US Accounting & Operations Coordinator, Burlingame

FLEXOPTIX GmbH; Burlingame (CA); On-site; USD 60,000 - 90,000; Full time

Benefits offered by this job

Health coverage

401(k) plan

Paid time off

Annual company events

Global collaboration

Job summary

FLEXOPTIX Inc. in Burlingame, California, is seeking a hands-on Administrative/Accounting Associate to support daily accounting, payroll, HR documentation, and office operations for our US branch. You will handle AP/AR, invoicing, tax compliance with Avalara, vendor relations, and onboarding.

We value detail, organization, and a willingness to learn as you grow with our growing US team. This in-person role offers exposure to multi-state tax obligations, cross-functional collaboration, and

Qualifications

• 1–2 years of experience in accounting, bookkeeping, business operations, office administration, HR administration, or related area.
• Basic understanding of accounts payable, accounts receivable, bookkeeping, or financial recordkeeping.
• Strong organizational skills and attention to detail.
• Bachelor’s degree or equivalent practical experience.

Responsibilities

• Support day-to-day accounting activities including AP, AR, invoicing, vendor bills, and payments.
• Monitor state taxes across all 50 states using Avalara and nexus monitoring.
• Reconcile bank accounts and vendor balances; assist with unclear transactions.
• Follow up on customer payments and assist with billing, payment, and vendor questions.
• Coordinate with external accountants, tax advisors, banks, payroll and benefits providers, vendors, and partners.
• Support onboarding, payroll and benefits administration, recruiting coordination, and HR documentation.
• Assist with day-to-day US office operations, including vendor administration and recordkeeping.
• Support customer and vendor onboarding requirements such as W-9s and banking information.

Skills

Organizational skills

Attention to detail

English communication

Multitasking

Independent work

Willingness to learn

Education

Bachelor's degree or equivalent

Tools

Microsoft Excel

ERP systems

Accounting software

Avalara

Payroll systems

Job description

FLEXOPTIX Inc. in Burlingame, California, is seeking a hands-on Administrative/Accounting Associate to support daily accounting, payroll, HR documentation, and office operations for our US branch. You will handle AP/AR, invoicing, tax compliance with Avalara, vendor relations, and onboarding.

We value detail, organization, and a willingness to learn as you grow with our growing US team. This in-person role offers exposure to multi-state tax obligations, cross-functional collaboration, and