Junior Energy Consultant: Power & Low-Carbon Markets

Sigma Earth; Spain; On-site; EUR 24,000 - 30,000; Full time

Job summary

Sigma Earth is seeking an energetic analyst to support market studies across Iberian wholesale power markets and emerging technologies. You will build datasets, develop models, and contribute to investment decision support, reporting, and client-ready materials.

The role emphasizes analytical skills, Excel and PowerPoint proficiency, and familiarity with Python/R/SQL/Power BI. English communication must be strong, with exposure to energy markets a plus.

Qualifications

• Bachelor’s or Master’s degree in Engineering, Business Analytics, Mathematics, or related discipline.
• Internship experience or up to one year of professional experience in energy, consulting, finance, data analytics, or a similar field.
• Strong problem-solving and quantitative skills; proficient in Excel and PowerPoint.
• Familiarity with Python, R, SQL, or Power BI.
• Excellent written and spoken English skills.

Responsibilities

• Market studies focused on Iberian wholesale power markets and related technologies; support to strategy and investment decisions.
• Develop and maintain datasets and basic analytical models for market fundamentals, asset revenues, and performance.
• Assist with buy-side/sell-side due diligence for renewables, storage, and low-carbon assets; assess value drivers and risks.
• Support bids for government tenders and auctions; help structure and price proposals.
• Prepare client-focused deliverables: presentations, memos, and dashboards.

Skills

Analytical thinking

Quantitative skills

Excel

PowerPoint

Python

R

SQL

Power BI

Education

Bachelor’s or Master’s degree in Engineering, Business Analytics, Mathematics, or related discipline

Tools

Python

R

SQL

Power BI

Excel

PowerPoint

Job description

Sigma Earth is seeking an energetic analyst to support market studies across Iberian wholesale power markets and emerging technologies. You will build datasets, develop models, and contribute to investment decision support, reporting, and client-ready materials.

The role emphasizes analytical skills, Excel and PowerPoint proficiency, and familiarity with Python/R/SQL/Power BI. English communication must be strong, with exposure to energy markets a plus.