{"id":3563580,"url":"https://alion.io/job/job-mail-data-quality-tester","title":"Data Quality Tester","company":{"id":701519,"name":"Job Mail","domain":"jobmail.co.za","url":"https://alion.io/company/job-mail","size_band":null,"is_staffing_agency":true,"employer_type":"agency","is_intermediary":true,"listed_via":"jobmail.co.za","ats_vendor":"Schema","truth_index":{"grade":"C","score":65,"open_postings":6927,"ghost_share":0.489,"stale_share":0,"repost_share":0.71,"time_to_fill_p50_days":7,"computed_at":"2026-11-02T06:13:15Z"}},"role":"QA","role_family":"QA","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Centurion, South Africa"],"countries":["ZA"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":18000,"max_usd":50000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":1282},"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"AWS","optional":false},{"name":"Cypress","optional":false},{"name":"DataStage","optional":false},{"name":"ETL/ELT","optional":false},{"name":"Informatica","optional":false},{"name":"Java","optional":false},{"name":"Microsoft Office","optional":false},{"name":"Python","optional":false},{"name":"Selenium","optional":false},{"name":"SQL","optional":false}],"status":"closed","first_seen_at":"2026-10-31T07:12:17Z","employer_posted_date":"2026-10-31","last_verified_at":"2026-11-02T20:16:10Z","board_verified":false,"closed_at":"2026-11-02T20:16:10Z","days_open":2,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":2},"description":"Are you passionate about ensuring data quality and building confidence in every insight that drives business decisions? We are looking for an experienced Data Tester to own end-to-end testing across data solutions - from ETL pipelines and data models to dashboards and integrations.\nIn this role you will design and execute functional, non-functional, automated and AI-enabled tests that protect data integrity, reliability and performance. You will create ETL and data visualisation test cases, write and run SQL queries and stored procedures, troubleshoot ETL workflows, and continuously strengthen test automation and regression coverage. 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Docs: https://alion.io/developers"}}