Cost Assurance Analyst — Infra Projects, Flexible Telework

BESIX Group; Antwerpen; Hybrid; EUR 60,000 - 90,000; Full time

Benefits offered by this job

Competitive salary

Flexible mobility benefits

Teleworking options

Hospitalization and group insurance

Meal vouchers

Work-life balance programs

Job summary

BESIX Group in Belgium is seeking a Cost Assurance Analyst to join the ROCO Cost Assurance team on the Oosterweel Link project. You will ensure transparency and compliance of reimbursable costs under NEC4, with close collaboration across Procurement, Cost Control, and client teams.

You have a background in Economics/Finance, 5+ years' experience, strong Excel skills, and fluency in Dutch. The role offers a challenging, project-based environment in Antwerp with international exposure.

Qualifications

• Bachelor's or master's in Economics, Finance, or Business Admin or equivalent.
• Minimum 5 years of relevant experience in a similar role.
• Strong analytical skills and advanced Excel/data analysis capabilities.
• Solution-oriented, proactive, and result-focused.
• Structured, deadline-driven, and able to work independently or in a team.
• Fluent in Dutch; interest in Oosterweel Link is a plus.

Responsibilities

• Provide analytical support on reimbursable costs and translate findings into actions.
• Review and verify documentation for reimbursable costs and chase missing records.
• Monitor and coordinate client audits and address questions within the organization.
• Engage with the Client on comments or rejected costs to find solutions.
• Help develop and optimize procedures/reporting with Procurement and Cost Control.
• Represent Cost Assurance and ensure its considerations in decision-making.
• Develop understanding of NEC4 contract and its application on the project.

Skills

Analytical skills

Excel

Data analysis

Professional communication

Education

Bachelor's or Master's in Economics/Finance/Business Admin

Job description

BESIX Group in Belgium is seeking a Cost Assurance Analyst to join the ROCO Cost Assurance team on the Oosterweel Link project. You will ensure transparency and compliance of reimbursable costs under NEC4, with close collaboration across Procurement, Cost Control, and client teams.

You have a background in Economics/Finance, 5+ years' experience, strong Excel skills, and fluency in Dutch. The role offers a challenging, project-based environment in Antwerp with international exposure.