Mario Džamarija

Q: Where is Mario based?

Mario is based in Bayreuth, Germany .

Q: What languages does Mario speak?

Mario speaks the following languages: Croatian (Native), English (Advanced), German (Intermediate) .

Q: How many years of experience does Mario have?

Mario has at least 17 years of experience. During this time, Mario has worked in at least 9 different roles and for 8 different companies . The average length of individual experience is 2 years and 8 months . Note that Mario may not have shared all experience and actually has more experience.

Q: What is Mario's latest experience?

Mario's most recent position is Postdoc at Bayreuth University .

Q: What companies has Mario worked for in recent years?

In recent years, Mario has worked for Bayreuth University , EI Power Sys. Dept. , UGC , Comsysto Reply GmbH , and Energy Exemplar Pty. Ltd. .

Q: Which industries is Mario most experienced in?

Mario is most experienced in industries like Energy , Education , and Information Technology .

Q: Which business areas is Mario most experienced in?

Mario is most experienced in business areas like Research and Development , Project Management , and Business Intelligence . Mario also has some experience in Customer Service , Quality Assurance , and Information Technology .

Q: Which industries has Mario worked in recently?

Mario has recently worked in industries like Energy , Information Technology , and Education .

Q: Which business areas has Mario worked in recently?

Mario has recently worked in business areas like Business Intelligence , Customer Service , and Quality Assurance .

Recommended expert

Bayreuth, Germany

Experience

Jun 2025 - Present

10 months

Bayreuth, Germany

Postdoc

Bayreuth University

Oct 2024 - May 2025

8 months

Zagreb, Croatia

Independent Consultant

EI Power Sys. Dept.

Aug 2023 - Apr 2024

9 months

Düsseldorf, Germany

Nordic System Short-Term Power Market Analyst

UGC

Calibrated/backcasted the in-house model and provided the day-ahead forecast
Set the water-values for each of the 12 Nordic’s price zones
Conducted a forecast three weeks in advance to estimate the opportunity cost
Supported six traders in optimal ~1.5 GW assets bidding and dispatch

Feb 2023 - Aug 2023

7 months

Improved skills in Linux system administration

NFS
OpenSSH

Jul 2022 - Jan 2023

7 months

Zagreb, Croatia

Software Development Specialist

Comsysto Reply GmbH

Flask web development
Python
HTML/CSS
Git
Bash
SQLAlchemy

Mar 2022 - Jun 2022

4 months

Improved in Python and the Linux command line

Python (Udemy, books)
Linux command line

Jan 2020 - Feb 2022

2 years 2 months

London, United Kingdom

Senior Energy Market Analyst

Energy Exemplar Pty. Ltd.

Successfully solved and closed ~10 EMEA PLEXOS support cases per month
Reported PLEXOS bugs for tool improvement and interacted with Tier 3 developers
Synthesized, merged and validated the South-Eastern Europe dataset
Conducted fundamentals training for PLEXOS EMEA clients

Mar 2016 - Oct 2019

3 years 8 months

Copenhagen, Denmark

Postdoc

DTU

Led the DTU engagement for the full duration of the EU Horizon 2020 SmartNet project (consortium of 22 partners)
Managed a consortium fund of ~€13 million researching market architecture integrating flexibility and ancillary services provided by DERs (DG and DSM)
Lead author of a Springer book chapter and co-author of open access papers and project presentations
Wrote, compiled and reviewed project deliverables P4 and D4.4
Successfully defended the project at the European Commission

Jan 2010 - Dec 2015

6 years

Leuven, Belgium

Teaching Assistant

UCD & KU Leuven

Held tutorial and lab sessions for students and corrected lab reports
Authored a lab guidance tutorial for other teaching assistants
Worked on the flexibility of household appliances in the Linear project WP 2

Mar 2008 - Jan 2014

5 years 11 months

Zagreb, Croatia

Junior Electrical Engineer Researcher

EIHP Power Transmission and Distribution Department

Co-authored studies on connection terms for distribution-level power plants (technical and regulatory aspects)
Conducted a feasibility study on voltage regulation and reactive power compensation at the transmission level, including Q–V control and a new Q compensation device
Performed preliminary analysis of “Ogorje” and “Zelovo” wind farm connections, detailing technical requirements for system reinforcement and new plant connection feasibility

Industry Experience

See where this freelancer has spent most of their professional time.

Experienced in Energy, Education, and Information Technology.

Energy

Education

Information Technology

Business Area Experience

See which departments and functions this freelancer has contributed to most.

Experienced in Research and Development, Project Management, Business Intelligence, Customer Service, Quality Assurance, and Operations.

Research and Development

Project Management

Business Intelligence

Customer Service

Quality Assurance

Operations

Summary

Power Engineering, engaging with energy economics, optimization, data analysis & IT.

Exp. 10 years in the industry & 10 years in academia. 4 yrs of work package leadership in a €13M EU project with 22 consortium partners

Skills

Plexos
Python
Powerworld
Optimization
Data Analysis
Latex
Linux/wsl
Project Management
System Administration & Architecture
Powerworld
Digsilent Powerfactory
Python3
Ms Windows & Office
Latex
Linux/wsl2
Bash
System Administration & Hardware Architecture
Sqlite
Aimms
Cplex
Gurobi (Milp/lp)
Conopt
Knitro
Snopt (Nlp)
Simulated Annealing (Sa)
Flask Web Development
Html/css
Git
Sqlalchemy

Languages

Croatian

Native

English

Advanced

German

Intermediate

Education

Jan 2011 - Jun 2015

University College Dublin

PhD in Electrical Engineering · Electrical Engineering · Dublin, Ireland

Oct 2002 - Jun 2008

University of Zagreb

Master of Electrical Engineering, specialization in Energy Systems · Electrical Engineering · Zagreb, Croatia

KU Leuven

Pre-doctoral studies · Leuven, Belgium

Statistics

Experience

Total positions 10

Experience in Energy 13 y

Avg length 2 y 1 m

Longest experience 5 y 11 m

Global Experience

Countries worked in 5 (Croatia, Germany, United Kingdom, Denmark, Belgium)

Primary country Croatia

Expertise

Recent roles Postdoc, Independent Consultant, Nordic System Short-Term Power Market Analyst

Main industries Energy, Education, Information Technology

Main business areas Research and Development, Project Management, Business Intelligence

Qualifications

Highest degree Doctorate

Profile

Created

October 2025

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Frequently asked questions

Do you have questions? Here you can find further information.

Where is Mario based?

Mario is based in Bayreuth, Germany.

What languages does Mario speak?

Mario speaks the following languages: Croatian (Native), English (Advanced), German (Intermediate).

How many years of experience does Mario have?

Mario has at least 17 years of experience. During this time, Mario has worked in at least 9 different roles and for 8 different companies. The average length of individual experience is 2 years and 8 months. Note that Mario may not have shared all experience and actually has more experience.

What roles would Mario be best suited for?

Based on recent experience, Mario would be well-suited for roles such as: Postdoc, Independent Consultant, Nordic System Short-Term Power Market Analyst.

What is Mario's latest experience?

Mario's most recent position is Postdoc at Bayreuth University.

What companies has Mario worked for in recent years?

In recent years, Mario has worked for Bayreuth University, EI Power Sys. Dept., UGC, Comsysto Reply GmbH, and Energy Exemplar Pty. Ltd..

Which industries is Mario most experienced in?

Mario is most experienced in industries like Energy, Education, and Information Technology.

Which business areas is Mario most experienced in?

Mario is most experienced in business areas like Research and Development, Project Management, and Business Intelligence. Mario also has some experience in Customer Service, Quality Assurance, and Information Technology.

Which industries has Mario worked in recently?

Mario has recently worked in industries like Energy, Information Technology, and Education.

Which business areas has Mario worked in recently?

Mario has recently worked in business areas like Business Intelligence, Customer Service, and Quality Assurance.

What is Mario's education?

Mario holds a Doctorate in Electrical Engineering from University College Dublin and a Master in Electrical Engineering from University of Zagreb.

What is the availability of Mario?

Mario is immediately available full-time for suitable projects.

What is the rate of Mario?

Mario's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.