Oracle BRM Developer - Lisbon Based

1GLOBAL is a technology-driven global mobile communications leader, built to help enterprises unlock the full potential of mobile connectivity at scale. Powered by a best-in-class telecom platform – including our own owned and operated global mobile core network, a full end-to-end eSIM technology stack, and an extensive portfolio of telecom licenses – 1GLOBAL operates as a fully regulated telecommunications provider across 40 countries worldwide. Combined with our privileged access to the global wholesale telecom market, this positions us uniquely to deliver seamless, compliant, and scalable connectivity solutions anywhere in the world.  

We serve many of the world’s leading banks, enterprises, and digital-first businesses, including neo-banks, fast moving consumer goods companies, travel leaders, and payment service providers. Today, 1GLOBAL connects more than 70 million people and devices globally, enabling our customers to launch, scale, and innovate with confidence in the mobile ecosystem.  

1GLOBAL is a profitable, fast-growing business. With full-year revenues exceeding US$200 million and profits of over US$25 million, we generate strong cash flows and fund our growth independently—continuously investing in infrastructure, platform innovation, and global expansion. Recent years have marked a defining phase in our journey, with major enterprise and mass-consumer client wins accelerating our evolution into a global mobile connectivity powerhouse, purpose-built to enable consumer brands to enter and succeed with their own telecommunications offerings.  

Founded in 2022 by experienced technology entrepreneurs Hakan Koç and Pyrros Koussios, 1GLOBAL has rapidly emerged as a European technology leader shaping the future of global telecommunications. We operate as a fully regulated Mobile Virtual Network Operator (MVNO) in 12 countries and as a regulated telecom operator in an additional 28 markets. Headquartered in the Netherlands, with world-class R&D hubs in Lisbon, Berlin, and São Paulo, our team of close to 500 experts across 15 countries is united by a single ambition: to redefine global mobile connectivity through technology, scale, and execution excellence. 

Position Overview

We are seeking an experienced Billing and Revenue Management (BRM) Expert to support our organization in optimizing billing operations and empowering our billing team. The ideal candidate will combine deep technical expertise in BRM systems with strong communication and training skills, ensuring the team can effectively manage the billing system to support company’s billing processes and help organize and adapt billing team processes and tools to the new billing system. 

This role is designed to ensure the billing team not only has access to the right data but also the skills and confidence to use it effectively, with the BRM expert acting as both a technical authority and a trainer.

Key Responsibilities

System Expertise

• Strong expertise in Oracle BRM, with special focus in the following areas
• Product Design Center (PDC): configuration for realtime and offline events
• Integration: Development of opcodes and expose them as REST APIs to manage complex simple and complex billing hierarchies
• Product Catalog configuration (Oracle Price Design Center, PDC)
• Invoicing: Invoice, Receipts and Credit Notes templates design (Oracle Analytics Publisher, OAP)
• Billing Operations: bill cycle execution, financial reporting, troubleshooting
• Participate in the design and implementation of complex business and technical requirements, ensuring robustness, scalability, and alignment with Oracle’s best practices.
• Contribute to capacity planning, performance tuning, and platform evolution to keep the system resilient and cost-efficient as the business scales.

Training & Enablement

• Develop and deliver structured training programs for the billing team.
• Create user guides, documentation, and best practices tailored to non‑technical staff.
• Conduct workshops and hands‑on sessions with billing team

Operational Support

• Collaborate with IT and Finance to streamline billing processes.
• Provide guidance on troubleshooting billing discrepancies and customer disputes.
• Recommend improvements to workflows, reporting, and data access (including use of replicated databases for secure read‑only queries).

Requirements

Must Have

• Proven technical expertise in Oracle BRM for 3 or more years.
• Strong knowledge of SQL and database query optimization for large datasets.
• Excellent communication and presentation skills; ability to train and mentor non‑technical staff.
• Familiarity with billing operations, financial reporting, and compliance standards.
• Problem‑solving mindset with attention to detail and data accuracy.

Nice to Have

• Prior experience leading billing teams or training programs.
• Knowledge of cloud‑based Oracle BRM solutions.
• Understanding of telecom, subscription‑based billing models and partner / revenue share models.

Benefits

Why 1GLOBAL?

• Growth Opportunities: Advance your career in one of the fastest growing telecommunications companies, expanding over 100% year-on-year under the leadership of successful tech entrepreneurs.
• Major Transaction Exposure: Be in the driver’s seat for transactions that will have an impact on the future telco industry.
• Work with a Talented Team: From the Board and the Founders to the Senior Management Team, you will collaborate daily with the most capable and renowned external advisors, and constantly being exposed to talented and driven individuals.
• Dynamic Work Environment: Thrive in a collaborative, fast-paced workplace where innovation is encouraged, and every contribution counts.
• Professional Development: Work alongside industry experts to enhance your skills and knowledge in a cutting-edge field.
• International Experience: Gain opportunities to work in different 1GLOBAL offices around the world as you grow within the company.
• Open Communication Culture: Join a team where your ideas are heard, and open dialogue is encouraged, fostering a supportive and transparent work environment.
• Get Things Done Attitude: Be part of a results-driven team that values efficiency, creativity, and the drive to make a tangible impact in the industry.

1GLOBAL is an equal opportunity employer, we value your character as much as your talent. Diversity drives our innovation, and we offer a collaborative, dynamic, and international work environment. We are excited for you to join our mission to revolutionise connectivity globally.