Junior Billing and Collection Specialist

Job Description

Tieto Tech Consulting is looking for a highly skilled and motivated Junior Billing and Collection Specialist.
 

Join the team of our customer BICS (part of Proximus Global) – a global connectivity enabler that handles 50% of the roaming traffic worldwide through a network that spans land, oceans, and space. 

Beyond traditional telecommunications, BICS is at the forefront of enabling digital transformation, cloud interconnectivity, IoT ecosystems, and next-generation mobile services, helping customers navigate the evolving global connectivity landscape. 

As a part of the international team, you will be contributing to the business with 3500+ enterprise customers including top-tier mobile operators, OTTs, and hyperscalers across 100+ countries. Be the engine of telco commercial success: ensure accurate customer data, pricing governance, efficient deal execution, and seamless customer support. 

Become a part of the BICS community at Tieto Tech Consulting that has been growing since 2010 and enjoy the comfortable and stable environment where new ideas thrive. 

As a Junior Billing and Collection Specialist, you will:

• Provide operational support in managing a portfolio of international suppliers and customers, including:

• Preparing and issuing outgoing invoices by customer and product
• Handling incoming disputes within defined acceptance thresholds
• Validating incoming supplier invoices by product
• Raising disputes on incorrect invoices within acceptance thresholds
• Tracking, following up, and ensuring timely resolution of all disputes
• Support data‑driven decision‑making by analyzing Excel datasets, including reconciling information across multiple sources and identifying deviations, inconsistencies, or anomalies to ensure accurate financial outcomes
• Support the preparation and delivery of operational open disputes reports
• Identify opportunities for process improvement and automation, including enhancements to calculation rules
• Help maintain clean and accurate partner account balances
• Ensure timely release of payments using the appropriate systems and processes
• Process and allocate incoming payments promptly, particularly before month‑end closing
• Support reduction of bad debt through effective and proactive follow‑up

Who we are looking for:

• Bachelor’s degree (Preferably in Finance or Economics)
• At least 1 year of experience in Accounting / Billing
• Good command of spoken and written English
• Excellent knowledge of Excel
• Strong analytical skills and well-structured thinking
• Excellent collaboration and communication skills

Qualifications

Additional Information

At Tieto, we believe in the power of diversity, equity, and inclusion. We encourage applicants of all backgrounds, genders (m/f/d), and walks of life to join our team, as we believe that this fosters an inspiring workplace and fuels innovation. Our commitment to openness, trust, and diversity is at the heart of our mission to create digital futures that benefit businesses, societies, and humanity.
Diversity, equity and inclusion | Sustainability | Tieto

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