Senior Data Analyst

We operate two 24/7 network operations centres and a security operations centre, staffed in three shifts. Founded in 2006, we now have 820 employees.

Position summary

This is a new position created as the team has grown over the last year. Chalkscale is hiring for the Senior Data Analyst role to answer business questions with data and turn the answers into reports people actually use. You can work from home anywhere in Spain. We have no office requirement. Please make sure you have a quiet place to work and a solid internet connection.

What you'll do

• Analyse trends, cohorts and funnel drop-off and summarise findings in plain language.
• Create forecasts and simple models in Excel or Google Sheets.
• Define metric logic with stakeholders and document it.
• Clean and reconcile data from CRM, ERP and spreadsheet sources.
• Track sales, inventory or service levels against targets and flag misses early.

Qualifications

• Clear written and verbal communication with non-technical stakeholders.
• Bachelor's degree in statistics, economics, business, math or a related field.
• Strong SQL (joins, CTEs, aggregations, window functions)
• Basic statistics: averages vs. medians, distributions, significance.
• Experience with at least one BI tool such as Tableau, Power BI or Looker.
• Habit of checking your own numbers before anyone else sees them.

Preferred

• Industry background in retail, healthcare or logistics.
• Dbt or Snowflake.
• Python (pandas) or R for analysis.
• Tableau Desktop Specialist or Microsoft PL-300 certification.

Benefits

• Private health insurance.
• Flexible remuneration plan.
• Life insurance.
• Training budget.
• Meal vouchers.

Candidates must be eligible to work in Spain.

Start: Flexible.

Demo job created on 11jobs for testing and demonstrations. It is not an actual opening at Chalkscale.