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Mitsui & Co., (Thailand) Ltd.

Careers

Job Openings

Updated on 25th November 2025

1. Sales Position (Mineral & Metal Resources Division)

Job description

To take care trading business and to investigate new business opportunity and new market.

  • Manage business and achieve GP(RP) objectives for each PIC fields, including support to the PIC team (Sale Co).
  • Enhance sustainable growth for PIC commodities via strategic approach to customers/suppliers to maintain/strengthen/broaden business portfolio.
  • Study and explore new potential business.
  • Strengthen collaboration within the individuals, teams, divisions, organization (management, corporate, other divisions), APU, Mitsui group to enhance individual professionalism and organization strength.
  • Understand D&I, integrity, honest communication and take action to support one another.
  • Enhance working skills/communication skills (ex. Transaction with colleagues/ taking seminars/training program/individual study etc.)

We are looking for

  • Male/Female, age 25-30 years.
  • Min 3 years’ experience: belonging to an organization as Sale PIC and if he/she has any experience in the Metal industry (ferrous/non-ferrous) would be preferred.
  • Knowledge of trading (Import/Export, and Domestic distribution), logistics, and inventory management skills.
  • Good command of English (require minimum TOEIC score 730) and basic IT skills (Excel, Word, PowerPoint).
  • Supportive character, team spirit, good listener and humble.
  • Enthusiastic, Logical thinking, strong negotiation, and smooth communication skill.
  • Eagerness to learn and tackle trading business, High ambitious, Aims high and Endeavor.
  • Positive thinking, Can-do attitude, having high responsibility for work.

2. Risk Management Officer (Finance and Risk Management Div.)

Area of responsibility

Cooperate with business division for business expansion by assessment creditability of customers/suppliers.

  • Assess credit line applications. Analyze financial statements of customers/suppliers.
  • Gather and update business/industry information, monitor performance (payment/delivery) of customers/suppliers.
  • Discuss with business div./other div. both local and oversea offices for appropriated business solutions.
  • Visit customer, supplier, warehouse when necessary.
  • Perform other assignments under instruction of supervisor.

We are looking for

  • Male/Female, age 28-33 years.
  • Minimum 3 years’ experience in assess customer’s creditability.
  • Bachelor’s degree or higher in Accounting, Finance, and/or Economic education background.
  • Good command of English (TOEIC score 730 or above is preferred).
  • Legal knowledge regarding collateral and debt collection is an advantage.
  • Computer literacy: MS Office, Excel, Word, PowerPoint, and SAP is advantage.
  • Good team player, good attitude and attentive to details.
  • Open-minded and eager to learn new things.
  • Ability to prioritize tasks and manage deadlines.
  • Able to work under pressure.

3. Sales Position (Food Business Dept.) in Food & Retail Business Division

Job description

Support for the execution and assignment from Sales team with good communication and cooperation.

  • Handle tapioca starch and other businesses including suppliers & customers relationship management.
  • Expand starch business to both domestic and international market including market study and approach new customers/suppliers.
  • To update and share tapioca market situation with related parties.
  • Supervise and coordinate with Sales coordinator for smooth business execution. Handle some sales supporting tasks and be able to substitute our sales coordinator when needed.
  • Practicing in internal system, coordinating with internal Mitsui for any requirement related to business and non-business requirement.

We are looking for

  • Male/Female, age 25-35 years.
  • Good communication (Proactive engagement to expand business)/Negotiation skills.
  • Minimum 3 years of experience in Food Business and related field.
  • Teamwork & Good service mind, positive reaction under pressure.
  • Positive thinking, adaptability, and sense of curiosity (eagerly learning)
  • Accuracy, Flexibility, and Punctuality.

4. Legal Counsel Position (Legal Division)

Area of responsibility

This position is mainly responsible for (1) managing legal and compliance matters of MCT/MSI/MSH with professional knowledge and experience, such as giving proper and practical legal solutions to management, business and corporate divisions as well as group companies, and (2) managing corporate secretarial works, such as Shareholders’ meeting and Board of Directors’ meeting and the relevant company registration.

  • Provide proper and practical legal support to management, business and corporate divisions as well as group companies, including, but no limited to review of contracts necessary for the business activities (such as sale and purchase agreements).
  • Promote Company’s Compliance Program and “With Integrity” guidelines. Handle compliance issues with the supervision of GM. Plan and lead legal and compliance seminars.
  • Manage corporate secretarial works, such as Shareholders’ meetings and Board of Directors’ meetings and the relevant company registration.
  • Review and update company internal regulations from time to time by following up on the enforcement or amendment of relevant laws and regulations.
  • Enhancement of legal knowledge of Mitsui/Mitsiam staff, representative office and group companies via seminars, newsletters, or any other means.

We are looking for

  • Male/Femail, Age: 25-35 years
  • Experience 2 years or more as an in-house legal counsel or an attorney in law firm.
  • English proficiency for business (TOEIC score 800 or above is preferable).
  • Hold Lawyer's license in Thailand.
  • Good English and Thai skills for Legal Practices, Contract Drafting Skills, Dispute Management Skills.
  • Middle-high level legal knowledge, precise and prompt report to GM and other supervisors.
  • Able to manage legal and compliance matters as an in-house lawyer.
  • Outgoing character as a team member, proactive proposing, responsible, integrity mindset.

5. Sales Position (2nd Performance Chemicals Division)

Area of responsibility

Sale PIC for many kinds of products and materials, mainly in Industrial Materials Department (plastic resins for electronic part and automotive part and promote eco-friendly materials).

  • To build relationships with existing customers and suppliers and maintain stable operation.
  • Increase profitability by raising sales or reducing costs.
  • To ensure and understand all internal procedures and control such as credit line, STC and etc. and follow compliance in all works.
  • To build up relationship internally in Mitsui Thailand and Mitsui other officers to seek for future collaboration.

We are looking for

  • Male/Female, age 25-29 years.
  • At least 2 years of experience in a sales role, with foundational knowledge of export, import, and domestic operations.
  • Proficient in business English (reading, writing, and speaking).
  • Demonstrates quick learning ability, strong problem-solving, communication, negotiation, teamwork, and analytical skills.
  • Able to perform effectively under pressure.

6. Business Development Position (Energy Division)

Area of responsibility

Coordinate business development under the supervision of GM/AGM. Manage client accounts to maintain and expand the business and support the internal business process (credit monitoring, risk control, etc.)

  • Develop new business (SAF, ethanol, carbon credit, IREC, etc.) in collaboration with headquarter and other business divisions and promote them in alignment with divisional objectives and action plans.
  • Responsible for managing various client accounts in the IREC business and exploring new customers or suppliers to further expand the business.
  • Responsible for managing various client accounts in the IREC business and exploring new customers or suppliers to further expand the business.
  • Enhance network/relationship with strategic partners/customers, understand their agenda/policy to source the business seeds which is in accordance with Mitsui's global/regional strategy.

We are looking for

  • Male/Female, age 28-33 years.
  • Good English communication skill (TOEIC score: > 800).
  • Japanese skill is advantage, but not a mandatory.
  • Business development skills and experience in energy business is preferrable.
  • IT skills (Microsoft and other analytic tools).
  • Good communication and negotiation skills.
  • Outgoing and cooperative.

7. Sales Coordinator (Mineral & Metal Resources Division)

Area of responsibility

Handles domestic logistics, import and export operations, data entry, and internal process monitoring to meet departmental goals. Also supports GM, AGM, and sales team in business activities.

  • Support in coordinating shipping related assignments for mainly copper scrap business.
  • Manage delivery schedule for each contract, ensure docs are correct, deliver the docs timely before the cargo delivery.
  • Resolve potential issues between suppliers and customers directly and/or communicate through oversea branches or other team members.
  • To understand the proper business process, internal rules and input in the system properly.
  • To enhance working skills/communication skills, join several seminars/training sessions.

We are looking for

  • Male/Femail, Age: 23-25 years.
  • Good communication skill in English.
  • Min. 1 year of experience in handling shipping documents.
  • Proficient in basic IT applications (Excel, Word, PowerPoint).
  • Demonstrates a high level of commitment to completing tasks.
  • Excellent interpersonal skills, with a positive attitude and the ability to build strong relationships with team members.

Join us

Please send the Job Application, the Career Profile (CV/Resume) in English, to us
Contact: P.Siriwong@mitsui.com
(Tel. +66-2-344-2222)

Our company response and comply to Thailand's Personal Data Protection Act. All personal data will be saved, be handled and be deleted in accordance with Thailand's Personal Data Protection Act - PDPA (B.E.2562)

* Although Mitsui & Co., (Thailand) Ltd. and Mitsiam International, Limited are different legal entities, they are collaboratively operating based on service contracts and so on.
Even if it is referred to as Mitsui & Co., (Thailand) Ltd. on this website, it may include activities as Mitsiam International, Limited.
Whether you belong to Mitsui & Co., (Thailand) Ltd. or Mitsiam International, Limited will be decided and informed before you join us.