Onboarding Payroll Expert

Company overview 

Orbiss is an advisory and tax firm specialized in business growth in the United States. Founded in 2019, Orbiss helps international small and medium-sized private companies successfully scale up in the United States. 

The firm offers a 360° and tailor-made support to its clients' cross-border accounting, tax, and M&A transaction needs. The Orbiss team’s vision is modernity. This vision is implemented through an innovative approach focusing on processes automation and aiming to place people at the heart of every decision, every day, in line with our values: kindness, honesty, respect, and integrity. 

Orbiss is an innovative, modern, and young firm enhancing the old habits of the industry. 

We are seeking a highly organized and detail-oriented Onboarding Payroll Expert to join our team. The successful candidate will be responsible for overseeing administrative tasks and supporting various departments. This role requires excellent organizational skills, the ability to multitask, and strong communication abilities. 

As a Client Onboarding Payroll Expert, you will be responsible for: 

Client Payroll Onboarding: 

• Evaluate client needs and recommend the most appropriate payroll provider based on company size, location, and structure. 

• Coordinate the implementation and setup of payroll accounts for new clients. 

• Collaborate with benefits brokers to set up employee benefits strategies, ensuring alignment with client goals and regulatory compliance. 

• Guide clients through the setup of fringe benefits, stock options, and other compensation elements in payroll systems. 

• Assist in net-to-gross and gross-to-net calculations for compensation structuring. 

Content & Documentation: 

• Create clear and customized payroll onboarding documentation and content for clients. 

• Develop and maintain internal Standard Operating Procedures (SOPs) related to payroll, onboarding, and benefits administration 

Requirements

If you have: 

Education:  

• A bachelor’s degree in Human Resources, Business Administration, Accounting, or a related field. 

• Payroll or HR-related certifications (such as FPC or CPP) are a plus but not required. 

Experience: 

• 3+ years of hands-on payroll experience, ideally in a CPA firm, HR consulting, or multi-client environment. 

• Proven experience in setting up payroll systems and benefits programs for small to mid-sized companies. 

• Familiarity with U.S. payroll compliance, and working with brokers. 

• Experience working with payroll platforms such as Gusto, ADP, Paychex, Rippling, or similar. 

• Experience creating SOPs, documentation, or client-facing materials related to payroll and onboarding. 

• Experience in client-facing roles, ideally in fast-paced, service-oriented environments. 

Skills: 

• Excellent organizational and project management skills — ability to manage multiple client implementations simultaneously. 

• Strong written and verbal communication skills, especially in guiding clients through technical payroll topics. 

• Deep understanding of payroll tax laws, compliance, and best practices. 

• Comfort working across departments (tax, HR, legal) to deliver complete onboarding solutions. 

• Tech-savvy and confident using new systems and automating processes. 

• Proficient in Microsoft Office Suite (especially Excel), payroll software, and workflow documentation tools. 

• French language is required 

Personal Attributes: 

• Proactive, curious, and eager to learn — someone who takes ownership. 

• Client-oriented mindset, always looking to provide clear, helpful, and friendly support. 

• Comfortable working independently in a remote or hybrid environment. 

• Highly reliable, detail-oriented, and resourceful. 

Benefits

• Health Insurance paid 100% with HSA and FSA available. 

• 401(k) plan with a 100% match up to 6% after 3 months. 

• Unlimited paid time-off policy (with a minimum of 2 weeks / year to be taken). 

• Transportation program (Commuter Benefits, Citi Bike membership offered). 

• Work from home friendly. 

• At the offices you will have breakfast in the morning, snacks in the afternoon