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Carlos (Epia) Epia Realpe

Power Systems Analyst

Carlos Epia Realpe
Flensburg, Germany

Experience

Sep 2021 - Dec 2025
4 years 4 months
Flensburg, Germany

Power Systems Analyst

Flensburg Hochschule

  • Analysed German transmission networks with > 70 % renewable penetration, running N-1 contingency studies to quantify grid resilience.
  • Develop sector coupling energy models for Germany 2030-2050 with high spatial and temporal resolution.
  • Quantified technical & economic benefits of flexibility levers such as Dynamic Line Rating (DLR) or Demand Side Management (DSM).
  • Co-develop and maintain eTraGo, an open-source Python tool for techno-economic network optimisation and spatial/temporal clustering.
Oct 2020 - Aug 2021
11 months
Flensburg, Germany

Research Assistant

Flensburg Hochschule

  • Coded Python modules to analyse sector-coupled grid flexibility and implement Dynamic Line Rating for German network studies.
  • Evaluated solar- and wind-farm siting potential with geo-data and delivered technical reports.
Sep 2019 - Oct 2020
1 year 2 months
Bogotá, Colombia

Power Systems Engineer

RGS Consultores S.A.S.

  • Built DigSilent power-flow models and feasibility studies for renewable projects, producing compliance reports for Colombian network operators.
  • Performed short-circuit, stability and harmonics analysis; drafted regulatory-impact reports.
Feb 2015 - Aug 2019
4 years 7 months
Bogotá, Colombia

Substation Engineer

Siemens S.A.

  • Designed HV substation automation systems (110–500 kV), including control/protection schematics and panel layouts.
  • Supported project execution, technical proposals, and client coordination.
  • improved engineering processes in line with ISO 9001 and safety standards.
Jul 2014 - Feb 2015
8 months
Bogotá, Colombia

Electrical Engineer

Enel - Codensa S.A.

  • Performed reliability analyses for urban and rural distribution networks.
  • Identified optimal equipment locations (e.g., reclosers, sectionalizers) to maximise service quality and investment impact.
  • Supervised field installations in compliance with safety regulations and technical standards.

Industries Experience

See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.

Experienced in Energy (11 years) and Utilities (1.5 years).

Energy
Utilities

Business Areas Experience

The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.

Experienced in Research and Development (6.5 years), Operations (5 years), Product Development (4.5 years), and Quality Assurance (4.5 years).

Research and Development
Operations
Product Development
Quality Assurance

Summary

I’m an electrical engineer with nine years of professional experience, including five years focused on power systems analysis and modeling. I develop high-resolution, sector-coupled energy models to support grid planning and evaluate the impact of flexibility measures such as DLR and DSM. My expertise includes quantifying network and storage expansion needs using mathematical optimization, and understanding how the energy transition influences system stability and investment decisions. I enjoy working in collaborative, international teams and am motivated by building tools that turn complexity into clarity for a sustainable energy future.

Skills

Power Systems Modelling And Analysis

  • Powerfactory - Digsilent
  • Python For Power Systems Analysis (Pypsa)
  • Leap
  • Homer - Micro Grid

Programming & Data Analysis

  • Python
  • Sql
  • Matlab
  • R For Statistical Computing
  • Python Libraries: Matplotlib, Pandas, Geopandas, Numpy, Scipy, Seaborn, Sklearn
  • Gis Software: Arcgis, Qgis

Dev Tools & Os

  • Git
  • Github
  • Svn
  • Docker
  • Apache Airflow
  • Linux Os

Languages

Spanish
Native
English
Advanced
German
Intermediate

Education

Mar 2025 - Present

Europa-Universität Flensburg

Ph.D. Candidate, Economic Evaluation of Battery Storage under Uncertainty: A Location-Sensitive Stochastic Value Model for · Flensburg, Germany

Aug 2019 - Sep 2021

Europa-Universität Flensburg

Master of Engineering · Energy and Environmental Management · Flensburg, Germany

Jul 2008 - Jun 2014

Universidad Nacional de Colombia

Electrical Engineer · Electrical Engineering · Bogotá, Colombia

Profile

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Frequently asked questions

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

Where is Carlos based?

Carlos is based in Flensburg, Germany.

What languages does Carlos speak?

Carlos speaks the following languages: Spanish (Native), English (Advanced), German (Intermediate).

How many years of experience does Carlos have?

Carlos has at least 11 years of experience. During this time, Carlos has worked in at least 5 different roles and for 4 different companies. The average length of individual experience is 2 years and 3 months. Note that Carlos may not have shared all experience and actually has more experience.

What roles would Carlos be best suited for?

Based on recent experience, Carlos would be well-suited for roles such as: Power Systems Analyst, Research Assistant, Power Systems Engineer.

What is Carlos's latest experience?

Carlos's most recent position is Power Systems Analyst at Flensburg Hochschule.

What companies has Carlos worked for in recent years?

In recent years, Carlos has worked for Flensburg Hochschule.

Which industries is Carlos most experienced in?

Carlos is most experienced in industries like Energy and Utility Services.

Which business areas is Carlos most experienced in?

Carlos is most experienced in business areas like Research and Development (R&D), Operations, and Product Development. Carlos also has some experience in Quality Assurance (QA).

Which industries has Carlos worked in recently?

Carlos has recently worked in industries like Energy and Utility Services.

Which business areas has Carlos worked in recently?

Carlos has recently worked in business areas like Research and Development (R&D).

What is Carlos's education?

Carlos holds a Doctorate from Europa-Universität Flensburg, a Master in Energy and Environmental Management from Europa-Universität Flensburg and a Bachelor in Electrical Engineering from Universidad Nacional de Colombia.

What is the availability of Carlos?

Carlos is immediately available part-time for suitable projects.

What is the rate of Carlos?

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

How to hire Carlos?

To hire Carlos, click the Meet button on the profile to request a meeting and discuss your project needs.

Average rates for similar positions

Rates are based on recent contracts and do not include FRATCH margin.

1000
750
500
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Market avg: 750-910 €
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.