Global Delivery Centre Order to Cash (O2C) Billing Associate

Who is ERM?
ERM is a leading global sustainability consulting firm, committed for nearly 50 years to helping organizations navigate complex environmental, social, and governance (ESG) challenges. We bring together a diverse and inclusive community of experts across regions and disciplines, providing a truly multicultural environment that fosters collaboration, professional growth, and meaningful global exposure. As a people-first organization, ERM values well-being, career development, and the power of collective expertise to drive sustainable impact for our clients—and the planet.

Introducing our new Global Delivery Centre (GDC)
Our Global Delivery Centre (GDC) in India is a unified platform designed to deliver high-value services and solutions to ERM’s global clientele. By centralizing key business and consulting functions, we streamline operations, optimize service delivery, and enable our teams to focus on what matters most—advising clients on sustainability challenges with agility and innovation. Through the GDC, you will collaborate with international teams, leverage emerging technologies, and further enhance ERM’s commitment to excellence—amplifying our shared mission to make a lasting, positive impact.

Job Objective:

The Project Accounting (PA) team at ERM is a function that resides within the Finance Department, responsible for closely partnering with ERM's consultant teams to ensure proper administration and financial health of client projects, from inception through close. This highly critical team is vital in ERM reaching important KPIs, including NR, PBBIT/EBITDA, and WIP DSO.

Role Profile:
The role is responsible for ensuring all client billing is performed accurately, timely and in line with instructions within the contract. The role is also responsible for actioning all project variance corrections like effort transfers.

Key responsibilities:

Client time and material billing -

• Create draft invoices and send them to PIC/PM for review via e-billing platform (or equivalent).

• Action any review points from PM/PIC following issuing of draft invoice.

• Process any write offs in line with PM/PIC instructions and approval matrix.

• Escalate any non-responses to draft billing to Financial Project Partner (FPP) at the appropriate time for resolution.

• Ensure e-billing platform (or equivalent) status is kept up to date.

• Run final invoices.

• Seek pre-approvals from Client for invoices where appropriate.

Client lump sum billing -

• Ensure any automated milestone billing is confirmed with PICs before issuing drafts.

• Ensure GDC – O2C Master Data team are informed of any changes to milestone billing dates.

• Monthly variance clearing.

• Review Manage Engine tickets from monthly review and assign to correct team based on subject.

Issue invoice -

• Email client invoice from global mailbox.

• Send invoice to customer portal team for e-invoicing or customer portal actions.

Escalate issues -

• Escalate issues to the FPP for stalled invoices being sent to the client per the SOP.

• Escalate issues to the FPP for stalled variances being cleared per the SOP.

Shift Pattern:

This role requires working in shift hours aligned to global stakeholders.
North America shift: 5:00 PM – 2:00 AM IST
EMEA shift: 2:00 PM – 11:00 PM IST

Required skills:

• 3-5 years of experience in O2C or related finance process roles.

• Basic knowledge of financial processes, controls, and compliance requirements.

• Excellent analytical, problem-solving, and project management skills.

Desired skills, but not required:

• Fluency in other languages besides common Indian dialects or English.

Candidates may be invited to complete an online assessment as part of our recruitment process. All personal information will be handled confidentially and in compliance with data protection laws.