Role: PI Subject Matter Expert
Location: Rosemead, CA
The PI Subject Matter Expert (SME) will lead and support the design, build, migration, and stabilization of AVEVA PI environments as part of a multi‑year enterprise historian modernization program. The role spans eDNA to PI migration, WAMS/EMS/CRAS PI environment build‑outs, metadata modelling, interface migrations, historical data loads, testing, production cutover, and post‑go‑live support across QA, PDS, and Production environments.
•      Perform eDNA to PI gap analysis, covering functionality, metadata, event files, and reporting.
•      Define PI environment preparation strategy for Grid systems.
•      Author detailed specifications for metadata updates, event file management, and extraction approaches.
•      Support preparation and validation of eDNA data extracts.
•      Drive stakeholder reviews and mutual sign off of analysis outputs.
•      Lead event file migrations from CRAS and WAMS into PI.
•      Execute and validate historical data loads.
•      Build and validate AF/DA metadata models aligned to Grid operations.
• Design, build, and migrate interfaces, including DGA and DeltaX. • Support Grid QA, PDS, and Production cutovers. • Assist with system validation, performance tuning, and data reconciliation. • Participate in cutover planning, execution, and stabilization. • Provide SME support during finalization, turnover, and handover activities • Support training and change management activities for PI users and operations teams. • Contribute to metadata standards and governance.
•      Develop and review technical documentation.
•      Provide user support and knowledge transfer post go live.
•      Drive final documentation and mutual sign off.
Technical Skills
•      10+ years of experience with AVEVA PI System (PI DA, AF, Vision).
•      Strong expertise in historian migrations (eDNA → PI preferred).
•      Hands on experience with WAMS, EMS, CRAS, or Grid systems.
•      Experience with event files, historical data loads, and large scale PI systems.
•      Strong understanding of PI interfaces, AF modelling, and metadata design.
•      Proven ability to support enterprise testing, SAT cycles, and production cutovers.
•      Excellent documentation and stakeholder communication skills.
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