Join DayOne – Shaping the Future of Data Infrastructure

DayOne is a global leader in the development and operation of high-performance data centers. As one of the fastest-growing companies in the industry, we’ve built a robust presence across Asia and Europe — and we’re just getting started.

As we expand into new international markets, we’re looking for talented, driven individuals to join us on this exciting journey. This is more than a job — it’s an opportunity to be a key contributor to our dynamic team and help shape the future of global data infrastructure.

If you're passionate about innovation, technology, and growth, we invite you to be part of DayOne’s next chapter.

Role Overview

We are seeking an experienced Finance & Accounting Manager to lead accounting, financial reporting, compliance, and control activities for our Spanish operations while contributing to the broader European and global finance organization. This role plays a key part in ensuring accurate financial reporting, local statutory compliance, and seamless alignment with global accounting standards (IFRS/US GAAP).

You will work closely with regional and global finance teams, support audit readiness, strengthen internal controls, and help drive continuous improvement across processes, systems, and reporting.

What You Will Do

Financial Accounting & Reporting

• Lead monthly, quarterly, and annual close activities for the Spanish/Iberian legal entity in accordance with IFRS and corporate US GAAP (SOX) reporting requirements.
• Prepare, review, and analyze entity-level statutory and management financial statements.
• Support consolidated group reporting and manage intercompany accounting activities.
• Ensure accurate foreign currency accounting and multi-currency reporting.
• Partner with global finance teams and support consolidated financial statements.

Compliance, Controls & Governance

• Ensure compliance with Spanish statutory, tax, and regulatory requirements.
• Maintain and strengthen internal control frameworks including SOX-related controls where applicable.
• Coordinate relationships with auditors, tax advisors, and regulatory authorities.
• Monitor IFRS, Spanish GAAP, tax legislation, and corporate accounting policy changes.

Process Improvement & Systems

• Drive continuous improvement initiatives across accounting processes and reporting quality.
• Support SAP S/4HANA optimization projects and broader finance systems enhancements.
• Promote best practices across Iberian (south Europe) and global finance teams.

Business Partnering & Collaboration

• Provide accounting expertise and financial guidance to stakeholders.
• Translate financial information into actionable business insights.
• Collaborate on strategic initiatives, integrations, and transformation projects.
• Support global finance initiatives, projects, and integration activities where required.
• Provide coaching or knowledge-sharing to regional teams as appropriate.

What You Bring

Required Qualifications

• Degree in Accounting, Finance, Economics, or related discipline.
• 8+ years of experience in accounting, financial reporting, audit, or finance operations.
• Strong IFRS knowledge and understanding of Spanish statutory accounting and audits.
• Experience in multinational environments and strong stakeholder management skills.
• Strong analytical skills, attention to detail, and ability to communicate clearly with both financial and non-financial stakeholders.
• Proactive, solutions-oriented mindset with high integrity and a collaborative working style.

Preferred Qualifications

• Big Four background.
• US GAAP and SOX experience.
• CPA, ACCA, KHT, ACA or equivalent certification.
• SAP S/4HANA experience.

What We Offer

• Opportunity to shape finance operations in a high-growth, international environment.
• Hybrid work model supporting flexibility, balance, and wellbeing.
• Inclusive, respectful culture reflecting Finnish working norms and global best practices.
• Exposure to cross-regional finance initiatives and modern financial technology.
• A chance to influence and enhance finance operations as we scale.

Why Join DayOne?

Be a part of a company scaling fast in a booming industry.

Work on an international stage with global leaders.

Shape your career in a culture that values curiosity, agility, and bold thinking.

If you're ready to grow with one of the fastest-moving companies in the data center industry, apply now and be part of our global journey.

DayOne is proud to be an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.
If you're ready to grow with one of the fastest-moving companies in the data center industry, apply now and be part of our global journey.

For more information about us, please visit Data Center Company Built For Hyperscale.

DayOne is proud to be an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.

If you're ready to grow with one of the fastest-moving companies in the data center industry, apply now and be part of our global journey.