PHD Position in Large Scale Time Series Anomaly Detection

Gjøvik, Norway
May 21, 2020
End of advertisement period
Jun 15, 2020
Contract Type
Full Time

About the position

The Department of Information Security and Communication Technology has a vacancy for a position as a PhD Candidate at the Faculty of Information Technology and Electrical Engineering (IE), in the cross-disciplinary field of cyber security. This is a researcher training position aimed at providing promising researcher recruits the opportunity of academic development in the form of a doctoral degree.

The position is a part of a national effort to develop the Norwegian knowledge base in cyber security according to the directions given in the newly announced Norwegian strategy for digital security (

The working place will be Gjøvik. The position reports to Head of Department.

Duties of the position

The appointment is for a term of three years. The main task of the PhD candidate in the doctoral work will be to investigate and develop a novel anomaly detection approach for large-scale time series and streaming data. The large-scale time series might come from Internet of Things, biometric, social networks, cloud computing, or HPC computing. The proposed approach should be able to accurately detect anomalies in a lightweight and time-efficient manner. 

This position should begin no later than Oct. 1st 2020. During the 3-year appointment, the PhD candidate is required to publish his/her research results in three international conferences and at least one top international journal.

The PhD candidate will be mainly supervised by Assistant Professor Jia-Chun Lin.

Required selection criteria

The PhD-position's main objective is to qualify for work in research positions. The qualification requirement is completion of a master’s degree or second degree (equivalent to 120 credits) in the following academic backgrounds:

  • Time series and streaming data processing
  • Big data analytics and data mining
  • Machine learning and deep learning
  • Parallel and Distributed computing, including Hadoop YARN and Apache Spark.

or equivalent education with a grade of B or better in terms of NTNU’s grading scale. Applicants with no letter grades from previous studies must have an equally good academic foundation. Applicants who are unable to meet these criteria may be considered only if they can document that they are particularly suitable candidates for education leading to a PhD degree.

The appointment is to be made in accordance with the regulations in force concerning State Employees and Civil Servants and national guidelines for appointment as PhD, post doctor and research assistant. NTNU is committed to following evaluation criteria for research quality according to The San Francisco Declaration on Research Assessment - DORA

Preferred selection criteria

  • Good research publication in the aforementioned academic backgrounds.
  • Good programming skills.
  • High motivation for research work and ability to work independently.
  • Good organization and communication skills.
  • Good written and oral English and Norwegian language skills. Applicants who do not master a Scandinavian language must provide evidence of good English language skills, written and spoken. The following tests can be used as such documentation: TOEFL, IELTS or Cambridge Certificate in Advanced English (CAE) or Cambridge Certificate of Proficiency in English (CPE).
  • Minimum scores are:
    • TOEFL: 600 (paper-based test), 92 (Internet-based test)
    • IELTS: 6.5, with no section lower than 5.5 (only Academic IELTS test accepted)
    • CAE/CPE: grade B or A.

Personal characteristics

We are searching applicants who are

  • Highly motivation for fundamental scientific research of practical relevance is essential.
  • Highly motivation for research work in a multidisciplinary way and ability to work independently.
  • Well organized and with interest in wider context of own research and ability.
  • Eager to disseminate research results through publications and presentations at international conferences.

In the evaluation of which candidate is best qualified, emphasis will be placed on education, experience and personal suitability, in terms of the qualification requirements specified in the advertisement.

We offer

Salary and conditions

PhD candidates are remunerated in code 1017, and are normally remunerated at gross from NOK 479 600 per annum before tax. From the salary, 2% is deducted as a contribution to the Norwegian Public Service Pension Fund. The period of employment is 3 years. Appointment to a PhD position requires admission to NTNUs PhD programme in Information Security and Communication Technology (  As a PhD candidate, you undertake to participate in an organized PhD programme during the employment period. A condition of appointment is that you are in fact qualified for admission to the PhD programme within three months.

Appointment takes place on the terms that apply to State employees at any time, and after the appointment you must assume that there may be changes in the area of work.

The engagement is to be made in accordance with the regulations in force concerning State Employees and Civil Servants, and the acts relating to Control of the Export of Strategic Goods, Services and Technology. Candidates who by assessment of the application and attachment are seen to conflict with the criterias in the latter law will be prohibited from recruitment to NTNU.

About the application

Please submit your application electronically via with the following application documents. Note that your application will be rejected if your application document is not complete. This position should begin no later than Oct. 1st 2020, so please make sure the time is available for you before you apply for this position. 

  • A cover letter (1 page) explaining your motivation and how your skills and experience relate to the research focuses of the position
  • A CV (should include contact information, education, work experience, publications, programming skills, language, certifications, etc.)
  • A research proposal (3-4 pages) including:
    • Research challenges in anomaly detection for large-scale time series and streaming data.
    • Your idea/scheme/approach to address the challenges.
    • All performance metrics that you will consider to evaluate your scheme/approach.
    • A clear time plan and schedule within this 3-year PhD program. Note that the PhD candidate is required to publish his/her research results in three international conferences and at least one top international journal during the 3-year appointment. The time plan should consider also the time for research publications.
  • Two letters of reference, preferably from academic supervisor(s).
  • A copy of the master thesis (in PDF), or, for those who are near to completion of their MSc, an extended abstract combined with a statement of how and when the applicant plans to complete the thesis.
  • Relevant transcript of grades, diplomas, and certificates. The documents have to be translated to English unless they are in Norwegian, Danish, Swedish, German or English. Applicants from universities outside Norway are kindly requested to send a diploma supplement (for European Master Diplomas outside Norway) or a similar document that describes in detail the study and grading system and the rights for further studies associated with the obtained degree.

Application deadline: 15.06.2020.

General information

Working at NTNU

A good work environment is characterized by diversity. We encourage qualified candidates to apply, regardless of their gender, functional capacity or cultural background. Under the Freedom of Information Act (Offentleglova), information about the applicant may be made public even if the applicant has requested not to have their name entered on the list of applicants

Questions about the position can be directed to Assistant Professor Jia-Chun Lin, e-mail address:

If you are invited for interview you must include certified copies of transcripts and reference letters. Please refer to the application number 2019/40223 when applying.

The city of Gjøvik has a population of 30 000 and is a town known for its rich music and cultural life. The beautiful nature surrounding the city is ideal for an active outdoor life! The Norwegian welfare state, including healthcare, schools, kindergartens and overall equality, is probably the best of its kind in the world.

NTNU - knowledge for a better world

The Norwegian University of Science and Technology (NTNU) creates knowledge for a better world and solutions that can change everyday life.

Department of Information Security and Communication Technology

Research is vital to the security of our society. We teach and conduct research in cyber security, information security, communications networks and networked services. Our areas of expertise include biometrics, cyber defence, cryptography, digital forensics, security in e-health and welfare technology, intelligent transportation systems and malware. The Department of Information Security and Communication Technology is one of seven departments in the Faculty of Information Technology and Electrical Engineering .

Deadline 15th June 2020
Employer NTNU - Norwegian University of Science and Technology
Municipality Gjøvik
Scope Fulltime
Duration Temporary
Place of service NTNU Gjøvik