# Tech Planning & Operations / Engineering Management Accounting Specialist
**Company:** Mercari, Inc.
**Location:** Minato, Tokyo, Japan
**Employment Type:** Full-time
**Work Style:** Flextime system with no core hours and no flex-time restrictions
**Language Requirement:** Japanese required
## About the Role
This role sits within Mercari’s Engineering Office and focuses on managing cost and budget operations for the engineering organization. The team’s objective is to make spending across cloud infrastructure, SaaS, and development tools understandable, explainable, and useful for management decisions.
The position connects finance and engineering. It works across multiple products and group companies to improve how development-related expenses are tracked, allocated, reported, and used in decision-making. The role supports a sustainable engineering organization by helping leadership and engineering teams use the same data to discuss investment priorities.
## Key Responsibilities
– Manage engineering budgets, monitor actuals versus plan, and improve related processes
– Design and operate cost allocation rules
– Review and maintain allocation logic for development costs and tool usage fees across businesses and group companies
– Operate and maintain the software capitalization process
– Improve the efficiency of software development assetization workflows
– Prepare reporting for management planning teams, senior leadership, and the CTO regarding costs and investment status
– Coordinate and align with cross-functional stakeholders, including engineers, product managers, finance, accounting, and audit teams
– Help build and refine processes in areas with limited structure or inconsistent operations
## Required Skills
– 2–3+ years of relevant professional experience in one of the following:
– Budget management and cost analysis in a systems development or IT environment
– Experience in SIer or IT consulting, including gathering client needs and translating them into systems or concrete business processes
– Ability to identify current-state issues in unstructured or chaotic environments and establish processes that can be adopted and sustained
– Strong communication skills with the ability to build alignment across diverse stakeholders
– Ability to make proposals and decisions independently in uncertain or rapidly changing environments
– Flexible mindset and sound judgment when adapting to changes in direction or priorities
– Basic understanding of cloud and SaaS cost structures, or a willingness to learn
– Experience using generative AI, LLMs, or AI agents to improve efficiency or refine processes, or strong interest in doing so
– Japanese language proficiency: Proficient (CEFR C1)
## Preferred Skills
– Experience managing or optimizing cloud costs
– Experience collaborating with engineering organizations at a company that develops its own products
– Experience with data analysis or BI tools for reporting
– English language proficiency: Independent (CEFR B1)
## Cloud Platforms & Technologies
### Cloud Providers
– Google Cloud
– AWS
### AI / Emerging Tools
– Generative AI
– LLMs
– AI agents
### Reporting / Analytics
– BI tools
## Benefits
– Full-time employment
– Flextime system with no core hours and no flex-time restrictions
– Work in Roppongi, Tokyo
## Useful Links
– Careers: https://careers.mercari.com/
– Mercan: https://mercan.mercari.com/
– LinkedIn: https://www.linkedin.com/jobs/view/4477659637
## Why You Might Be Interested
This role offers the opportunity to work at the intersection of engineering, business, and finance within a large, multi-product organization. You would help shape how engineering-related costs are structured, explained, and used in decision-making across business units and group companies. The position also involves improving processes from the ground up in areas that are not yet fully standardized. For candidates who want to combine operational, analytical, and cross-functional work, this is a hands-on role with broad organizational visibility.
