Senior Implementation Consultant

What You'll Do

As a Senior Implementation Consultant in Avalara's Professional Services organization, you will serve as a subject matter expert leading the delivery of large, complex, and high-visibility enterprise implementations for Avalara’s Excise platforms (AvaTax for Energy, Returns for Energy, AvaTax for Tobacco and Returns for Tobacco).

You will own the technical architecture and tax determination strategy for multi-jurisdiction, high-volume energy distributors, suppliers, and terminal operators. In addition to customer delivery, you will serve as a technical escalation lead, drive practice-wide standards, collaborate with external implementation partners, and mentor consultants across the team.

What Your Responsibilities Will Be

• Enterprise Solution Architecture & Delivery
  Lead the end-to-end technical delivery of complex, multi-tiered enterprise implementations involving multi-entity structures, complex supply chains, cross-border movements (US/Canada), and custom ERP/connector integrations.
  Architect custom calculation logic, and complex schedule/return mappings across high-volume transaction datasets.
  Facilitate advanced architectural and functional design workshops with enterprise tax directors, IT leadership, and systems integrators.
  Lead system integration testing (SIT) and UAT strategy, troubleshooting complex race conditions, caching behaviors, and data schema discrepancies.
  Manage project technical risk, proactively mitigating scope drift and identifying architectural constraints early.

• Practice Leadership & Escalation
  Act as a senior escalation point for critical customer issues, complex data anomalies, and unresolved tax determination and compliance challenges.
  Partner with Product Management, Core Engineering, and Support to diagnose root causes (e.g., platform performance, caching, connector bugs) and advocate for platform enhancements.
  Collaborate with and provide technical governance for third-party implementation partners
  Participate in pre-sales discovery, scoping calls, and Level-of-Effort (LOE) estimations for complex or custom enterprise opportunities.

• Mentorship & Practice Excellence
  Eligible to serve as Team Lead, providing technical coaching, peer review, and quality assurance for consultants.
  Lead the creation of standardized implementation templates, automated validation scripts, and training curricula.

What You’ll Need To Be Successful

• 8+ years of progressive experience in enterprise software implementation, tax technology consulting, systems integration, or technical solution delivery.

• Bachelor’s degree in Information Systems, Computer Science, Accounting, Finance, Engineering, or equivalent practical experience.

• In-depth subject matter expertise in excise/fuel and taxation, oil & gas supply chains, terminal operations, or indirect tax systems.

• Advanced technical troubleshooting skills (APIs, SQL/database queries, data transformation pipelines, ERP data structures).

• Prior hands-on experience configuring Avalara Excise platforms (ATE, ARE,) or similar tax engines.

• Deep knowledge of ERP ecosystems (SAP S/4HANA, Oracle ERP Cloud, PDI Enterprise, JD Edwards).

Pay Range Details

• Colorado: $88,000-$140,800 [annually]

• Washington: $88,000-$155,700 [annually]

• California: $88,000-$170,300 [annually]

• NYC: $97,100-$170,300 [annually]