Manufactures specialty chemicals and performance additives for industrial use.
| Title |
|---|
| Chemical Operator Full Time · 2+ YOE Orangeburg, South Carolina, United States · Onsite |
| Intern - Maintenance, Morgantown Full Time, Internship Morgantown, West Virginia, United States · Onsite |
| Associate Chemist - Fuels, Lubes and Oilfield Full Time · 3+ YOE Houston, Texas, United States · Onsite |
| Lead Chemist - Fuels, Lubes & Oilfield Full Time · 1+ YOE Houston, Texas, United States · Onsite |
| Logistics Technician Full Time Freeport, Texas, United States · Onsite |
| Director Global Process Safety Full Time · $185K-$215K · 5+ YOE The Woodlands or Schenectady · Onsite |
| Quality Technician Full Time · 2+ YOE Freeport, Texas, United States · Onsite |
| Reliability Engineer - Fixed Equipment Full Time · 3+ YOE Freeport, Texas, United States · Onsite |
| E&I Technician Full Time, Contract, Internship, Temporary, Seasonal, Volunteer · 4+ YOE Morgantown, West Virginia, United States · Onsite |
| Maintenance & Reliability Supervisor Full Time Baytown, Texas, United States · Onsite |
| Quality Manager - Freeport, TX Full Time · 10+ YOE Freeport, Texas, United States · Onsite |
| Production Technician Full Time Rotterdam Junction, New York, United States · Onsite |
| Automation Controls Co-Op Full Time Freeport or Orangeburg or Morgantown · Onsite |
| Chemical Operator (DNBP) Full Time · 0+ YOE Bay Minette, Alabama, United States · Onsite |
| Maintenance Planner Full Time · 2+ YOE Freeport, Texas, United States · Onsite |
| Production Operator Full Time Freeport, Texas, United States · Onsite |
| Lead Mechanical Engineer Full Time Orangeburg, South Carolina, United States · Onsite |
| Maintenance Mechanic Full Time · $66K/yr Rotterdam Junction, New York, United States · Onsite |
| E&I Technician Full Time · $48K-$71K/yr · 3+ YOE Orangeburg, South Carolina, United States · Onsite |
| Reliability Engineer - Rotating Equipment Full Time Freeport, Texas, United States · Onsite |
| Production Engineer Full Time · 1+ YOE Freeport, Texas, United States · Onsite |
| Mechanical Engineering-INTERN (Summer 2026) Internship Freeport, Texas, United States · Onsite |
| Process Controls Engineer - PRDM Full Time Rotterdam Junction, New York, United States · Onsite |
| Activities | Manufacturing performance additivesProducing chemical intermediatesDeveloping active pharmaceutical ingredientsProviding industrial process solutionsFormulating plastic and rubber stabilizers |
| Headquarters | US |
| Industries | ChemicalsManufacturing |
| Name | SI Group |
| Employees | 2,700 |
| Type | Private |
| Parent Company | SK Capital Partners |
| Subsidiaries | Addivant |
| Tagline | Manufactures specialty chemicals and performance additives for industrial use. |
| Founded | 1,906 |
| Website | siigroup.com |
| Latest Funding Round | Private Equity |
| Latest Funding Year | 2,018 |
| Latest Funding Amount | 2,000,000,000 |
| Latest Investors | SK Capital Partners |