{"id":1721337,"url":"https://alion.io/job/unitedhealth-group-principal-data-engineer-2","title":"Principal Data Engineer","company":{"id":1043512,"name":"UnitedHealth Group","domain":"unitedhealthgroup.com","url":"https://alion.io/company/unitedhealthgrp","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Radancy","truth_index":{"grade":"B","score":75,"open_postings":99,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-26T05:57:25Z"}},"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":25000,"max_usd":54000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":20},"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"GCP","optional":false},{"name":"GitHub","optional":false},{"name":"GitHub Actions","optional":false},{"name":"Go","optional":false},{"name":"IAM","optional":false},{"name":"Java","optional":false},{"name":"Kubernetes","optional":false},{"name":"Platform Engineering","optional":false},{"name":"PowerShell","optional":false},{"name":"Python","optional":false},{"name":"SQL","optional":false},{"name":"Terraform","optional":false}],"status":"live","first_seen_at":"2026-09-07T00:00:00Z","employer_posted_date":"2026-09-07","last_verified_at":"2026-10-26T22:55:35Z","board_verified":true,"closed_at":null,"days_open":50,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":50},"description":"Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health optimization on a global scale. Join us to start Caring. Connecting. Growing together.\nWe are seeking a highly experienced Senior MongoDB Atlas Platform Support Engineer to provide enterprise grade operational and technical support for MongoDB Atlas in cloud native environments. This role is responsible for end to end L1-L3 production support, day 2 operational excellence, performance and availability optimization, and close collaboration with application teams, platform engineering, and cloud service providers.\nThe ideal candidate is a MongoDB Atlas subject matter expert with solid cloud, automation, and database fundamentals, capable of supporting mission critical systems in a 24×7 enterprise production environment.\nPrimary Responsibilities:\nProvide L1 / L2 / L3 production support for MongoDB Atlas clusters, including incident response, root cause analysis, and resolution\nOwn day 2 operations, including cluster health monitoring, capacity planning, scaling, backups, restores, upgrades, and maintenance coordination\nTroubleshoot and resolve complex performance, stability, and availability issues related to queries, indexing strategies, replication, sharding, and client connectivity\nConfigure, manage, and support Atlas networking and security, including Private Endpoints, IP access controls, encryption, IAM, and compliance requirements\nPartner with application teams to support onboarding, migrations, production readiness, and ongoing optimization\nCollaborate with MongoDB vendor support and internal engineering teams on escalations, defect resolution, and security remediation\nDesign, implement, and maintain Infrastructure as Code (IaC) using Terraform and supporting automation scripts\nSupport multi cloud MongoDB Atlas environments across Azure, AWS, and GCP\nParticipate in on call rotations and provide 24×7 production support coverage as required\nComply with the terms and conditions of the employment contract, company policies and procedures, and any and all directives (such as, but not limited to, transfer and/or re-assignment to different work locations, change in teams and/or work shifts, policies in regards to flexibility of work benefits and/or work environment, alternative work arrangements, and other decisions that may arise due to the changing business environment). The Company may adopt, vary or rescind these policies and directives in its absolute discretion and without any limitation (implied or otherwise) on its ability to do so\nRequired Qualifications:\nBachelor's degree in computer science or a related field\n8+ years of hands on experience supporting MongoDB Atlas in production environments\n4+ years of experience supporting relational databases (SQL Server or equivalent preferred)\nHands on experience provisioning and managing MongoDB Atlas resources using APIs\nExperience supporting enterprise scale / multi cloud MongoDB deployments\nExperience supporting cloud hosted databases on Azure, AWS, and GCP\nExperience building automation for operational workflows, monitoring, and diagnostics\nProven experience using Terraform for infrastructure provisioning and automation\nSolid expertise in MongoDB Atlas operations, administration, and troubleshooting\nDeep understanding of MongoDB architecture, including replica sets, sharding, indexing, and performance tuning\nSolid understanding of security, encryption, backups, disaster recovery, and compliance in cloud environments\nFamiliarity with GitHub, including GitHub Actions and Kubernetes -based application platforms\nProficiency in at least one programming or scripting language such as Python, Golang, Java, Shell, or PowerShell\nProven ability to diagnose and resolve high severity production issues under pressure, with clear and effective stakeholder communication\nProven excellent debugging, troubleshooting, communication, and presentation skills\nDemonstrated self motivation, ownership mindset, and positive attitude\nPreferred Qualifications:\nMongoDB Atlas certification \nSolid SQL fundamentals: SQL Server experience\nAt UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone-of every race, gender, sexuality, age, location and income-deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalized groups and those with lower incomes. 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