Tri Source International is a global Business Process Outsourcing (BPO) organization with headquarters in Valencia, California. We support clients worldwide and pride ourselves on a collaborative, supportive, and positive team environment. We are looking for a reliable and detail-oriented Bookkeeper / Accountant to join our onsite team and contribute to our continued growth. Company Background We’re revolutionizing the way businesses interact with customers through intelligent, AI-driven call center solutions. Our services help companies scale customer support, sales, and communication—without sacrificing quality or performance. Company Culture & Mission TSI makes outsourcing simple so that our clients can focus on their core business and drive sales growth. TSI is the sales, customer service, and back-office support engine behind many top brands, products, and services. We support our portfolio clients from world-class Call Centers located in the Los Angeles metro, Mexico and Latin America. We are very selective with the partners with whom we engage as well as the teammates we invite to be a part of our family. This keeps us focused on our Values: People, Passion, Balance, Transparency, Results and Fun!