Test Data Specialist – Data Masking

Data

Test Data Specialist – Data Masking

Data
Polska, Warszawa +3 Locations

B2Bnetwork

Full-time
B2B
Mid
Hybrid

Job description

About the project

Join an international enterprise-scale project focused on data privacy, sensitive data protection, and GDPR compliance.

The team is responsible for implementing and maintaining Data Masking solutions across development and testing environments, enabling secure application testing without exposing real customer data.

You will work with modern data and cloud technologies in a highly professional environment with strong focus on security, compliance, and data governance.

Responsibilities

  • Identify and classify sensitive data (GDPR / PII / confidential data)

  • Design and implement Data Masking solutions

  • Work with:

    • Static Masking

    • Dynamic Masking

    • On-the-fly Masking

  • Configure and maintain masking rules

  • Validate and tune masking logic based on application and testing requirements

  • Collaborate with technical and business stakeholders

  • Create and maintain technical documentation

  • Ensure compliance with privacy and data protection standards

Must-have requirements

  • 5+ years of hands-on experience in Data Masking / Test Data Management

  • Practical experience with tools such as:

    • Delphix

    • Informatica TDM

    • IBM InfoSphere Optim

    • Oracle Data Masking

    • or similar enterprise-grade solutions

  • Strong understanding of Data Discovery and Data Classification

  • Experience working with sensitive data and GDPR-related requirements

  • Ability to design and implement masking rules and strategies

  • Experience in enterprise IT environments

  • Very good English communication skills

Nice to have

  • Experience with Snowflake

  • CI/CD knowledge

  • Docker / Kubernetes basics

  • Experience with automation and monitoring processes

  • Financial sector or regulated environment experience

We are looking for someone who

  • understands the importance of data privacy and compliance,

  • can independently analyze complex data environments,

  • has experience working on enterprise-scale projects,

  • communicates effectively in international Agile/SAFe teams,

  • combines technical expertise with business and regulatory awareness.

What we offer

  • Long-term enterprise project

  • Opportunity to work with modern cloud and data technologies

  • Real impact on data security and compliance processes

  • International and mature working environment

  • Collaboration with experienced specialists and architects

  • Hybrid work model and high level of autonomy

Tech stack

    English

    B2

    Data

    nice to have

    Delphix

    nice to have

    Informatica TDM

    nice to have

    Oracle Data Masking

    nice to have

    IBM

    nice to have

Office location

About the company

B2Bnetwork

W B2B Network wierzymy, że najlepsze efekty powstają wtedy, gdy łączymy talenty specjalistów z wyzwaniami, które naprawdę do nich pasują. Dlatego to Ty wybierasz projekty, a my zapewniamy stabilne warunki, wsparcie i dos...
Company profile

Test Data Specialist – Data Masking

Summary of the offer

Test Data Specialist – Data Masking

Polska, Warszawa
B2Bnetwork
By applying, I consent to the processing of my personal data for the purpose of conducting the recruitment process. Informujemy, że administratorem danych jest B2B.net S.A. z siedzibą w Lidzbarku, ul. Wielki Łęck 81A (dalej jako "administrator"). Mas... MoreThis site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.