{"id":1307278,"url":"https://alion.io/job/doublu-lead-engineer-data-engineering","title":"Lead Engineer - Data Engineering","company":{"id":3812749,"name":"DoublU","domain":"godoublu.com","url":"https://alion.io/company/doublu","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Data Science","role_family":"Data Science","seniority":"lead","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Chennai, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":26000,"max_usd":47000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":16},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"ETL/ELT","optional":false},{"name":"Python","optional":false},{"name":"SQL","optional":false},{"name":"dbt","optional":true},{"name":"Snowflake","optional":true}],"status":"live","first_seen_at":"2026-09-26T12:51:12Z","employer_posted_date":null,"last_verified_at":"2026-09-26T12:51:12Z","board_verified":false,"closed_at":null,"days_open":3,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":3},"description":"Hiring: Lead Engineer - Data Engineering\n\nExperience: 5 - 7 Years\n\nLocation: Chennai\n\nPrimary Skills: SQL, Python, Data Engineering\n\nRole Overview:\n\nLooking for an experienced Data Engineer with strong hands-on expertise in SQL and Python to build and optimize data pipelines, perform data profiling, and support scalable data solutions.\n\nKey Responsibilities:\n\n- Perform data profiling to identify primary keys, data quality issues, cardinality, data types, precision, scale, and data skew.\n\n- Develop and maintain ETL/ELT pipelines for data ingestion and transformation.\n\n- Design and update dimensional data structures and use-case-specific datasets.\n\n- Perform unit, functional, and performance testing.\n\n- Optimize data pipelines and queries for performance.\n\n- Work closely with Product teams to understand and refine requirements.\n\n- Collaborate with QA teams to troubleshoot and resolve data-related issues.\n\n- Work independently and collaboratively to deliver project objectives.\n\n- Take ownership of assigned tasks and proactively contribute to the team.\n\nMust-Have Skills:\n\n- Strong hands-on experience with SQL and Python.\n\n- Advanced SQL knowledge including CTEs, Complex Joins, and Analytical / Window Functions.\n\n- Strong understanding of Data Profiling and Data Quality.\n\n- Ability to identify unique and primary keys and analyze data characteristics.\n\n- Strong ETL/ELT and data transformation experience.\n\n- Good communication and stakeholder collaboration skills.\n\n- Ability to work independently and take ownership.\n\nGood to Have:\n\n- Real-world experience with Snowflake.\n\n- Hands-on experience with dbt.\n\n- Experience in the Healthcare / Payer domain.\n\nSkills\nSQL, Python, Data Engineering, ETL, Snowflake DB, Data Build Tool","description_format":"text","description_chars":1745,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-09-26T14:00:00Z"}],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":2,"expected_fill_days":24,"reasons":["seen:2","velocity","win:early"],"computed_at":"2026-09-29T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/doublu-lead-engineer-data-engineering","json_url":"https://alion.io/job/doublu-lead-engineer-data-engineering.json","meta":{"generated_at":"2026-09-30T02:32:47Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":1750,"day_limit":5000,"remaining_today":3250,"minute_limit":60,"resets_at":"2026-10-01T00:00:00Z"}}}