Senior OSIsoft PI System Engineer
First seen by Alion on Oct 19, 2026.
We are seeking a Senior OSIsoft PI System Engineer to join our team. You will design, implement, and maintain analytics in the OSIsoft PI System and drive architectural decisions.
Key responsibilities
Read, understand, challenge and discuss functional and technical requirements provided by the Data Manager and other stakeholders.
Design, implement and maintain analytics in the OSIsoft PI System, including PI AF, for historian data calculations such as asset health index.
Configure and maintain notifications, templates, asset models and other PI System components.
Design and evolve the PI System architecture to ensure a robust, scalable and maintainable solution.
Monitor PI System health, performance, availability and data flows, supporting troubleshooting and root-cause analysis.
Create complex Excel reports using PI DataLink or PI Integrator, and dashboards with PI Vision, Angular or Grafana.
Prepare future integrations with Microsoft Azure and IEC61850 data sources.
Demonstrate solutions to users, gather feedback and drive continuous improvement.
Required qualifications
5-10 years of experience with OSIsoft PI historian and related components.
Strong knowledge of PI AF, PI DataLink, PI Vision and PI Integrator.
Proficiency in scripting languages and advanced Excel (VBA, macros, pivots).
Experience with monitoring tools such as Victoria Metrics.
Excellent communication skills and ability to work effectively in a team.
Nice to have
Experience with Microsoft Azure cloud services.
Familiarity with IEC61850 data integration from substations.
Knowledge of Angular and Grafana for custom visualizations.
Background in asset health index calculations and analytics.