Data Warehouse Developer || W2 Role

This role is responsible for designing, developing, testing, and implementing ETL solutions using Informatica Data Management Cloud (IDMC). This role requires strong hands-on experience with Data Integration (DI), Taskflows, Mappings, parameter files, and reusable transformations to build scalable, secure, and high-performing data pipelines. The candidate will manage metadata, ensure data accuracy and integrity, and drive continuous optimization within the IDMC and data warehouse environment. The individual will collaborate with business stakeholders and cross-functional IT teams to translate functional requirements into well-architected IDMC-based data integration solutions. Responsibilities include developing ETL mapping specifications, performance tuning, ensuring data security compliance, and supporting the migration, enhancement, and maintenance of IDMC workflows aligned with enterprise data warehousing best practices. Typically requires 4 to 5 years of relevant real time experience, including at least 3+ years of hands-on experience with Informatica IDMC. A strong foundation in data warehousing concepts, data integration methodologies, and solution delivery under general supervision with independent judgment is essential for this role. Ideal candidate will have skills and experience in the following areas: • Knowledge in data warehouse best practice standards • Strong experience in PowerCenter to IDMC migration. • Experience in design, development, and testing in IDMC. • Proficient in writing and analyzing complex SQL queries in Oracle, DB2, SQL Server. • Hands-on experience using Control-M for job scheduling and workflow automation. • Moderate skills working with relational and dimensional data models • Moderate skills working with slowly changing dimensions • Proven ability to diagnose and remediate ETL and DB Query performance bottlenecks. • Strong verbal and written communication skills, including facilitation of meetings with customers and technical staff • Knowledge and skills in the project development life cycle process (i.e., planning, analysis, design, design, coding, testing, implementation, support) • Demonstrated knowledge and skills in requirements gathering • Effective interpersonal relations skills, ability to effectively collaborate with others and work as part of a team • Skills in navigating a large organization in order to accomplish results • Ability to initiate and follow through on complex projects of both short- and long-term duration • Excellent organizational and time management skills. • Excellent analytical and problem-solving skills • Ability to work independently, assume responsibility for job development and training, researching and resolving questions and problems, requesting supervisor input and keeping supervisor informed • Proficiency with MS Office suite, MS Visio, MS Outlook, and Jira Project Details (project overview, who the contractor will work with, soft skills needed, etc.): Qualification Desired Experience Expertise in implementation of large, complicated models and processes 2 years Experience in technical writing and documentation 3 years Develop design specifications 3+ years Excellent organization, analytical and communication skills 3+ years Data analysis 4+ years Data Warehouse – experience in data warehouse design and development 4+ years Data Warehouse - Experience in requirements gathering for data warehouse 4+ years Data Warehouse - Performance tuning 4+ years Informatica PowerCenter 4+ years IDMC (Informatica Intelligent Data Management Cloud) 3+ years DB2 2 years Knowledge of Kimball data warehouse design principals 2+ years Ability to navigate and query a relational database (Oracle) to develop reports 3+ years Respond to customer requests (verbally and in writing) * 3+ years Develop Test Plans, Test Cases, and Test Procedures 3+ years Identify defects 3+ years Ability to develop and implement quality assurance processes and procedures including test/use cases 3+ years In-depth knowledge of system development life cycle deliverables for each phase of development 3+ years Excellent oral and written communication skills 5+ years Demonstrated experience in the design and utilization of performance measures and reports (nice to have) 2+ years Business Objects or other BI tools (nice to have) 3+ years Dashboarding/Tableau (nice to have) 2+ years State of Wisconsin Privacy Regulations Yes Top Required Skills: • Moderate experience in data warehousing process design, development, performance & tuning using the Informatica data warehousing tool suite (4+ years) • Developing skills in the architecture of data warehouse and data integration strategies and solutions • Knowledge in relational database technologies, e.g. Oracle, DB2, SQL Server (3+ years) • Strong data management and data analysis using SQL (4+ years) • Must have strong hands-on experience with Informatica IDMC. (3+ years)