Senior Data Analyst

Headquartered in Prague, the company has grown since 1984 by acquiring regional IT providers. Our field services team covers retail chains, hospitals and banks, dispatching technicians to over 4,000 sites.

The role

Bittern Data Systems is looking for a Senior Data Analyst to join a small, steady team. This role supports operations and finance managers with weekly reporting, ad hoc analysis and KPI tracking. Remote within Czechia. The team meets in Prague once a quarter, travel covered. We talk mostly in Slack and hop on quick calls when something needs discussing.

Main duties

• Analyse trends, cohorts and funnel drop-off and summarise findings in plain language.
• Present results to managers and answer follow-up questions.
• Create forecasts and simple models in Excel or Google Sheets.
• Track sales, inventory or service levels against targets and flag misses early.
• Define metric logic with stakeholders and document it.
• Automate recurring Excel reports with Power Query, Python or scheduled SQL.
• Clean and reconcile data from CRM, ERP and spreadsheet sources.

Required qualifications

• 5-7 years of experience in a data or reporting analyst role.
• Basic statistics: averages vs. medians, distributions, significance.
• Clear written and verbal communication with non-technical stakeholders.
• Habit of checking your own numbers before anyone else sees them.
• Able to juggle several requests and say when a deadline isn't realistic.
• Advanced Excel: pivot tables, XLOOKUP, Power Query.

Nice to have

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

What you get

• Private medical care.
• Extra annual leave days.
• Multisport card.

We are reviewing applications as they arrive, so apply early.

Start: Within 30 days.

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