Key Skills

Job Description

Internship Opportunities - Grotius Centre for International Legal Studies Are you interested in public international law and eager to gain hands-on experience? The Grotius Centre for International Legal Studies is looking for enthusiastic interns to support the Centre with the organization and coordination of its 2027 activities. This includes but is not limited to events such as the Telders International Law Moot Court Competition, the IBA International Criminal Court Moot Court Competition, and our Grotius Summer Schools (Duke-Leiden Institute in Global and Transnational Law, International Arbitration Training Course, International Humanitarian Law in Theory and Practice, and International Criminal Law: From Theory to Practice). Join our dynamic team and build your skills in an international academic environment. Position Overview As an intern, you will primarily support our Project Managers with a range of organizational and administrative tasks. This role provides excellent opportunities for professional development, knowledge building, and networking within the field of public international law. The time frame for the internship is either: 1 February – 30 July, or 1 February – 31 August In principle, the internship is 32-38 hours per week between February and April. However, we are flexible and happy to discuss schedules with our applicants on a case-by-case basis. From May to August, we do require our interns to be available full-time, as our moot courts and summer schools will be taking place. Based on which project(s) interns are assigned to, they will need to be fully present for the same in The Hague. It is a strict requirement that students applying for the internship are enrolled for the duration of the internship in a Bachelor’s or Master’s Programme. Preference will be given to applicants who receive credits in their Bachelor’s or Master’s Programme as part of the internship. Key Responsibilities Assist with logistics for the Centre’s activities, including moot court competitions and summer courses. Provide day-to-day administrative support, such as responding to email inquiries, creating promotional content, preparing materials for students and participants, maintaining databases, drafting documents, and more. Research on PIL subjects might be needed on some occasions. Maintain communication with various stakeholders involved in these activities. Manage social media platforms (Facebook, LinkedIn, Instagram). Attend and support on-site activities. Skills & Requirements Enrolled for the duration of the internship in a Bachelor’s or Master’s Programme. This is a strict requirement. Your educational institution must be willing and able to sign the required internship agreement. Enrolled students who have deferred their start date are also eligible. Strong oral and written communication skills in English. Proficiency in MS Office (Word, Excel, PowerPoint). Detail-oriented, organized, and able to handle multiple tasks. Ability to work both independently and as part of a team. Ability to work in-person at our office in The Hague throughout the duration of the internship. Working in Leiden might also be necessary, though not frequent. Please note that May-August are the months in which most activities will take place, and as such in-person work will be necessary during this time. Experience in project management is a plus. Experience managing social media accounts is a plus. Familiarity with design tools like InDesign, Canva, or Photoshop is a plus. Strong oral and written communication skills in a second language is a plus. What We Offer Hands-on experience at the Grotius Centre for International Legal Studies (Leiden University), a world-class institution in public international law. Opportunities to expand your network and gain insights into the field. A flexible schedule from February-April, with the possibility to work from home if no in-person events are taking place (e.g., an event where your presence is required to assist the Project Managers). A multicultural work environment. A monthly stipend of 500 euros. How to Apply Application deadline: 25 November 2026. To apply, send your CV and motivation letter to [email protected]. Please title your email ‘LAST NAME_INTERNSHIP’. Be sure to specify your preferred end date in your application, if any. Interviews will take place online between 7 - 11 December 2026. This position is based on-site at Leiden University’s Wijnhaven & Spui Buildings, in The Hague. On-site work at our location in Leiden might be necessary, though not frequent. If you have any questions, feel free to contact us via email at [email protected]. Please note that phone inquiries are not accepted. The Grotius Centre reserves the right not to appoint anyone for the listed positions. We look forward to receiving your application!

Core Responsibilities

Support project managers with logistics and administrative tasks for moot court competitions, summer schools, and other Centre activities. Communicate with stakeholders, manage social media, conduct occasional public international law research, and assist with on-site events.

Requirements

Applicants must remain enrolled in a bachelor's or master's program for the entire internship, and their educational institution must be able to sign the required internship agreement. They must have strong English communication skills, proficiency in Microsoft Office, organizational skills, and the ability to work independently and in a team; in-person work in The Hague is required.

Benefits

• Professional Development Opportunities
• Networking Opportunities
• Flexible Schedule
• Work From Home When No In-Person Events Are Required
• Multicultural Work Environment