DESCRIPTION IDEA is a multidisciplinary engineering firm with over 250 professionals and a strong national and international presence. We carry out cutting-edge projects in more than 26 countries, consolidating ourselves as one of the leading references in the Oil & Gas, Industrial, and Energy sectors. More than just an engineering firm, at IDEA we are pioneers in identifying and developing innovative solutions for Industry 4.0. We offer a broad range of services—from detailed engineering and EPC projects, through our Electrical Grid Distribution and Outsourcing service areas, to our Architecture services or Digital Twins within the Digital Transformation area. We are currently seeking a Business Controller and Certification Administration Specialist to join our **Administration and Finance Department in Madrid**. Are you interested? The role has a dual purpose: * For 50% of your time, you will manage, administer, and bill work under the I-DE (Iberdrola) contract across the various provinces included in its scope, ensuring proper certification control and resolution of administrative issues. * For the remaining 50% of your time, you will support the finance team as a Business Controller, participating in economic analysis of business activities, margin control, reporting preparation, and decision-making support within a growing engineering company. **What will your responsibilities be?** A. I-DE Contract Administration (approx. 50% of time): * Manage, administer, and bill all work carried out across the various provinces covered by the I-DE contract. * Perform billing via the client’s platform, following procedures required by Iberdrola. * Monitor and update certifications on the client’s platform, ensuring information is complete, accurate, and up-to-date. * Verify consistency among executed work, issued certifications, and associated billing. * Track the status of certifications (approvals, rejections, pending items) and coordinate necessary actions with internal teams. * Manage and resolve incidents related to data, amounts, concepts, discrepancies, or blocks on the client’s platform. * Maintain smooth communication with the Contract Manager and technical team to obtain necessary information (work reports, closures, milestones, etc.). B. Business Controller Responsibilities (approx. 50% of time): * Support economic control of contracts and projects, particularly those related to Engineering, EPC, and Architecture. * Prepare and update monitoring reports (monthly, quarterly) on billing, certifications, margins, variances, and forecasts. * Analyze variances between budgeted and actual performance (revenues, costs, hours, subcontracting) and propose improvement or corrective actions. * Support budgeting, forecasting, and financial planning for the business unit together with the Finance Director. * Participate in defining and monitoring economic-financial KPIs (profitability per contract, per client, per unit, etc.). * Contribute to improving internal management control processes, helping implement standardized procedures across all contracts. * Prepare documentation and reports for senior management (Finance and General Management), providing clear, concise, and decision-oriented information. **What do we offer?** * An opportunity to learn and grow in a dynamic and constantly evolving environment. * Collaboration with experienced professionals. * Competitive salary commensurate with experience. * Flexible working hours to carry out your tasks. * A positive working atmosphere. * Welcome package. * Team-building activities. REQUIREMENTS **What do we expect from you?** Education: * Degree in Administration and Finance, Economics, Business Administration (ADE), or similar. * Additional training in management control, cost accounting, or corporate finance is desirable. Experience: * Prior experience in administrative tasks related to billing, certifications, or contract administration. * Experience in engineering, energy, utilities, construction, or technical services companies is desirable. * Experience with client platforms (ideally Iberdrola / I-DE) is desirable. * Prior experience in management control or economic analysis is valued. Technical knowledge: * Advanced proficiency in office software (Microsoft Office suite): * Excel: PivotTables, filters, basic analytical formulas (SUM, VLOOKUP/XLOOKUP, IF, etc.). * Word, PowerPoint, and Outlook. * Knowledge of SAP is desirable; familiarity with other ERP systems or management, accounting, and/or project software is also valued. * Ability to interpret economic-financial information (revenues, costs, margins, variances). Personal competencies: * Strong planning, organizational, and work control capabilities. * High problem-solving ability and results orientation. * Rigor, attention to detail, and commitment to information quality. * Ability to work under tight deadlines and manage multiple tasks simultaneously. * Communication and teamwork skills, facilitating coordination among Finance, Projects, and Clients. * Proactivity, initiative, and continuous improvement mindset—especially in a growing company environment.