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Senior Sustainability Systems & Digital Intelligence Architect | Careers at DEISO
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Senior Sustainability Systems & Digital Intelligence Architect | Careers at DEISO
DEISO

advisory activity or broad consulting language. Instead, it is centered on the structured design of systems that make sustainability outputs more usable, reviewable, actionable, and ready for enterprise decision-making. The selected professional will contribute to the architecture of internal and client-facing digital intelligence environments that help translate technical outputs into clear execution pathways. This may include structured result environments, expert-guided decision layers, sustainability intelligence workflows, system logic for execution support, and digital organization of technical outputs generated across DEISO’s work.…

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Digital Twin Engineer Job Opening in Tokyo – Apply Now | DEISO Careers
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Jobs
Digital Twin Engineer Job Opening in Tokyo – Apply Now | DEISO Careers
DEISO

Life Cycle Assessment (LCA), EPD, PCFCloud Engineering & No-Code AutomationCorporate Training and Digital ConsultingWe serve enterprise clients, governments, and research institutions with advanced engineering and AI-powered sustainability solutions.

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🌐 Join DEISO as an AI Engineer (Full-Time | Tokyo or Remote)
Illustration of person using computer with AI symbols.
Jobs
🌐 Join DEISO as an AI Engineer (Full-Time | Tokyo or Remote)
DEISO

🌐 Join DEISO as an AI Engineer (Full-Time | Tokyo or Remote |Entry Level) Job ID: DSJOB-05282902523 DEISO LLC is a forward-thinking Japanese environmental sustainability company driving innovation through AI-powered platforms for Life Cycle Assessment (LCA), EPD verification, carbon accounting, and critical material intelligence. Our AI tools such as EcoIN Data AI, CFs Finder AI, Sansu AI, and Kensa AI are shaping the future of environmental data processing and sustainability intelligence. We are seeking a skilled and motivated AI Engineer…

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Open Positions: Lead GHG Verifiers
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Announcements Jobs
Open Positions: Lead GHG Verifiers
DEISO

Location: Tokyo. Application Deadline: March 15, 2025 Number of applicants: 2 DEISO LLC is seeking highly qualified and experienced Lead GHG Verifiers to join our expert team. This is an excellent opportunity to work with a leading organization in greenhouse gas (GHG) verification and sustainability. Key Responsibilities: • Perform verification of GHG emissions and carbon footprints in compliance with international standards. • Conduct assessments of product carbon footprints and ensure adherence to ISO standards. • Evaluate and verify

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Job: Life Cycle Assessment (LCA) Specialist (Job ID: DSJOB240907)
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Jobs
Job: Life Cycle Assessment (LCA) Specialist (Job ID: DSJOB240907)
DEISO

DEISO LLC is seeking a highly motivated and experienced Life Cycle Assessment (LCA) Specialist to join our growing team.  In this role, you will play a key role in supporting our sustainability initiatives by conducting LCA studies and promoting the integration of LCA principles throughout our projects.   Responsibilities:   * Conduct comprehensive

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CEO個人アシスタントの募集
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Jobs
CEO個人アシスタントの募集
DEISO

  条件:(1) 日本語：ネイティブレベル(2) 英語：ビジネスレベル(3) 埼玉県、東京都、又は周辺在住 会社概要 ：DEISO は、日本を拠点とす、環境エンジニアリング、サステナビリティ、ライフサイクルアセスメント (LCA)、環境コンサルティング、人材開発 (トレーニング サービス) を提供する、地球環境の持続可能性と持続可能な開発企業です。 雇用形態：Part time ポジション：CEO のパーソナルアシスタント 埼玉に拠点を置く、オフィス/ハイブリッド/リモートのパートタイムの「CEO のパーソナルアシスタント」の役割であり、リモートワークが可能で、柔軟性があります。 CEO のパーソナル アシスタントとして、CEO と緊密に連携して、主に日本ベースの業務を中心とした日常業務がスムーズに行われるようにしていただきます。 これには、各種書類の記入と提出（日本語）、会計オンラインプラットフォーム（日本語）のデータ入力、会議のスケジュール設定、コミュニケーションの管理、旅行の手配、イベントの企画などの業務、電話やファックスの応答どが含まれます。 日本語のほか、日英、英日翻訳も可能です。 資格 - 学士。 パーソナルアシスタントまたは同様の管理職としての実績のある経験が望ましいです。 - マルチタスクやタスクの優先順位付けを効果的に行う能力など、優れた組織スキルと時間管理スキル - 優れたコミュニケーションスキルと対人スキル - Microsoft Office およびその他の関連ソフトウェア ツールの習熟度 - ペースの速い環境での柔軟性と順応性 - 細部への配慮。 - タスクの期限を守る ご応募は、カバーレター(英語)と履歴書をjobs jobs@dei.so まで送ってください Website: dei.so    

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We are hiring a Senior Administrative and Technical Assistant (urgently)
Hiring: Senior Administrative and Technical Assistant at DEISO.
Jobs
We are hiring a Senior Administrative and Technical Assistant (urgently)
DEISO

Senior Administrative and Technical Assistant (Job ID: DSJOB2218) Important Note: To be considered for this position, a candidate must reside in Tochigi city, Japan, and possess complete Japanese proficiency and business-level English. Japanese-English interpretation skills are required. Applications must be submitted via email to jobs.dei.so along with a complete CV and cover letter. This is an onsite job (not remote or hybrid work). Apply Basic Information Job Title: Senior Administrative and Technical Assistant Job Description: We urgently seek a Senior…

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A vacancy for a database engineer is open
Hiring database engineer in Japan, apply at Deiso.
Jobs News
A vacancy for a database engineer is open
DEISO

Job description The database engineer of this position is responsible for designing, creating, implementing, updating, and working with databases schema, importing, exporting, and integrating existing databases in desktop-based software and cloud applications. The database engineer also implements optimized, secured, and cohesive database design and then utilizes data replication schemes to create consistency across distributed database sets. The database engineer will extensively involve a team of researchers, programmers, and designers to develop environmental desktop software and cloud-based applications that serve a…

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DEISO Contact & Quotation Inquiry

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Indicate whether your request is related to a real project or organizational need.

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Provide a concise and technically relevant description of your request to support accurate evaluation and quotation.

To improve clarity and response speed, include:

  • Product, system, or organizational context
  • Requested service (e.g., LCA, EPD, PCF, GHG, Scope 3)
  • Objective (e.g., compliance, reporting, decision-making)
  • Target market or standard (e.g., EU, EN 15804)
  • Timeline or deadline (if applicable)

If your request is brief or unclear, our team may follow up to request additional details to support accurate technical evaluation.

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Contact Info.

English Address:
Level 21 Shiodome Shibarikyu Building
1-2-3 Kaigan, Minato-ku
105-0022 Tokyo, Japan.

Japanese Address:
〒105-0022 東京都港区海岸1-2-3
汐留芝離宮ビルディング21階, 合同会社DEISO.

Phone (JP): 03-5403-6479 / 0488-72-6373
Phone (EN): 070-6969-7700
Fax: 03-5403-6475 / 0488-72-6373
Email: info@dei.so

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Engineering the Future of Sustainable Performance

Execute Sustainability Projects
Full technical responsibility for LCA, Scope 3, PCF, and EPD execution under real-world conditions.
Initiate Technical Audit
Identify data gaps, inconsistencies, and risks before submission or verification.
Start Rapid Review (48–72h)
Stabilize time-sensitive sustainability work and reduce technical risk under tight deadlines.
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Integrated sustainability systems combining execution, intelligence, and digital infrastructure.
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Full portfolio across LCA, GHG, ESG, PCF, EPD, and technical validation.
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