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Internship - Software Applications Section (IDC)


  • Organization: CTBTO - Comprehensive Nuclear Test Ban Treaty
  • Location: Vienna
  • Grade: Internship - Internship
  • Occupational Groups:
    • Information Technology and Computer Science
  • Closing Date:
VA ID:  1569
Grade Level:  INT
Division:  International Data Centre Division
Section:  Software Applications Section
Type of Appointment:  Internship
Date of Issuance:  28 November 2022
Deadline for Applications:

Please note that all candidates should adhere to CTBTO Values of Integrity, Professionalism and Respect for Diversity.

The CTBTO awards a limited number of internships to university students and recent graduates from diverse academic background. Its purpose is to provide a learning and development experience in a field related to the Commission’s activities specialized in various professional fields. Interns usually work on specific practical assignments. Opportunities for internships are available subject to the current needs of the individual divisions within the CTBTO. 

Organizational Background

The Preparatory Commission for the Comprehensive Nuclear-Test-Ban Treaty Organization with its headquarters in Vienna, Austria is the international organization setting up the global verification system foreseen under the Comprehensive Nuclear-Test-Ban Treaty (CTBT), which is the treaty banning any nuclear-weapon-test explosion or any other nuclear explosion. The Treaty provides for a global verification regime, including a network of 337 stations worldwide, a communications system, an international data centre and on-site inspections to monitor compliance.

Organizational Setting

The International Data Centre (IDC) is a technical division that operate stations of the IMS network around the world, as well as receive, collect, process analyze, report on, archive and make the data collected by these stations and IDC products available to Member States. Four different sensor technologies (seismic, hydroacoustic, infrasound and radionuclide) are used. 

This position is located in Software Applications Section, International Data Centre Division.

Reporting Lines

Under the overall supervision of the responsible Section Chief, and/or in coordination with the responsible Officer, to: 

Duties and Responsibilities

  1. Assist with the definition, review, or enhancement of scope of projects;
  2. Assist with development of methods and algorithms to improve data analysis;
  3. Develop scientific software to implement above mentioned methods and algorithms;
  4. Contribute to technical or programmatic research;
  5. Assist with the preparation of reports including relevant documentation;
  6. Undertake other duties as assigned.


  • Candidates for an internship must be at least 18 years of age and no more than 35 years of age;
  • At the time of application, the applicant must have completed at least two years of full-time study that will lead to the award of a degree in scientific, engineering or technical field; 
  • Applications may be accepted up to two years after completion of a bachelor’s, master’s or doctoral degree. 

Knowledge, Experience and Skills

  • Strong analytical skills are essential;
  • Solid organizational skills are required;
  • Experience in developing methods and algorithms to improve data analysis is highly desirable;
  • A very good knowledge of Microsoft Office is essential; Advanced knowledge of Microsoft Word and Excel is an asset;


  • Excellent written and oral communication skills in English are essential;
  • Knowledge of other official CTBTO languages (Arabic, Chinese, French, Russian and Spanish) is desirable.


  • Professionalism – Conscientious and efficient in meeting commitments, observing deadlines and achieving results; 
  • Planning and Organizing – Identifies priority activities and assignments; adjusts priorities as required.
  • Communication – Demonstrates openness in sharing information and keeping people informed. 
  • Teamwork – Works collaboratively with colleagues to achieve organizational goals; Solicits input by genuinely valuing others’ ideas and expertise; is willing to learn from others.
  • Technological Awareness – Ability to keep abreast of available technology; Willingness to learn new technology.
  • Client Orientation – Ability to identify client’s needs and match appropriate solutions; Ability to establish and maintain productive relationships with clients.

PLEASE NOTE: Internship opportunities occur throughout the year and assignments are filled as required by the CTBTO. Due to the volume of applications received, correspondence will be maintained only with those candidates that are under consideration. Thank you for your understanding.

An intern is neither a staff member nor an official of the Commission. An intern who is a non-Austrian citizen is responsible for obtaining any necessary visas and for complying with local laws concerning police registration.

Additional Information

  • All applications must be submitted through the CTBTO e-Recruitment system.
  • Incomplete applications and submission of employment history in formats other than the CTBTO Employment Information Form will not be considered.
  • The CTBTO Preparatory Commission retains the discretion not to make any appointment to this vacancy; to make an appointment with a modified job description, or to offer a contract term for a shorter duration than indicated in the vacancy announcement.
  • Please note that the CTBTO will only consider academic credentials or degrees obtained from an educational institution recognized in the IAU/UNESCO list.
  • Candidates under serious consideration for selection will be subject to a reference-checking process or be requested to provide performance assessments.
We do our best to provide you the most accurate info, but closing dates may be wrong on our site. Please check on the recruiting organization's page for the exact info. Candidates are responsible for complying with deadlines and are encouraged to submit applications well ahead.
Before applying, please make sure that you have read the requirements for the position and that you qualify.
Applications from non-qualifying applicants will most likely be discarded by the recruiting manager.