1. Working Student Human Resources (m/f/d)

Part-time (max. 19 hours/week), fixed-term contract for 6 months with the possibility of extension

Your tasks:

• Supporting administrative HR processes throughout the entire employee lifecycle, from onboarding to offboarding
• Preparing employment contracts, contract amendments and other HR-related documents
• Maintaining and managing electronic personnel files
• Supporting recruitment activities, including the creation and publication of job advertisements, initial screening of applications and candidate correspondence
• Assisting with data maintenance in our time management system
• Supporting the preparation of employee communications as well as the maintenance and updating of HR information pages on the intranet
• Contributing to smaller HR projects and process improvement initiatives
• Researching new ideas and trends to support the development of modern and AI-enabled HR practices

Your qualifications:

• Currently enrolled in a degree programme in Business Administration, Social Sciences, Psychology, Human Resources or a comparable field of study
• Initial practical experience through internships, working student positions or similar activities in HR or a comparable commercial environment is an advantage
• Excellent German and good English language skills, both written and spoken
• Confident user of Microsoft 365 applications, particularly Word, PowerPoint and Excel; initial exposure to Microsoft Copilot is desirable
• Strong communication skills and a friendly, professional manner
• Careful, structured and reliable working style
• High level of discretion when handling confidential information
• Interest in working in an international environment

Your benefits at Mitsui:

• Attractive hourly rate of €16
• Flexible working hours and flexible remote work (up to 1 day per week)
• Holiday and Christmas bonuses as well as meal allowance
• Mobility allowance (e.g. public transport, where no university-provided student ticket is available)
• Access to discounted fitness programmes and employee benefits
• Regular team events and company functions
• Fresh fruit, a table tennis table and a massage chair available in the office

How to apply:

Please send your application in English, including your CV, certificates, and – if available – references from internships or part-time jobs, via email to: RecruitingDUSAJ@mitsui.com. In addition, please briefly tell us why you would like to join Mitsui and what excites you about this position.

2. Accountant / Assistant Accountant (m/f/d)

Full-time 38,5 hrs/week, permanent employment

Key responsibilities:

As part of our Business Support and Control Department, you will play a key role in ensuring accurate financial reporting, regulatory compliance, and business support through financial analysis and accounting expertise. Your responsibilities will include:

 

• Processing, verifying, and posting supplier and customer invoices
• Supporting monthly, quarterly, and annual financial closing activities
• Analysing financial performance and business results against budgets and forecasts
• Maintaining general ledger accounts and ensuring the accuracy of accounting master data
• Acting as a trusted business partner and point of contact for accounting-related matters across various business departments
• Supporting the implementation of new projects, system enhancements, and process improvements within the Accounting and Business Support and Control Department
• Preparing and submitting Intrastat reports and VAT returns
• Reviewing and monitoring VAT-relevant transactions to ensure compliance with applicable regulations
• Supporting the calculation and reporting of corporate and trade tax obligations
• Preparing financial reports, analyses, statistics, and management information to support business decision-making
• Contributing to forecasting, budgeting, and business planning processes

Your qualifications and Experience:

• Successfully completed university studies (bachelor’s or master’s degree) in Business Administration, Finance, Accounting, or a related field
• Or completed commercial training supplemented by further professional qualification as an Accountant (IHK), ideally as an International Accountant (IHK)
• Professional experience in accounting, finance, taxation, or a comparable position.
• Sound knowledge of German accounting principles (HGB) and a good understanding of international accounting standards.
• Solid knowledge of taxation, particularly VAT regulations and compliance requirements.
• Proficiency in Microsoft Office applications, particularly Excel
• Experience working with SAP S/4HANA or SAP HANA.

 

Your skills and competencies:

• Business-fluent German and English, both written and spoken.
• Strong analytical thinking and a high affinity for numbers and financial data.
• Ability to analyse complex financial information and translate findings into meaningful business insights.
• Structured, detail-oriented, and independent working style with a strong focus on accuracy and quality.
• High degree of reliability, accountability, and professional integrity.
• Strong organisational skills with the ability to manage multiple priorities effectively.
• Proactive mindset and enthusiasm for continuous learning and professional development.
• Effective communication and interpersonal skills, with the ability to work collaboratively across departments.
• Team-oriented approach combined with the confidence to work independently and take ownership of responsibilities.

Your Benefits at Mitsui:

• Flexible working hours (38.5-hour week)
• Remote work up to 2 days per week
• 30 days of annual leave
• Attractive training and development opportunities
• Company pension scheme and capital-forming benefits
• Holiday and Christmas bonuses
• Mobility allowance (e.g., public transport)
• Bike leasing (JobRad)
• Discounted fitness programs and employee benefits
• Regular team and corporate events

Contact:

We look forward to receiving your application in English. Please include your salary expectations and earliest possible start date and send your application to: RecruitingDUSAJ@mitsui.com

3. Risk Management Analyst (m/f/d)

Full-time 38,5 hrs/week, permanent employment

Key responsibilities:

As a Risk Management Analyst, you will play a key role in identifying, assessing, monitoring, and mitigating business risks across Mitsui's operations. Your responsibilities will include:

 

• Managing a broad range of risk matters, including credit, market, country, and investment risks relating to the businesses of Mitsui EMEA (primarily Mitsui & Co. Deutschland GmbH) and affiliated companies.
• Conducting comprehensive quantitative and qualitative risk assessments of counterparties, business partners, and investment opportunities.
• Providing expert recommendations and guidance to business departments and senior management regarding credit lines, trading limits, and investment decisions.
• Performing due diligence by visiting and interviewing counterparties, credit agencies, and other relevant stakeholders to gather information and evaluate risk exposures.
• Monitoring overdue receivables and credit limit breaches, identifying root causes, recommending corrective actions, and reporting findings to management.
• Monitoring long and short positions and analysing risk events, including limit excesses, loss limit breaches, and maximum risk volume exceedances.
• Supporting the management and resolution of unexpected or emerging risk issues.
• Developing and implementing debt recovery strategies across the EMEA region while liaising with debtors, insurers, legal counsel, insolvency practitioners, and courts.
• Delivering seminars, workshops, and training initiatives to strengthen risk awareness and risk management competencies across business departments.

Your qualifications and Experience:

• University degree in Mathematics, Economics, Finance, Law, or a related discipline.
• Experience in B2B risk management, preferably within an international trading company, commercial or investment bank, credit insurer, or comparable environment.
• Strong analytical and numerical skills, particularly in the assessment of consolidated financial statements.
• Solid knowledge of accounting and finance, including corporate finance and project finance concepts.
• Understanding international commercial practices, including payment methods, trade finance, and Incoterms.
• Familiarity with insolvency proceedings, collateral management, and debt recovery processes.
• Good understanding of international macroeconomic developments and their potential impact on business operations.

Your skills and competencies:

• Business-fluent English, both written and spoken.
• German and/or Japanese language skills would be an advantage.
• Good working knowledge of Microsoft Office applications, particularly Excel.
• Ability to quickly understand complex business issues and translate them into practical risk assessments.
• Strong organizational skills with a structured, independent, and results-oriented approach to work.
• High level of initiative, accountability, and ownership.
• Proactive mindset with strong planning, execution, monitoring, and follow-up capabilities.
• Excellent communication and interpersonal skills with the confidence to engage effectively across different levels of the organization.
• Strong team spirit, reliability, and professional integrity.
• Openness to career mobility within the Mitsui Group and an interest in gaining experience across different businesses and international locations.

Your Benefits at Mitsui:

• Flexible working hours (38.5-hour week)
• Remote work up to 2 days per week
• 30 days of annual leave
• Attractive training and development opportunities
• Company pension scheme and capital-forming benefits
• Holiday and Christmas bonuses
• Mobility allowance (e.g., public transport)
• Bike leasing (JobRad)
• Discounted fitness programs and employee benefits
• Regular team and corporate events

Contact:

We look forward to receiving your application in English. Please include your salary expectations and earliest possible start date and send your application to: RecruitingDUSAJ@mitsui.com.

4. Working Student (m/f/d) Business Development & Market Analysis

Part-time (max. 19 hours/week), fixed-term contract for 6 months

The position is based in the First Basic Chemicals Department. The department markets and distributes chemical raw materials and develops new business opportunities across Europe. Its focus is on basic chemicals and solvents. Working closely with international manufacturers, customers and logistics partners, the team actively contributes to the entire value chain. Activities range from market analysis and business development to sales and procurement, as well as the development of efficient supply chain and logistics solutions.

Your tasks:

• Support market, competitor and portfolio analyses, as well as research on products, customers, suppliers and market trends
• Prepare, analyse and evaluate market and business data to support decision-making processes
• Contribute to the development of new business opportunities and the introduction of new products
• Support the optimisation of sales, procurement and supply chain processes
• Prepare product, market and management presentations
• Maintain and update customer, product and logistics overviews
• Translate and present chemical and business-related topics in a clear and understandable manner
• Support projects related to sustainability, circular economy and emerging technologies
• Use digital tools and AI applications for research, data analysis and process improvement

Your qualifications:

• Ideally, you are in the final stage of your Bachelor's degree or already pursuing a Master's degree in Business Chemistry, Business Administration, Economics or a comparable field of study
• Interest in the chemical industry, international markets, as well as supply chain and sales-related topics
• Excellent German and English language skills, both written and spoken
• Proficiency in Microsoft Office applications, particularly Excel and PowerPoint
• Strong analytical skills and an interest in analysing and presenting data and information in a clear and understandable manner
• Independent, reliable and conscientious working style
• Enjoy working in an international environment

Your benefits at Mitsui:

• Attractive hourly rate of €16
• Flexible working hours and flexible remote work (up to 1 day per week)
• Holiday and Christmas bonuses as well as meal allowance
• Mobility allowance (e.g. public transport, where no university-provided student ticket is available)
• Access to discounted fitness programmes and employee benefits
• Regular team events and company functions
• Fresh fruit, a table tennis table and a massage chair available in the office

How to apply:

Please send your application, including your CV, certificates, and – if available – references from internships or part-time jobs, via email to: RecruitingDUSAJ@mitsui.com. In addition, please briefly tell us why you would like to join Mitsui and what excites you about this position.

5. Sales Manager (m/f/d)

Full-time - 38,5 hours/week - permanent

Your tasks:

• Marketing and sales in the petrochemicals/basic chemicals (commodities)
• Independently developing new sales markets in Europe and implementing sales strategies
• Acquiring new customers
• Managing our existing customers and business relationships
• Market research and analysis
• Price and contract negotiations
• Credit risk management
• Supporting the General Manager (direct reporting line)
• Collaboration with Mitsui offices worldwide
• On-site collaboration with the back-office team
• Contributing to the further development of our internal processing procedures
• Travelling (ard. 30%) to support business development, particularly in Europe and, where required, worldwide

Your qualifications:

• A successfully completed degree in business administration and/or a degree in chemical industry management
• Sales experience in an internationally operating company is desirable
• Knowledge of the petrochemical sector is an advantage but not essential
• Sales affinity combined with a communicative, dynamic and target oriented performance
• A high degree of initiative, commitment, and intellectual curiosity
• Readiness of mind, analytical skills as well as a structured working style
• Proficiency in both, written and spoken German and English
• Enjoy working in an international and diverse team
• Class B / 3 driving licence
• Flexibility and team spirit

     

Your benefits at Mitsui:

• Flexible working hours (38.5-hour week)
• Remote work up to 2 days per week
• 30 days of annual leave
• Attractive training and development opportunities
• Company pension scheme and capital-forming benefits
• Holiday and Christmas bonuses
• Mobility subsidies (e.g., public transport)
• Bike leasing (JobRad)
• Discounted fitness programs and employee perks
• Regular team events and company functions

Contact:
We look forward to receiving your application in English. Please include your salary expectations and earliest possible start date and email it to: RecruitingDUSAJ@mitsui.com

6. Working Student (m/f/d) Regulatory Affairs / REACH Administration

Part-time (max. 19 hours/week), fixed-term contract for 12 months

The position is based in the Logistics Strategy Department. The department manages and monitors trade compliance and logistics-related risks, while providing logistics solutions and logistics intelligence. Through these activities, it supports Mitsui & Co.’s business departments and affiliated companies in conducting efficient and compliant trading operations. We are looking for a motivated student who would like to gain practical experience in Regulatory Affairs and learn more about the EU Regulation on the Registration, Evaluation, Authorisation and Restriction of Chemicals (REACH).

Your tasks:

• Supporting the handling and preparation of REACH-related requests from our business departments
• Collecting, reviewing, and organizing information in our internal systems
• Verifying the completeness of documentation using established checklists and procedures
• Assisting with the monitoring of regulatory developments
• Maintaining and updating data in the regulatory software applications PubliChem and ExESS
• Helping to structure and organize regulatory product information
• Assisting in sharing relevant regulatory requirements internally in coordination with the REACH Specialists

Your qualifications:

• Ongoing studies in Chemistry, Biochemistry, Environmental Sciences, Industrial Engineering, Law, Sustainability Management, or a comparable field
• Interest in chemicals-related European regulatory affairs; previous knowledge of REACH or Regulatory Affairs is beneficial but not required
• Very good German and English skills, both written and spoken
• Structured, detail-oriented, and reliable working style, combined with strong communication skills and confidence when interacting with various stakeholders
• Confident use of Microsoft 365 applications; knowledge of Power BI and Power Automate is an advantage
• Enjoy working in an international and diverse team environment

Your benefits at Mitsui:

• Attractive hourly rate of €16 
• Flexible working hours 
• Flexible remote work (up to 1 day per week) 
• Holiday and Christmas bonuses 
• Meal allowance 
• Access to discounted fitness programs and employee benefits 
• Regular team events and company functions

How to apply:

Please send your application in English, including your CV, certificates, and – if available – references from internships or part-time jobs, via email to: RecruitingDUSAJ@mitsui.com. In addition, please briefly tell us why you would like to join Mitsui and what excites you about this position.