Business System Analyst

Business System Analyst - Vendor Audit and AI Enablement
Location: Calgary, AB.
Schedule: Monday – Friday (Wed. & Fri WFH)
Start Date: ASAP
Contract Length: 6 months
Position Summary
The Senior Vendor Audit Specialist is responsible for supporting the planning, execution, and continuous improvement of the vendor audit program, while also playing a key role in advancing Vendor Audit Agentic AI capabilities. This role combines strong commercial, audit, analytical, and stakeholder management capabilities to identify overpayments, recover value, improve controls, and enhance audit program effectiveness.
The position supports end-to-end vendor audit activities, including audit planning, data analysis, issue identification, vendor and stakeholder engagement, recovery support, and reporting. In parallel, the role contributes to the design, testing, implementation, and operationalization of AI-enabled vendor audit capabilities, helping modernize audit processes and improve scalability, insight generation, and value capture.
This role requires a strong understanding of supply chain processes, contract/commercial terms, invoice validation, audit methodologies, and data-driven decision-making, along with the ability to work effectively across Supply Chain, Finance, Legal, Operations, Information Services, and external partners.
Key Responsibilities
Vendor Audit Program Delivery

• Support the development and execution of the annual vendor audit plan based on risk, spend, vendor profile, contract complexity, and recovery opportunities.
• Conduct or support vendor audits across a range of categories, contract types, and business units to validate compliance with contractual, commercial, and billing requirements.
• Support vendor audit data gathering
• Review contracts, purchase orders, invoices, change orders, timesheets, rate schedules, supporting documentation, and vendor records to identify discrepancies, overbillings, or non-compliance.
• Perform detailed audit testing and financial analysis to assess billing accuracy, entitlement, and adherence to agreed commercial terms.
• Identify, quantify, and document audit findings, recovery opportunities, root causes, and control gaps.
• Support resolution of audit findings through collaboration with internal stakeholders and vendors, including follow-up on recoveries, credits, and corrective actions.
• Maintain audit workpapers, supporting documentation, and appropriate audit trails in accordance with internal standards and governance requirements.
• Contribute to audit reporting, dashboards, and management updates on recovery value, findings, trends, and program performance.
• Assist with the development and refinement of audit methodologies, templates, procedures, and best practices to improve consistency, quality, and efficiency.

Vendor Audit Agentic AI Initiative

• Support business implementation of the Vendor Audit Agentic AI initiative by helping translate vendor audit requirements into practical use cases, workflows, controls, and business rules.
• Provide subject matter expertise on vendor audit processes, invoice review logic, commercial terms, and exception handling to inform AI model and workflow development.
• Participate in user acceptance testing, pilot activities, prompt/workflow refinement, and business scenario validation.
• Help assess AI-generated findings for quality, relevance, auditability, and practical business applications.

Qualifications
Education

• University degree in Business, Finance, Accounting, Supply Chain, Commerce, Engineering, or a related discipline.
• Relevant professional designation or coursework is considered an asset (e.g., CPA, CIA, CISA, PMP, SCMP and or other relevant certifications).

Experience

• 10+ years of related experience in vendor audit, contract compliance, supply chain, commercial management, invoice review, internal audit, procurement, finance, or a related field.
• Experience reviewing complex commercial agreements, vendor invoices, payment support, and contract terms.
• Demonstrated experience identifying financial recoveries, billing discrepancies, control gaps, or process improvement opportunities.
• Experience working with cross-functional stakeholders in a large, complex organization.
• Experience with digital transformation, analytics, automation, or AI-enabled process improvement is a strong asset.
• Experience supporting commercial closeout, claims, or dispute resolution is an asset.

Knowledge, Skills, and Abilities

• Strong understanding of vendor audit principles, invoice validation, contract compliance, and financial analysis.
• Ability to interpret and apply commercial contract terms, pricing schedules, reimbursable cost provisions, rate structures, and payment clauses.
• Strong analytical and problem-solving skills with a high degree of accuracy and attention to detail.
• Ability to synthesize large volumes of data and documentation into clear findings and actionable recommendations.
• Strong communication and interpersonal skills, with the ability to influence and collaborate across teams.
• Strong organizational and project coordination skills, with the ability to manage multiple priorities and deadlines.
• Comfortable working in ambiguity and supporting evolving business and technology initiatives.
• Demonstrated curiosity and openness to innovation, including the use of AI and digital tools to improve business outcomes.
• Proficiency with enterprise systems and data analysis tools (e.g., SAP, Power BI, Excel, contract repositories, invoice/payment systems) is preferred.

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 and Manufacturing sectors 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.