We are looking for a motivated Junior Cost Controller to join our project finance team. This role is well suited for a recent graduate or someone at an early stage of their career who wants to build strong expertise in project finance within the construction industry.You will support the day-to-day financial management of projects and work closely with the Commercial/Cost Manager, gaining hands-on exposure to cost control, financial processes, and project operations.The position is based in the construction site office in Seinäjoki, and the start date would be in March / April 2026.Key ResponsibilitiesReview and verify supplier invoices against purchase orders and contractual termsSupport daily project finance and cost control activitiesAssist with tracking project costs, commitments, and expendituresHelp maintain accurate financial records and documentationSupport reporting, forecasts, and basic financial analysisWork closely with project teams, procurement, and finance functionsEnsure financial processes follow internal controls and proceduresQualifications & ProfileSuitable for recent graduates or early-career professionalsDegree in Finance, Business, Economics, Engineering, Construction Management, or similarInterest in project finance, cost control, and the construction industryStrong analytical mindset and attention to detailGood Excel skills and willingness to learn financial systemsStructured, reliable, and eager to develop professionallyFluent English and Finnish language skills requiredWhat We OfferA strong entry-level role with hands-on learning and responsibilityDirect monitoring and support from an experienced Commercial/Cost ManagerExposure to real construction projects and project-based financial managementClear opportunity to grow into a project finance, cost control, or commercial roleA professional, supportive, and international working environmentAbout CTS GroupCTS Group is one of the largest design and build contractors in Europe and the market leader in the Nordic region for data center delivery. With a globally diverse team, group companies, and a strong network of experienced partners, we deliver complex, mission-critical projects across Europe. Joining CTS means becoming part of an international organization at the forefront of data center construction, shaping the future of digital infrastructure.