Responsibilities

1. General Accounting

• Perform month-end closing for your assigned areas
• Prepare journal entries and analyze general ledger accounts
• Assist in preparing financial statements, summaries, and reports
• Support external audit documentation and walkthroughs
• Assist with implementation or upgrades of finance and other systems
• Support tax filings and employee expense review

2. Revenue & Cost Management

• Review estimates, purchase orders, acceptance reports, and invoices for billing and revenue recognition
• Process billing and revenue recognition accurately
• Manage costs and WIP
• Monitor accounts receivable, unbilled receivables, and aging

3. Project Accounting (Potential Future Responsibility)

• Understand complex project revenue recognition
• Provide advice to service and sales teams on revenue and cost matters
• Review project-related purchase orders and contracts, ensuring accurate order registration
• Learn and troubleshoot project accounting systems independently

#LI-TO1#LI-Hybrid

Education / Qualifications

• Minimum 2-3 years of experience in accounting
• Knowledge of ERP systems (Microsoft Dynamics GP preferred; SAP/Oracle a plus)
• Native level Japanese, Business-level English (spoken and written)
• Strong Excel skills (VLOOKUP, SUMIF, Pivot Tables, etc.)
• Strong time management and accountability
• Excellent communication skills and ability to collaborate effectively
• Eagerness to learn new tasks and drive process improvements

About Octave

Octave provides mission-critical software that empowers organizations to make informed decisions across every stage of the asset lifecycle — Design, Build, Operate and Protect — where performance, safety, and reliability are non-negotiable and failure is not an option. 

Turning complex operational data into actionable intelligence, Octave connects expertise, real-world conditions and enterprise-scale insight to improve performance, resilience and incident response where it matters most. 

Octave has approximately 7,200 employees in 45 countries. Learn more at octave.com and follow us on LinkedIn. 

Why work for Octave?

All in. Always forward. That's the way we do things around here. We put trust in our people because we believe it's the best way to unleash potential, bring ideas to life, and keep moving ahead. And it's why we're committed to creating an environment that's truly supportive, providing you with the resources you need to support your ambitions, no matter who you are or where you are in the world.

Everyone is welcome

At Octave, we believe that diverse and inclusive teams are critical to the success of our people and our business. Here, everyone is welcome. As an inclusive workplace, we don't discriminate. In fact, we embrace differences and are fully committed to creating equal opportunities, an inclusive environment, and fairness for all.

Respect is the cornerstone of how we operate, so speak up and be yourself. You're valued here.