Organisation/Company CEFCA Department Research Research Field Astronomy » Astrophysics Astronomy » Cosmology Researcher Profile Recognised Researcher (R2) Established Researcher (R3) Positions Postdoc Positions Application Deadline 15 Nov 2026 - 23:59 (Europe/Madrid) Country Spain Type of Contract Temporary Job Status Full-time Hours Per Week 37.5 Offer Starting Date 1 Sep 2027 Is the job funded through the EU Research Framework Programme? Horizon Europe – COFUND Reference Number 101261714 Marie Curie Grant Agreement Number 101261714 Is the Job related to staff position within a Research Infrastructure? No

Offer Description
Fellowships have a duration of

48 months , on full-time employment contracts, and include two mandatory two-month international research secondments, intersectoral training opportunities, and multidisciplinar mobility.

Selected Fellows will join CEFCA's end-to-end astrophysics ecosystem: from data acquisition at the Observatorio Astrofísico de Javalambre (OAJ), through data processing at UPAD, to societal outreach at the Galáctica science centre.



CEFCA leads the large-area photometric surveys

J-PAS ,

J-PLUS

and

J-VAR , and contributes to the

ARRAKIHS

space mission. Each Fellow will design and carry out an

independent research project in any area of astrophysics or cosmology

aligned totally or partially with CEFCA's main surveys.

Design and lead your

own research project , aligned with CEFCA's surveys.

Dual supervision: a CEFCA research supervisor plus an

international co-supervisor .

Two two-month international secondments , fully funded through a dedicated travel & networking allowance

Intersectoral visits

at Satlantis (aerospace instrumentation), Eurecat (applied data science) and AstroÁndalus (astrotourism)

Multidisciplinary training

at OAJ telescopes, UPAD data centre, and the Galáctica outreach hub.

A

personalised Career Development Plan

and structured transferable-skills training (project management, funding, ethics,

📌 4 Postdoctoral Fellowships in Astrophysics and Cosmology — J-TRAIN MSCA COFUND Programme (Madrid)
🏢 CEFCA
📍 Madrid