DAAD-funded programme

AI and sensors: prepare for your Master’s in Siegen.

EXCELS recruits excellent international Bachelor’s students for a tuition-free, research-oriented Master’s at the University of Siegen.

Apply now

Application periodOctober to 15 November 2026

Illustration of international students collaborating on sensor systems and robotics in a university laboratory.

Two stages

Digital Prep
Online · 1–4 December 2026
Summer School
14 days in Siegen · July 2027

Quick facts

Digital Prep
Online, no fee
Summer School
14 days, 15 places
Summer School travel & stay
Supported
Master’s programmes
3, English-taught

Early fit check

Who EXCELS is for.

EXCELS is for you if these six points apply.

  • Study stageYou are in the penultimate or final year of a Bachelor’s degree.
  • Academic backgroundYou study Computer Science, Electrical Engineering, Mechatronics, or a closely related STEM subject.
  • Academic strengthYour grades are among the best in your year, typically the top quarter.
  • EnglishYou can study in English. The official call sets the required level.
  • Research directionYou want a research-oriented Master’s in AI, sensor systems, or microelectronics.
  • CommitmentYou can take an active part in Digital Prep and, if selected, a 14-day Summer School in Siegen.
World map with dots marking China, Ghana, India, Kenya, Pakistan, Thailand and Vietnam.

Where we recruit

EXCELS currently recruits prospective Master’s students in China, Ghana, India, Kenya, Pakistan, Thailand, and Vietnam.

The EXCELS pathway

Online first, then Siegen.

EXCELS starts with online Digital Prep. A separate selection then decides the 15 Summer School places in Siegen. Master’s admission and the ZESS stipend are separate decisions.

  1. Stage 01

    Apply

    Apply for Digital Prep by 15 November 2026. Selection is mainly based on grades.

  2. Stage 02

    Digital Prep

    Take online modules in AI and sensor systems, learn how studying in Germany works, and meet researchers.

  3. Stage 03

    Summer School

    A separate selection considers your documents, academic strength, research fit, and a short technical interview. The 15 selected participants spend 14 days in Siegen on project work, lab visits, and meeting researchers.

  4. Stage 04

    Master’s study

    You apply for your Master’s separately (no fee) by 30 April for an October start; the University decides admission. Only after enrolment can up to two participants be selected for a ZESS stipend of €992 per month for up to 24 months.

Master’s study and research

Three English-taught Master’s programmes.

Computer Science, Electrical Engineering, and Mechatronics cover AI, computing, electronics, communications, and sensor systems.

Master of Science M.Sc.

Computer Science

Scientific and project-based computer science, with strengths in embedded intelligence, visual computing, and AI-enabled software.

Programme details

Master of Science M.Sc.

Electrical Engineering

Covers communications, electronic systems, semiconductor devices, and sensor technology.

Programme details

Master of Science M.Sc.

Mechatronics

Combines mechanical engineering, electrical engineering, and computer science in systems built from microcontrollers, sensors, actuators, and software.

Programme details

Independent University process

EXCELS selection is not Master’s admission.

Taking part in EXCELS does not replace a University application or guarantee admission. Admission to a Master’s does not include an EXCELS place either.

Research at ZESS

Sensors, data processing, and AI.

The Center for Sensor Systems (ZESS) develops sensors and the methods to process their data, including AI.

A researcher in cleanroom clothing holds a patterned wafer beside laser lithography equipment.

Sensor technology

New sensor principles and sensors for new measurement systems.

INCYTE cleanroom · Photo: Jan Söhlke / ZESS, University of Siegen.

Hitchhiker II passive radar equipment on a rooftop with an antenna array behind it.

Machine learning and sensor fusion

Combining signals from several sensors into reliable information.

Hitchhiker II passive radar · Photo: Jan Söhlke / ZESS, University of Siegen.

Fourier ptychographic microscopy equipment with a green LED array positioned above a sample.

Computational imaging

Optics, sensor design, and reconstruction methods reveal detail beyond conventional imaging.

Fourier ptychographic microscopy · Photo: Jan Söhlke / ZESS, University of Siegen.

Inside ZESS

ZESS, its Research Forum, and its awards.

Glass-fronted exterior of the Center for Sensor Systems at the University of Siegen at dusk.

Center for Sensor Systems (ZESS)

Six disciplines in one center

ZESS brings together electrical engineering, computer science, mechanical engineering, mechatronics, mathematics, and biology. Its work ranges from fundamental research to industry projects and feeds into teaching.

Explore the official ZESS website

ZESS building at dusk · Photo: Jan Söhlke / ZESS, University of Siegen.

A research presentation at the ZESS PhD Research Forum before an audience.

ZESS Research Forum

Doctoral researchers present their work

The Summer School is planned to connect with the annual ZESS Research Forum, where doctoral researchers present talks and posters. Participants can meet them and ask about their work.

Research presentation at the 2026 forum · Photo: Jan Söhlke / ZESS, University of Siegen.

Winners of the 2026 ZESS PhD Research Forum awards pose with blue VDI folders.

Research recognition

Awards at the Research Forum

The VDI (Association of German Engineers) sponsors awards for the best poster and the best lightning talk.

2026 forum award recipients · Photo: Jan Söhlke / ZESS, University of Siegen.

Life in Siegen

Studying and living in Siegen.

A compact city where campus, town centre, and green surroundings are close together.

Arrival and support

Help with visas, housing, and your first weeks.

The University’s International Office and student services help international students before and after arrival.

Two newly arrived international students speak with a peer mentor outside a university building, with luggage beside them.

Application guide

How to apply to EXCELS.

Applications run from October to 15 November 2026. Digital Prep and the Summer School have separate selections.

How to prepare

Five steps to a complete application

  1. Step 01

    Check your fit

    Go through the six points in the fit check.

  2. Step 02

    Choose a Master’s direction

    Compare the three Master’s programmes and their admission requirements.

  3. Step 03

    Read the call

    Check eligibility, required documents, and dates in the official call.

  4. Step 04

    Gather your documents

    Prepare the documents listed below for upload.

  5. Step 05

    Apply

    Submit everything through the EXCELS application form by 15 November 2026.

Documents

Documents to prepare

  • Academic CV

    Your education, relevant coursework, technical skills, projects, research experience, and internships.

  • Academic record and degree status

    A current transcript and proof of enrolment or completion, showing your grades and your maths and algorithms courses.

  • Technical and research work

    Project summaries, thesis work, publications, or internships. State your own contribution and how it relates to AI, sensor systems, or microelectronics.

  • Motivation statement

    Why EXCELS and a research Master’s in Siegen fit your background, interests, and career plans.

  • Additional evidence

    Language evidence, translations, recommendations, or certificates, exactly as the official call requires.

Application form

Submit the documents above by 15 November 2026.

Apply now

ETI, ZESS, and the International Office decide Summer School places together.

2026/27 round

Important dates, October 2026 to October 2027

Including the separate Master’s application deadline for an October 2027 start.

  1. October to 15 November 2026

    EXCELS application period

    Closes at 23:59 CET.

  2. 16–27 November 2026

    Digital Prep selection

    Results by 27 November.

  3. 1–4 December 2026

    Digital Prep online programme

  4. January 2027

    Summer School selection

    Shortlisted candidates have online interviews from 4 to 22 January. Results by 29 January; confirm your place by 12 February.

  5. February–May 2027

    Visa and travel preparation

    Contact the German mission responsible for your place of residence as soon as you are selected, and apply by mid-May at the latest.

  6. By 30 April 2027

    Master’s application deadline

    For an October 2027 start, apply to the University (no fee). Applications open on 1 January for Computer Science and Mechatronics, and on 1 April for Electrical Engineering.

  7. July 2027

    14-day EXCELS Summer School in Siegen

  8. 1 October 2027

    Winter semester 2027/28 begins

Dates may change; any update will appear here. Last updated .

Applicant guidance

Questions and answers

If an answer differs from the official call, the call applies.

01 · Before you apply: Eligibility and study routes

Is EXCELS a degree programme, or do I apply separately for a Master’s?

No. EXCELS prepares you for a Master’s through Digital Prep, the Summer School, and support during the transition. You apply for the Master’s separately and must meet its admission requirements.

Who should consider EXCELS?

Strong international Bachelor’s students in a relevant subject who are aiming for a research Master’s in Siegen and are interested in AI, sensor systems, or microelectronics. The official call defines who can apply.

Can I take part before completing my Bachelor’s degree?

Yes. EXCELS is for students in the last two years of their Bachelor’s degree.

Which academic backgrounds are relevant?

Computer science, electrical engineering, mechatronics, and closely related STEM subjects. See the fit check.

How do priority countries and my current place of study affect eligibility?

EXCELS recruits mainly in Asia and Sub-Saharan Africa, but this is not an eligibility rule. It is not for students already studying at a German university, because its funding programme, Academic Horizons, aims to bring new international Master’s students to Germany. The official call states the exact conditions.

Which Master’s programmes can I aim for?

Computer Science, Electrical Engineering, and Mechatronics, all taught in English. Each has its own requirements, and its examination board decides admission.

02 · When you apply: Preparing an application

Where and when do I submit an EXCELS application?

Through the EXCELS application form, from October to 15 November 2026.

Do I apply for a particular research project?

No. EXCELS has one shared AI and sensor-systems track, not individual projects. Describe the research direction that interests you.

What evidence should I begin preparing?

A CV, a current transcript, examples of technical or research work, and a motivation statement. See the document list; the official call confirms what is required.

What should my CV and motivation statement make clear?

Your CV should show specific coursework, skills, and projects, and what you contributed to each. Your motivation statement should link these to AI and sensor systems, your preferred Master’s programme, and your goals.

Can I demonstrate potential without formal research experience?

Yes. A thesis, capstone, lab or course project, internship, or project of your own also counts, if you explain the problem, your decisions, your contribution, and what you learned.

Which language evidence, translations, or recommendations do I need?

The official call sets the English level and accepted evidence, such as a test certificate or proof that your Bachelor’s is taught in English, and any translations or recommendations. Master’s programmes have their own language rules, and an English-taught degree does not automatically replace a test there; see the ETI application overview.

03 · After you apply: Selection and progression

How are Digital Prep participants selected?

Mainly on grades. Successful applicants are usually in the top quarter of their year. The official call sets the exact criteria.

How are Summer School places decided, and is there an interview?

A separate review looks at your grades, maths and algorithms background, research fit, relevant work, motivation, potential, and how actively you took part in Digital Prep. Shortlisted candidates have a short online technical interview. ETI, ZESS, and the International Office then decide together.

Does completing Digital Prep secure a Summer School place?

No. The Summer School has its own selection. Active participation in Digital Prep helps but does not guarantee a place.

Can someone be considered for the Summer School without Digital Prep?

Most participants are expected to come from Digital Prep. The official call says whether there is any other route.

Can circumstances affecting my academic record be considered?

Yes. Besides grades, the Summer School review can take into account educational barriers you have overcome, intercultural competence, and social engagement. Share personal context only as the official call describes.

What if I am not selected for the Summer School or admitted to a Master’s programme?

Each decision is separate. Not getting a Summer School place does not affect your Master’s application, and EXCELS cannot change a Master’s admission decision.

04 · If you are selected: Participation and support

What happens during Digital Prep?

Online modules in AI and sensor systems, an introduction to studying and exams at German universities, and sessions with lecturers and researchers. It runs from 1 to 4 December 2026; selected participants receive the schedule and workload.

Can the Summer School be completed remotely?

No. It takes place in Siegen: 14 days, 15 participants, July 2027. Later rounds are expected in summer 2028 and 2029.

Which participation costs does EXCELS cover?

Digital Prep and the Summer School are free, and Summer School participants receive support for travel and accommodation; the official call gives the details. EXCELS never charges fees, so be wary of anyone who asks you to pay for a place.

EXCELS does not fund your Master’s. The University charges no application fee or tuition, but students pay a semester contribution and need their own funds for living costs, health insurance, and visa requirements. See the University’s financing guidance.

Does EXCELS guarantee a scholarship, admission, internship, or job?

No. The ZESS stipend goes to at most two newly enrolled participants and is decided only after enrolment, so you will not know about it when you apply for your Master’s or visa. Plan your finances without it. Personal mentoring is for a later, selected group, not every Digital Prep participant.

Who is responsible for visas, insurance, and accommodation?

You are responsible for your visa and insurance, and EXCELS selection does not guarantee a visa. The Summer School and later degree study may need different visas; check with the responsible German diplomatic mission and the University’s visa and residence guidance.

For your Master’s, you find your own housing; see the University’s accommodation guidance. Summer School participants receive travel and accommodation details separately.

Where should I take a question that is not answered here?

Use Ask us about EXCELS below. For Master’s applications, see the ETI application guidance; for arrival and student services, contact the International Office.

EXCELS 2027

Apply by 15 November 2026.

No application or participation fees.

Ask us about EXCELS Apply now

Project and funding

EXCELS at the University of Siegen.

EXCELS is led by the Department of Electrical Engineering and Computer Science (ETI), working with the Center for Sensor Systems (ZESS) and the International Office.

EXCELS is funded by the German Academic Exchange Service (DAAD) with funds from the Federal Ministry of Research, Technology and Space (BMFTR) through the programme Academic Horizons – Attracting Global Minds, part of the 1.000-Köpfe-Plus-Programm.

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