Senior Hibernate/JPA ORM Engineer

About IEM Industrial Electric Mfg. (IEM) is the largest independent full-line manufacturer of custom power distribution systems in North America. Founded more than 75 years ago in Fremont, California, IEM grew alongside Silicon Valley and today operates over 1.7 million square feet of manufacturing capacity. With $1B+ in annual sales and 10,000+ commissioned projects across technology, data centers, commercial, energy, utilities, healthcare, industrial, and infrastructure markets, IEM continues to deliver exceptional product quality, dependable service, and the flexibility to meet complex technical requirements at scale.Position Summary The Senior Hibernate/JPA ORM Engineer is responsible for architecting, managing, optimizing, and ensuring the performance and reliability of the enterprise persistence layer supporting multiple Java-based applications. This role is critical to enabling scalable, secure, data-driven systems by designing efficient ORM strategies, optimizing queries, enhancing transaction handling, and collaborating with development teams to ensure high-performing integrations with backend databases. The engineer will oversee ORM configuration, troubleshoot performance bottlenecks, enforce data integrity, and support modernization initiatives across both on-premise and cloud-based environments.   As we continue modernizing our enterprise platforms, we are seeking a Senior Hibernate/JPA ORM Engineer to lead the evolution of our Java-based persistence architecture. This role offers an exciting opportunity within an innovative, growing company with a backlog extending more than three years.   Key Responsibilities ORM Architecture & Persistence Management Design, configure, and maintain Hibernate/JPA persistence layers across multiple environments, including cloud-hosted databases. Develop and optimize entity models, relationships, fetch strategies, and schema mappings aligned with application and business requirements. Integrate Java persistence with Infor SyteLine V10.x, Salesforce Sales Cloud, and related enterprise systems. Establish best practices for ORM usage, including naming standards, caching strategies, and transaction handling.   Performance Tuning & Optimization Monitor and optimize persistence performance, reducing database load and improving application responsiveness. Analyze SQL generated by Hibernate and enhance performance through strategic indexing, batching, lazy/eager loading optimization, and query tuning. Identify and resolve N+1 issues, excessive joins, inefficient fetch plans, and transaction bottlenecks. Use Hibernate statistics, profiling tools, and database monitoring utilities to drive continuous improvement.   Caching, Transactions & Reliability Design robust transaction management strategies, supporting distributed transactions where required. Ensure data consistency and reliability across high-availability architectures. Collaborate on application-level backup and recovery strategies related to data access layers.   Security & Compliance Enforce secure coding and ORM best practices to protect sensitive data. Ensure adherence to data governance, auditing, and regulatory requirements. Work with the security team to identify vulnerabilities within application-layer data access implementations.   Scalability & Capacity Planning Evaluate and optimize ORM configurations and database interactions to support business growth. Participate in planning for infrastructure scaling, including cloud migrations and performance load testing. Enhance storage utilization and query throughput across on-prem and cloud environments.   Troubleshooting & Issue Resolution Diagnose and resolve application-level data access issues, including slow queries, deadlocks, locking, concurrency challenges, and transactional anomalies. Provide on-call support for critical incidents involving persistence-layer failures or performance degradation. Ensure rapid resolution and minimal downtime through an established escalation process.   Collaboration & Documentation Work closely with Java development teams to support deployments, new features, major refactoring efforts, and platform upgrades. Provide guidance on JPA/Hibernate best practices, query writing, and data-access patterns. Lead complex ORM projects ensuring scalability, maintainability, and performance. Create and maintain comprehensive documentation for ORM architecture, configuration standards, optimization techniques, and troubleshooting procedures.   Miscellaneous Responsibilities Mentor and support team members in Hibernate, JPA, and persistence-layer best practices. Perform other duties as assigned.   Supervision of Personnel None.   Qualifications Required 5+ years of professional experience working with Hibernate/JPA in enterprise Java applications, including 3+ years in a senior or lead role. Expert-level understanding of ORM design, entity modeling, caching, and SQL generation. Proven experience optimizing ORM performance, including fetch strategies, batching, indexing, and query tuning. Strong familiarity with relational databases (e.g., MySQL Server, PostgreSQL, MS SQL Server) and how Java applications interact with them. Excellent communication skills and ability to collaborate cross-functionally. Strong analytical and critical-thinking skills with consistent on-time delivery.   Preferred Bachelor’s degree in computer science, software engineering, or equivalent experience. Experience integrating Java applications with enterprise systems, including ERP solutions like Infor SyteLine V10.x and Salesforce Sales Cloud. Certifications such as Oracle Certified Professional: Java SE, Spring Professional Certification, or cloud database certifications. Experience with Infor SyteLine V9.00.30 or V10.x. Familiarity with NoSQL databases or hybrid persistence architectures. Experience with enterprise backup tools such as Cohesity DataProtect.   Location The position is fully remote with minimal travel required to IEM facilities or industry conferences.    Why Join IEM At IEM, you’ll join a team that powers some of the world’s most ambitious projects. We’re engineers, makers, and problem-solvers who thrive on tackling complex challenges and delivering solutions that keep industries moving forward. If you’re driven, collaborative, and ready to make an impact, we’d love to hear from you. Your creativity and passion can help us achieve great things—come be part of the journey. Learn more about IEM at https://www.iemfg.com We offer comprehensive and competitive benefits package designed to support our employees' well-being, growth, and long-term success. View a snapshot of our benefits at https://www.iemfg.com/careers Recruiting Scams Beware of recruiting scams. IEM never charges candidates fees, and all recruiter emails come from an @iemfg.com address. If you suspect fraudulent activity, do not share personal information and report it to us at iemfg.com/contact Non-Discrimination Statement IEM does not discriminate against any applicant based on any characteristic protected by law. 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