Internship Calendar

Application windows and traineeship periods for recurring internship programmes in Brussels. Plan ahead, never miss a deadline.

Browse current internship vacancies

Applications Open

EPP Group

Spring Session

Apply: 15 Oct – 15 Nov

Traineeship: Feb – Jun

Traineeship: Feb – Jul

Paid · Brussels

The Left Group (GUE/NGL)

Spring Session

Apply: Oct – Nov

Traineeship: Feb – Jul

Paid · Brussels

Opening Soon

European Economic & Social Committee

Autumn Session

Apply: 3 Jan – 31 Mar

Traineeship: Sep – Feb

€1,539/mo · Brussels

Committee of the Regions

Autumn Session

Apply: 6 Jan – 31 Mar

Traineeship: Sep – Feb

~€1,538/mo · Brussels

Annual Timeline

Application

Traineeship

Aug ’26

Sep ’26

Oct ’26

Nov ’26

Dec ’26

Jan ’27

Feb ’27

Mar ’27

Apr ’27

May ’27

Jun ’27

Jul ’27

Aug ’27

Sep ’27

Oct ’27

Nov ’27

Dec ’27

Jan ’28

Feb ’28

Mar ’28

Apr ’28

May ’28

Jun ’28

Jul ’28

EPP Group

Apply: 15 Oct – 15 Nov

EPP Group

Apply: 15 Oct – 15 Nov

EPP Group

Apply: 15 Apr – 15 May

EPP Group

Apply: 15 Apr – 15 May

EPP Group

Traineeship: Feb – Jun

EPP Group

Traineeship: Feb – Jun

EPP Group

Traineeship: Sep – Feb

EPP Group

Traineeship: Sep – Feb

Renew Europe

Apply: Oct – Nov

Renew Europe

Apply: Oct – Nov

Renew Europe

Apply: Apr – May

Renew Europe

Apply: Apr – May

Renew Europe

Traineeship: Feb – Jul

Renew Europe

Traineeship: Feb – Jul

Renew Europe

Traineeship: Sep – Feb

Renew Europe

Traineeship: Sep – Feb

The Left (GUE)

Apply: Oct – Nov

The Left (GUE)

Apply: Oct – Nov

The Left (GUE)

Apply: Apr – May

The Left (GUE)

Apply: Apr – May

The Left (GUE)

Traineeship: Feb – Jul

The Left (GUE)

Traineeship: Feb – Jul

The Left (GUE)

Traineeship: Sep – Feb

The Left (GUE)

Traineeship: Sep – Feb

EESC

Apply: 1 Jul – 30 Sep (prev. year)

EESC

Apply: 1 Jul – 30 Sep (prev. year)

EESC

Apply: 3 Jan – 31 Mar

EESC

Apply: 3 Jan – 31 Mar

EESC

Traineeship: Feb – Jul

EESC

Traineeship: Feb – Jul

EESC

Traineeship: Sep – Feb

EESC

Traineeship: Sep – Feb

CoR Cicero

Apply: 1 Jul – 1 Oct (prev. year)

CoR Cicero

Apply: 1 Jul – 1 Oct (prev. year)

CoR Cicero

Apply: 6 Jan – 31 Mar

CoR Cicero

Apply: 6 Jan – 31 Mar

CoR Cicero

Traineeship: Feb – Jul

CoR Cicero

Traineeship: Feb – Jul

CoR Cicero

Traineeship: Sep – Feb

CoR Cicero

Traineeship: Sep – Feb

EC Blue Book

Apply: 22 Jul – 4 Sep (prev. year)

EC Blue Book

Apply: 22 Jul – 4 Sep (prev. year)

EC Blue Book

Apply: 15 Feb – 12 Mar

EC Blue Book

Apply: 15 Feb – 12 Mar

EC Blue Book

Traineeship: Mar – Jul

EC Blue Book

Traineeship: Mar – Jul

EC Blue Book

Traineeship: Oct – Feb

EC Blue Book

Traineeship: Oct – Feb

Council of the EU

Apply: Aug – Sep (deadline ~24 Sep)

Council of the EU

Apply: Aug – Sep (deadline ~24 Sep)

Council of the EU

Apply: From 8 Feb (deadline ~mid-Mar)

Council of the EU

Apply: From 8 Feb (deadline ~mid-Mar)

Council of the EU

Traineeship: Feb – Jun

Council of the EU

Traineeship: Feb – Jun

Council of the EU

Traineeship: Sep – Jan

Council of the EU

Traineeship: Sep – Jan

Ombudsman

Apply: Calls usually published in Feb

Ombudsman

Apply: Calls usually published in Feb

Ombudsman

Traineeship: Sep – Aug (1 year)

Ombudsman

Traineeship: Sep – Aug (1 year)

Ombudsman

Traineeship: Sep – Aug (1 year)

S&D Group

Apply: 1–22 Oct

S&D Group

Apply: 1–22 Oct

S&D Group

Apply: April

S&D Group

Apply: April

S&D Group

Traineeship: Feb – Jul

S&D Group

Traineeship: Feb – Jul

S&D Group

Traineeship: Sep – Feb

S&D Group

Traineeship: Sep – Feb

NATO

Apply: Apr – May (prev. year)

NATO

Apply: Apr – May (prev. year)

NATO

Apply: Apr – May (prev. year)

NATO

Traineeship: Mar – Aug

NATO

Traineeship: Mar – Aug

NATO

Traineeship: Mar – Aug

NATO

Traineeship: Sep – Feb

NATO

Traineeship: Sep – Feb

EP Schuman

Apply: 1–31 May

EP Schuman

Apply: 1–31 May

EP Schuman

Apply: 1–31 Oct

EP Schuman

Apply: 1–31 Oct

EP Schuman

Traineeship: Oct – Feb

EP Schuman

Traineeship: Oct – Feb

EP Schuman

Traineeship: Mar – Jul

EP Schuman

Traineeship: Mar – Jul

Greens/EFA

Apply: Usually May (2026 session on hold)

Greens/EFA

Apply: Usually May (2026 session on hold)

Greens/EFA

Traineeship: Sep – Feb

Greens/EFA

Traineeship: Sep – Feb

Dates are approximate and may shift by a few days each year. Always verify deadlines on the official websites before applying.

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See all open internship and traineeship positions posted by employers in Brussels.

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We feature paid, recurring programmes on a fixed annual or biannual schedule. For one-off vacancies, use our regular form instead.

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