CAREERS
Intern: Economic and Financial Research
Location: Washington, DC
Castalia is seeking candidates for up to two internship positions. The position will be based in Castalia’s Washington, DC office. The interns would be responsible for:
- Conducting economic and financial research, analysis, and modeling;
- Producing written and visual outputs to clearly and concisely communicate the results of the analysis and modelling to clients; and
- Assisting with business development efforts.
The position is full-time or part-time (minimum 16 hours per week) and requires working on-site in our Washington, DC office. The internship duration is six to nine months, with a start date of 3 August 2026 or another mutually agreed date.
Who we’re looking for
Castalia is seeking candidates who are currently enrolled in a relevant graduate or undergraduate program (e.g., international economics, finance, and policy) and expect to graduate within the next 18 months, or who have graduated within the past 12 months.
- Excellent research and analytical skills, and an ability to apply theory to real problems
- Native-level fluency in English
- Excellent presentation and communication skills
- Advanced Excel skills (logical formulas, lookups, pivot tables, etc.)
- Relevant work experience, for example, in infrastructure, specifically related to public-private partnerships or urban utilities
- US Work Authorization.
How to apply
If you’re interested in this position, please click the button below to fill out and submit your application form to us.
Only fully completed applications can be submitted. You will need the following information and documents ready.
- Cover letter and Resume/CV
- Two professional references
- Academic Transcripts


