Job Title: Senior Database Management SpecialistLocation: Baltimore, MD (Hybrid)Job Type: ContractRate: $51–$63.75/hr (C2C) About the Role: We are seeking a highly experienced Senior Database Management Specialist to support enterprise-level data initiatives at MHBE. This hybrid role requires hands-on expertise in PostgreSQL, MongoDB, AWS, and enterprise-scale data systems. The ideal candidate will be passionate about database architecture, security, and performance optimization, with a proven record in large-scale system integrations and migrations. Key Responsibilities: Design, develop, and maintain enterprise-grade databases, data lakes, and warehouses. Lead complex database architecture planning, modeling, and security implementation. Plan and execute large-volume data migration strategies. Provide operations support and database optimization for web apps, data-sharing platforms, and reporting tools. Ensure compliance and performance in cloud-based database environments (especially AWS). Design and implement robust ETL pipelines to integrate data from multiple sources. Administer PostgreSQL and MongoDB databases, including backups, replication, disaster recovery, and patching. Perform tuning, indexing, query optimization, and capacity planning. Collaborate across teams (developers, analysts, DevOps) for seamless integration and operations. Support data quality and governance standards including validation, metadata management, and regulatory compliance. Participate in application deployment, system testing, and production support activities. Minimum Qualifications: 6+ years of experience in enterprise database design and development. 4+ years with PostgreSQL, Informatica, and MongoDB in complex environments. Experience with DevOps tools: Jenkins, Bamboo, Maven, Bitbucket, GIT, Jira. Experience with AWS (EC2, AMIs, CI/CD pipelines). Strong skills in database migration, administration, and maintenance. Proven experience in performance tuning, ETL, SQL development, and monitoring. Solid understanding of data architecture, indexing, normalization, and security. Preferred Qualifications: 5+ years supporting health and human services systems or marketplaces. Hands-on experience with EDI formats (834, 820, 999, 270/271). Expertise in high-availability database setups in AWS. Knowledge of disaster recovery best practices. Familiarity with Integrated Eligibility or ACA-related systems. Experience with Corticon business rules, metadata management, and data governance. Proficiency in analytics/BI tools: Tableau, QlikSense, Power BI. Strong understanding of HIX operations and healthcare data environments. To Apply: If you are interested in this opportunity, please send your updated resume, desired rate, and best time to reach you to careers@collaboratingTechs.com Be sure to mention in your subject line. Job Type: Contract Pay: $51.00 - $63.75 per hour Location: Baltimore, MD (Preferred) Work Location: In person