Data Science Engineer / データサイエンスエンジニア

Job Requirements

At Quest Global, it’s not just what we do but how and why we do it that makes us different. With over 25 years as an engineering services provider, we believe in the power of doing things differently to make the impossible possible. Our people are driven by the desire to make the world a better place - to make a positive difference that contributes to a brighter future. We bring together technologies and industries, alongside the contributions of diverse individuals who are empowered by an intentional workplace culture, to solve problems better and faster.

［業務内容］Key Responsibilities

半導体製造装置の管理・制御に必要なコンピュータシステムの設計

先端半導体の生産性向上および品質改善に貢献する装置モデル化の遂行

統計解析技術を活用したプロセス改善のためのデータ分析

半導体プロセスに関する数理的知見の普及と促進

Design of computer systems necessary for the management and control of semiconductor manufacturing equipment

Execution of device modeling that contributes to improving productivity and quality of advanced semiconductors

Data analysis for process improvement using statistical analysis techniques

Dissemination and promotion of mathematical knowledge related to semiconductor processes

［ポジションの魅力］ Attractive Points of the position

最先端ノード（2nm世代）の開発に携わることができる

立ち上げフェーズならではの技術選定・開発

グローバルで通用する半導体技術者スキル

You can be involved in the development of cutting-edge nodes (2nm generation)

Technology selection and development unique to the launch phase

Be part of the globally recognized semiconductor engineering skills

We are known for our extraordinary people who make the impossible possible every day. Questians are driven by hunger, humility, and aspiration. We believe that our company culture is the key to our ability to make a true difference in every industry we reach. Our teams regularly invest time and dedicated effort into internal culture work, ensuring that all voices are heard.

We wholeheartedly believe in the diversity of thought that comes with fostering a culture rooted in respect, where everyone belongs, is valued, and feels inspired to share their ideas. We know embracing our unique differences makes us better, and that solving the worlds hardest engineering problems requires diverse ideas, perspectives, and backgrounds. We shine the brightest when we tap into the many dimensions that thrive across over 21,000 difference-makers in our workplace.

Work Experience

［応募条件］ Requirements

※経験年数 : 3 年程度

専門性：Python, Spotfire, JMPなど解析ソフトを活用した経験

経験：半導体プロセスデータの解析やモデル化の経験

製造データからの特徴量の抽出と数理解析の経験

SQLを用いたデータベースからの必要データの収集

経験の浅いエンジニアへの技術指導

Excel: 中級レベル以上

その他: PCスキル中級以上

Required years of experience – ~3 year

Expertise: Experience using analysis software such as Python, Spotfire, JMP; Experience: Experience analyzing and modeling semiconductor process data.

Experience in extracting features from manufacturing data and performing mathematical analysis

Technical instruction for engineers with little experience collecting necessary data from databases using SQL

Excel: Intermediate level or higher.

Other: PC skills intermediate or higher

尚可要件 Good to Have

製造業で数理解析・装置制御の実務に取り組んできた経験

リレーショナルデータベースのスキーマ設計

機械学習によるモデル化

数理統計 Python JMP

Experience in practical work in mathematical analysis and equipment control in manufacturing

Schema Design of Relational Databases

Modeling Using Machine Learning

Mathematical Statistics Python JMP

語学力 Language Skill

英語‐ 不問

日本語‐ JLPT N2 以上

English – Not mandatory

Japanese – JLPT N2 or above

[待遇・福利厚生]

昇給年1回 ※契約社員は更新のタイミングで見直しあり

通勤手当（上限2万円/月）

給与詳細：完全年俸制（1/12を毎月支給）

残業手当

各種社会保険完備

・ 厚生年金

・ 健康保険（TJK : 東京都情報サービス産業健康保険組合）

・ 雇用保険

・ 労働者災害補償保険

健康診断（被扶養者健康診断、人間ドック、婦人科健診など）

65歳定年制 ※役職定年なし

社内研修制度（オンライン）

試用期間3ヶ月、業務・待遇変更なし

受動喫煙防止対策：あり（屋内禁煙）

[Welfare]

Salary increment once a year

Commuting allowance (up to 20,000/month)

Salary details: Full annual salary system (1/12 paid monthly)

Overtime allowance

Equipped with various social insurance

・ Welfare pension

・ Health insurance (Tokyo Information Service Industry Health Insurance Association)

・ Employment insurance

・ Worker's Accident Compensation Insurance

Health checkup (health checkup for dependents, medical checkup, gynecological checkup, etc.)

Retirement age is 65 years old *No retirement age for positions

Referral recruitment system (with benefits)

In-house training system (online)

Trial period: 3 months, no change in duties or benefits

Measures to prevent passive smoking: Yes (no smoking indoors)

[休日休暇]

年間休日120日以上

完全週休2日制（土・日）

祝日

年末年始休暇

有給休暇

産前産後休暇

育児休暇

介護休暇

忌引休暇

※常駐先の業務にともなって休日・休暇は変動の可能性があります。すべて大手メーカーのため、年次休暇などは充実している場合がほとんどです。

[Vacations]

Total holidays: over 120 days off per year

2-day weekend system (Saturday and Sunday)

National Holidays

New Year holidays

Paid vacation

Prenatal and post-natal leave

Childcare leave

Nursing care leave

Bereavement leave

Holidays and vacation days may change depending on the work place you are stationed. Since they are all major manufacturers, most have generous annual vacations