Accountant Bookkeeper

Job Summary

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!

Key Responsibilities:

Accounting & Bookkeeping

• Maintain accurate financial records and general ledger entries
• Process accounts payable and accounts receivable
• Perform bank, credit card, and account reconciliations
• Prepare monthly, quarterly, and annual financial reports

Global & BPO Operations

• Support multi-entity and multi-currency accounting activities
• Assist with client billing, revenue tracking, and cost allocation
• Work closely with internal teams to ensure accurate financial data

Compliance & Reporting

• Ensure compliance with GAAP and internal financial controls
• Assist with audits, tax filings, and regulatory reporting

Team & Process Support

• Collaborate with the team in a fast-paced environment
• Help improve accounting processes and documentation

Qualifications

Required

• Bachelor’s degree in Accounting, Finance, or related field
• 3+ years of bookkeeping or accounting experience
• Proficiency in accounting software and Excel
• Strong attention to detail and organizational skills
• Comfortable working onsite in Valencia, CA (This is not a remote position)

Preferred

• Experience in a BPO, shared services, or multi-entity environment
• CPA, CMA, or bookkeeping certification
• Experience with payroll and multi-state or international operations

Why You’ll Love Working Here

• Onsite role with a supportive and friendly team atmosphere
• Stable, growing global company
• Hands-on role with real impact
• Opportunities to learn and grow within the organization

Job Type: Full-time

• 401(k) matching
• Dental insurance
• Health insurance
• Life insurance
• Paid time off
• Vision insurance

Work Location: In person