{"id":137787,"url":"https://alion.io/job/gss-group-senior-database-administrator-mongodb-postgresql","title":"Senior Database Administrator (MongoDB & PostgreSQL)","company":{"id":5362,"name":"GSS Group","domain":"gsstechgroup.com","url":"https://alion.io/company/gsstechgroup","size_band":"201-500","is_staffing_agency":false,"employer_type":"staffing","is_intermediary":false,"listed_via":null,"ats_vendor":"Workable","truth_index":{"grade":"B","score":83,"open_postings":10,"ghost_share":0,"stale_share":0.9,"repost_share":0,"time_to_fill_p50_days":15,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Data Science","role_family":"Data Science","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Bengaluru, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":22000,"max_usd":46000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":59},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"Ansible","optional":false},{"name":"Bash","optional":false},{"name":"Jenkins","optional":false},{"name":"Linux","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Python","optional":false},{"name":"SQL","optional":false},{"name":"Terraform","optional":false},{"name":"Unix","optional":false}],"status":"live","first_seen_at":"2026-08-21T00:00:00Z","employer_posted_date":"2026-08-21","last_verified_at":"2026-10-18T15:43:08Z","board_verified":true,"closed_at":null,"days_open":58,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":58},"description":"Role Summary\nWe are seeking a highly experienced Senior Database Administrator with deep, hands on expertise across both MongoDB and PostgreSQL platforms. The successful candidate will own database reliability, performance, security, and scalability across mission critical production environments, taking full responsibility for administration, architecture decisions, high availability design, and disaster recovery readiness. This is a dual platform role requiring genuine depth in both NoSQL and relational database ecosystems, not surface level familiarity in one propped up by the other.\nKey Responsibilities\nMongoDB\nAdminister, monitor, and maintain MongoDB environments across development, staging, and production\nDesign and manage replica sets and sharded cluster topologies for high availability and horizontal scalability\nOwn backup and restore strategy, including point in time recovery, and validate recovery procedures regularly\nPlan and execute database patching and version upgrades with minimal downtime\nAdminister and operate MongoDB Ops Manager for fleet monitoring, automation, and backup orchestration\nDiagnose and resolve replication lag, shard balancing issues, and index inefficiencies\nOwn internals level troubleshooting including WiredTiger storage engine behaviour, oplog sizing, and write concern tuning\nPostgreSQL\nAdminister PostgreSQL instances across the full lifecycle, from provisioning to decommissioning\nDesign and implement high availability and clustering solutions (e.g. streaming replication, Patroni, Pgpool, or equivalent)\nConfigure and manage monitoring tooling to proactively identify performance degradation and capacity risks\nOwn backup and restore strategy including physical and logical backups, WAL archiving, and point in time recovery\nExecute patching and major/minor version upgrades with a tested rollback plan\nWrite and optimize SQL and PL/pgSQL for performance tuning, troubleshooting, and support of application teams\nCross Platform Responsibilities\nOwn database patching and upgrade governance across both platforms, including testing, rollback planning, and change management alignment\nImplement and maintain database auditing, logging, and security hardening practices in line with compliance requirements\nLead performance tuning and diagnostics work, including query optimization, index strategy, resource contention analysis, and capacity planning\nPlan and execute database migrations (version upgrades, platform migrations, cloud/on prem transitions) with minimal business disruption\nMaintain infrastructure as code and automation for database provisioning and configuration using tools such as Ansible, Jenkins, or Terraform\nWrite and maintain operational scripts and tooling in Bash and/or Python to reduce manual effort and improve reliability\nOperate within Agile delivery practices, participating in sprint planning, incident retrospectives, and cross functional ceremonies\nAdminister databases on Unix/Linux operating systems, including OS level performance and resource troubleshooting relevant to database workloads\nRequirements\n7+ years in database administration, including 4+ years of hands on production experience across both MongoDB and PostgreSQL. Excellent knowledge of MongoDB and PostgreSQL architecture, internals, HA, and backup/restore. Good knowledge of SQL/PL/pgSQL, Unix/Linux, Agile practices, automation tooling, and scripting. Track record of leading HA/DR design and major version upgrades independently, not just executing existing runbooks.\nRelevant certifications (MongoDB DBA Associate/Professional, PostgreSQL/EDB/PGCA, or cloud database certifications) are a plus.","description_format":"text","description_chars":3659,"description_truncated":false,"requirements":{"experience_years_min":null,"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":["IT Outsourcing & Dedicated Teams","Enterprise Apps Implementation Partners","IT Staffing & Staff Augmentation"],"lifecycle":[{"event":"open","at":"2026-08-21T00:00:00Z"}],"visa":[],"liveness":{"score":12,"band":"cold","label":"Long shot","p_open":1,"p_active":0.345,"p_room":0.35,"age_days":57,"expected_fill_days":15,"reasons":["conf:2","stale_co","velocity","win:tail"],"computed_at":"2026-10-17T05:46:00Z"},"pay":null,"html_url":"https://alion.io/job/gss-group-senior-database-administrator-mongodb-postgresql","json_url":"https://alion.io/job/gss-group-senior-database-administrator-mongodb-postgresql.json","meta":{"generated_at":"2026-10-18T18:40:58Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":23053,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-19T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":5362},"rest":"https://alion.io/mcp/rest/get_company?id=5362"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fgss-group-senior-database-administrator-mongodb-postgresql"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fgss-group-senior-database-administrator-mongodb-postgresql"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fgss-group-senior-database-administrator-mongodb-postgresql"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/gss-group-senior-database-administrator-mongodb-postgresql\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fgss-group-senior-database-administrator-mongodb-postgresql"}]}