Interim Finance M&A Integration Lead

Vaco by Highspring; San Francisco (CA); Hybrid; USD 180,000 - 230,000; Part time

Job summary

Vaco by Highspring seeks an Interim Finance M&A Integration Manager or Senior Manager to lead post-close integration across a growing acquisitions portfolio. This hybrid role requires in-office presence in San Francisco three days a week for an initial six-month assignment.

You will design scalable integration playbooks, manage cross-functional workstreams across Accounting, Treasury, Payroll, Tax, and Procurement, and drive timely systems migrations, reporting, and controls while mitigating

Qualifications

• Bachelor's degree in Accounting, Finance, or related field; MBA/CPA preferred.
• 8+ years in M&A integration, finance transformation, or related finance operations.
• Led post-close finance integration workstreams for complex acquisitions.
• Strong PM and stakeholder leadership, coordinating multiple initiatives.
• Experience with finance systems migrations or ERP implementations.
• Able to navigate ambiguity, influence senior stakeholders, and drive execution.

Responsibilities

• Lead finance integration activities across acquisitions from signing through post-close.
• Develop scalable integration frameworks, playbooks, and governance processes.
• Translate requirements into timelines, milestones, dependencies, and workstreams.
• Coordinate integration readiness across Accounting, Treasury, Payroll, Tax, Procurement, and others.
• Manage post-close activities to support financial and operational transitions.
• Facilitate cross-functional meetings, track deliverables, and hold stakeholders accountable.
• Coordinate entity setup, banking transitions, payroll onboarding, data transfers, and cutovers.
• Identify integration risks, develop mitigation plans, and resolve roadblocks.
• Support financial diligence and integration of historical information, revenue, tax, systems, and operations.
• Drive process improvements and ensure timely migrations, controls, and accounting processes.

Skills

M&A integration

Finance transformation

Project management

Stakeholder leadership

Cross-functional coordination

ERP migrations

Risk mitigation

Financial diligence

Education

Bachelor's degree in Accounting/Finance

MBA/CPA preferred

Tools

ERP implementations

Finance systems migrations

Data transfer tools

Job description

Vaco by Highspring seeks an Interim Finance M&A Integration Manager or Senior Manager to lead post-close integration across a growing acquisitions portfolio. This hybrid role requires in-office presence in San Francisco three days a week for an initial six-month assignment.

You will design scalable integration playbooks, manage cross-functional workstreams across Accounting, Treasury, Payroll, Tax, and Procurement, and drive timely systems migrations, reporting, and controls while mitigating