaborate with various teams and contribute to significant projects in the oil and gas sector. If you're passionate about optimizing workflows and driving improvements, this is the perfect opportunity for you.

Qualifications

• Degree in Reservoir Engineering or related field preferred.
• Strong analytical and problem-solving skills required.

Responsibilities

• Estimate, classify, and report reserves and resources.
• Support production and CAPEX/OPEX forecast generation.

Skills

Analytical Skills

Problem-Solving

Stakeholder Engagement

Communication Skills

Excel Mastery

Education

Degree in Engineering

Tools

ValNav

Job description

NES Fircroft is a leading global technical recruitment company providing professional contract and permanent staff to a diverse world-wide client base within the oil & gas Industry.

Job Title: Reserves Engineer
Location: Calgary, AB
Length: 1-year contract (with potential extension)
Rotation: Monday–Friday, full-time

Description:

NES Fircroft is currently seeking a Reserves Engineer to join the Planning & Integration Team within the Integrated Gas business for one of our major clients in Calgary. This position plays a key role in supporting the Annual Review of Petroleum Resources (ARPR) by ensuring the accurate estimation, classification, and reporting of reserves and resources across Canadian Integrated Gas assets.

Key Responsibilities:

• Estimate, classify, and report reserves and resources in compliance with the client's standards and requirements.
• Support controls, assurance processes, and quarterly reporting (e.g., In-Year Bookings, RCCN, eRCCN, Reserves Endorsement Session).
• Collaborate with the Country Reserves Focal Point and asset teams to develop hydrocarbon maturation plans and ensure alignment across the organization.
• Support production and CAPEX/OPEX forecast generation, with consideration for complex risk profiles tied to new facility startups.
• Lead preparations for both internal and external audits.
• Maintain and drive existing workflows while encouraging continuous improvement and process simplification.
• Actively support other Planning & Integration activities in Factory delivery and asset performance improvement efforts.

Qualifications and Competencies:

• Degree in Engineering (Reservoir Engineering or Technician background preferred).
• Strong analytical and problem-solving skills, with a proactive mindset toward efficiency and innovation.
• Demonstrated ability to adopt new systems and optimize workflows.
• Effective stakeholder engagement and communication skills.
• Mastery of Excel is required; experience with ValNav is a strong asset.
• Ability to manage high workloads during peak periods and support team collaboration.

Apply here or send your resume to [e-mail]

With over 90 years' combined experience, NES Fircroft (NES) is proud to be the world's leading engineering staffing provider spanning the Oil & Gas, Power & Renewables, Chemicals, Construction & Infrastructure, Life Sciences, Mining andManufacturingsectors worldwide. With more than 80 offices in 45 countries, we are able to provide our clients with the engineering and technical expertise they need, wherever and whenever it is needed. We offer contractors far more than a traditional recruitment service, supporting with everything from securing visas and work permits, to providing market-leading benefits packages and accommodation, ensuring they are safely and compliantly able to support our clients.