Slalom Flex (Project Based) Data Migration Engineer

Description and Requirements Job Description Database Migration Engineer Location: Remote, aligned to EST working hours Employment Type: Project-based contract Start Date: ASAP Duration: Through 2/5/27 with potential extension About Us Slalom is a purpose-led, global business and technology consulting company. From strategy to implementation, our approach is fiercely human. In six+ countries and 43+ markets, we deeply understand our customers-and their customers-to deliver practical, end-to-end solutions that drive meaningful impact. Backed by close partnerships with over 400 leading technology providers, our 10,000+ strong team helps people and organizations dream bigger, move faster, and build better tomorrows for all. We're honored to be consistently recognized as a great place to work, including being one of Fortune's 100 Best Companies to Work For seven years running. Learn more at Slalom.com. Overview We are seeking a Senior Database Migration Engineer to support the development of an AI-powered modernization platform that automates application and database migrations at scale. This individual will serve as the technical authority for complex database migration scenarios, helping design, validate, and troubleshoot the migration of legacy database platforms to Amazon Aurora PostgreSQL. The ideal candidate brings deep hands-on experience with legacy database technologies such as DB2, Sybase, and Oracle, along with a proven track record delivering large-scale heterogeneous database migrations. This role will partner closely with cloud architects, AI engineers, and platform developers to resolve migration edge cases, validate conversion outcomes, and ensure data integrity throughout the migration lifecycle. What You'll Do Lead troubleshooting and resolution of complex database migration issues involving DB2, Sybase, Oracle, and other legacy database platforms. Serve as the technical escalation point for AI-driven schema conversions, database migrations, and reconciliation failures. Guide the design and implementation of migration strategies from legacy databases to Amazon Aurora PostgreSQL. Support AWS Database Migration Service (DMS) and Schema Conversion Tool (SCT) implementations, including full-load and change data capture (CDC) migration patterns. Validate schema transformations, stored procedures, queries, indexes, and data conversion results. Identify migration edge cases and collaborate with engineering teams to enhance automation and AI migration agents. Develop and refine reusable migration templates, best practices, and validation frameworks. Partner with client database administrators and application teams to understand source system constraints, dependencies, and migration risks. Ensure successful production cutovers through rigorous reconciliation, data validation, and rollback planning. Provide technical leadership on database performance tuning, migration readiness assessments, and post-migration stabilization activities. What You'll Bring 8+ years of experience in database engineering, database administration, or database migration initiatives. Deep expertise with one or more legacy database platforms, including: IBM DB2 Sybase ASE Oracle Database Proven experience leading heterogeneous database migrations from legacy platforms to PostgreSQL or cloud-native database services. Strong hands-on experience with AWS Database Migration Service (DMS) and AWS Schema Conversion Tool (SCT). Extensive knowledge of relational database architecture, performance tuning, indexing strategies, and query optimization. Experience troubleshooting database conversion issues involving stored procedures, triggers, functions, SQL dialect differences, and data type mappings. Strong SQL development and data validation skills. Experience executing large-scale database migration programs involving hundreds of tables and complex application dependencies. Ability to communicate effectively with architects, engineers, DBAs, and business