Senior IT Data Analyst — Data Warehousing & SQL

ALTEN Polska; Województwo mazowieckie; On-site; PLN 180,000 - 240,000; Full time

Benefits offered by this job

Medicover medical care

Medicover Benefits platform

Medicover Sport card

Referral Program

Layette for a newborn employee’s child

Group life insurance

B2B or Contract of Mandate (UZ)

Job summary

ALTEN Polska is seeking a Senior IT Analyst (Data) to lead data warehouse initiatives and collaborate with cross-functional teams in Poland. The role emphasizes strong Oracle SQL, ETL tooling, and data modeling within a multidisciplinary environment.

The successful candidate will work on data analysis, sourcing opportunities, and testing, while engaging with stakeholders and rapid, iterative delivery within Agile projects.

Qualifications

• 6+ years of experience in IT analysis or related fields.
• Strong Oracle SQL knowledge and ETL tooling (Informatica PowerCenter, ODI, SSIS).
• Experience with data warehousing, data modeling and BI tools.
• Familiarity with Lakehouse architecture and Agile methodologies.
• Experience in the financial sector or knowledge of banking products.
• Higher education and communicative English.

Responsibilities

• Developing and maintaining data warehouses.
• Analyzing business needs and identifying data sourcing opportunities.
• Collaborating with development teams, architects, and administrators.
• Preparing analytical specifications (data models, flow diagrams, transformation rules).
• Participating in the testing process.

Skills

Oracle SQL

ETL tools

Data warehousing

Data modeling

BI tools

Lakehouse

Agile

English

Stakeholder mgmt

Tools

Informatica PowerCenter

Oracle ODI

SSIS

Job description

ALTEN Polska is seeking a Senior IT Analyst (Data) to lead data warehouse initiatives and collaborate with cross-functional teams in Poland. The role emphasizes strong Oracle SQL, ETL tooling, and data modeling within a multidisciplinary environment.

The successful candidate will work on data analysis, sourcing opportunities, and testing, while engaging with stakeholders and rapid, iterative delivery within Agile projects.