"Rustom is a seasoned executive with extensive international experience, financial expertise and outstanding leadership qualities," said David Bradley, president and CEO at SI Group. "I am confident that Rustom will lead our global financial capabilities in a way that drives long-term, sustainable value creation opportunities for our stakeholders."
Jilla previously worked as CFO of public and private equity-backed manufacturing and distribution businesses, including International Flavors and Fragrances Inc., which he led through its merger with DuPont's Nutrition and Biosciences division.
He also worked for MSC Industrial Direct, Dematic Group and Ansell Ltd.
At SI Group, he will be responsible for finance, accounting, treasury, financial planning and analysis, and tax.
"I am excited to join the leadership team at SI Group, and especially at a time when the company is rapidly evolving," Jilla said. "SI Group is poised for growth in performance additives, and I look forward to helping deliver the company's operational and financial commitments in alignment with our strategy."