| Senior IT Vendor Manager Senior | IC3 | IT Vendor Management Information Technology |
| Senior Identity Systems Engineer Senior | IC3 | Identity Administration Information Technology |
| Senior Immigration Specialist Senior | IC3 | Immigration Legal Legal, Compliance & Corporate Affairs |
| Senior Implementation Consultant Senior | IC3 | Implementation Consulting Customer Success, Support & Services |
| Senior Import Export Specialist Senior | IC3 | Import / Export Operations Procurement, Supply Chain & Manufacturing |
| Senior Incident Responder Senior | IC3 | Cyber Incident Response Cybersecurity, Privacy & Trust |
| Senior Indirect Tax Analyst Senior | IC3 | Indirect Tax Finance |
| Senior Industrial Engineer Senior | IC3 | Industrial Engineering Procurement, Supply Chain & Manufacturing |
| Senior Industrial Hygienist Senior | IC3 | Industrial Hygiene Real Estate, Workplace, Facilities & EHS |
| Senior Industry Account Executive Senior | IC3 | Industry Sales Sales |
| Senior Information Architect Senior | IC3 | Information Architecture Design & User Experience |
| Senior Infrastructure Architect Senior | IC3 | Infrastructure Architecture Cloud Infrastructure & Data Centers |
| Senior Infrastructure Engineer Senior | IC3 | Cloud Infrastructure Engineering Cloud Infrastructure & Data Centers |
| Senior Infrastructure Reliability Engineer Senior | IC3 | Infrastructure Reliability Engineering Cloud Infrastructure & Data Centers |
| Senior Inside Sales Representative Senior | IC3 | Inside Sales Sales |
| Senior Inside Sales Representative Senior | IC3 | Inside Sales Customer Operations & Contact Centers |
| Senior Instructional Designer Senior | IC3 | Learning Design People / Human Resources |
| Senior Insurance Risk Analyst Senior | IC3 | Corporate Insurance Enterprise Risk, Audit & Resilience |
| Senior Integration Engineer Senior | IC3 | Integration Engineering Information Technology |
| Senior Integration Manager Senior | IC3 | M&A Integration Executive & Corporate Strategy |
| Senior Internal Auditor Senior | IC3 | Internal Audit Enterprise Risk, Audit & Resilience |
| Senior International Tax Analyst Senior | IC3 | International Tax Finance |
| Senior Inventory Analyst Senior | IC3 | Inventory Management Procurement, Supply Chain & Manufacturing |
| Senior Investigator Senior | IC3 | Corporate Investigations Legal, Compliance & Corporate Affairs |