Senior Manager, Tax Technology Consulting

Ryan LLC; Lansing (MI); Hybrid; USD 158,000 - 212,000; Full time

Benefits offered by this job

401K with employer match

Tuition reimbursement

PTO

Paid parental leave

Gym reimbursement

Sabbatical eligibility

Job summary

Ryan LLC is seeking a Senior Manager, Tax Technology to lead complex indirect tax technology implementations, primarily focusing on ERP integration with Vertex O Series or OneSource Determination. You will oversee multi-engagement planning, deployment, and post-go-live support.

The role requires extensive SAP ECC/SAP S/4HANA experience and strong leadership, communication, and project-management skills, with travel 15–25% for client engagements.

Qualifications

• Requires Bachelor's or Master's degree in a related field and 7–10 years in indirect tax automation/implementation services.
• Experience leading multiple end-to-end enterprise software implementations with SAP and tax technology.
• CPA or PMP designation is a plus.

Responsibilities

• Leads complex indirect tax technology implementations from start to post-go-live support.
• Oversees requirements gathering, design, ERP integration, testing, cutover, and hypercare.
• Manages scope, schedules, budgets, and risks across engagements.
• Coaches and develops consulting professionals and supports business development.

Skills

Project management

Program management

SAP S/4HANA knowledge

Communication skills

Leadership

Analytical thinking

Coaching

Education

Bachelor's or Master's degree

Accounting/Tax/IT degree desirable

Tools

Vertex O Series

OneSource Determination

SAP ECC/SAP S/4HANA

Job description

Why Ryan?Hybrid Work OptionsAward-Winning CultureGenerous Personal Time Off (PTO) Benefits14-Weeks of 100% Paid Leave for New Parents (Adoption Included)Monthly Gym Membership Reimbursement OR Gym Equipment ReimbursementBenefits Eligibility Effective Day One401K with Employer MatchTuition Reimbursement After One Year of ServiceFertility Assistance ProgramFour-Week Company-Paid Sabbatical Eligibility After Five Years of ServiceThe Senior Manager, Tax Technology leads complex indirect tax technology implementation projects for enterprise clients, with a primary focus on ERP integration, tax engine deployment, and business process transformation. This role oversees multiple concurrent engagements from planning through production deployment, ensuring projects are delivered on time, within budget, and in accordance with Ryan’s delivery standards.The ideal candidate has substantial experience leading multiple full-cycle implementations integrating SAP ECC or SAP S/4HANA with Vertex O Series or OneSource Determination. In addition to client delivery, the Senior Manager develops consulting professionals, manages direct reports, supports business development, and contributes to the continued growth of Ryan’s Tax Technology practice.This position is eligible for remote or hybrid work arrangements, with periodic travel required to support client engagements and team collaboration.Duties and responsibilities, as they align to Ryan’s Key ResultsPeople:Creates a positive, accountable, and collaborative team environment aligned with Ryan’s core values.Leads, coaches, and develops consulting professionals through technical guidance, performance management, training, and career development.Oversees project staffing, resource planning, workload distribution, and utilization across concurrent engagements.Establishes consistent implementation methodologies, quality standards, and delivery best practices.Supports recruiting, interviewing, onboarding, and professional development of Tax Technology team members.Client:Leads complex indirect tax technology implementations from project initiation through deployment and post-go-live support.Serves as a trusted advisor to client tax, finance, accounting, and IT stakeholders.Oversees the implementation lifecycle, including requirements gathering, solution and process design, configuration, ERP integration, testing, cutover, and hypercare.Manages project scope, schedules, budgets, staffing, financial performance, and risks across multiple engagements.Reviews functional specifications, testing documentation, and client deliverables to ensure quality and implementation readiness.Supports proposals, client presentations, engagement planning, and identification of additional service opportunities.Value:Applies indirect tax and technology expertise to translate business requirements into practical, scalable solutions.Provides technical leadership for ERP integrations, tax engine implementations, and custom tax automation solutions.Develops implementation methodologies, quality standards, and reusable delivery assets that improve project consistency and efficiency.Promotes the appropriate use of automation, analytics, and artificial intelligence to improve delivery and client outcomes.Ensures strong engagement performance through disciplined budgeting, forecasting, resource planning, billing, and change management.Supports practice growth through thought leadership, strategic initiatives, vendor relationships, and knowledge sharing.Performs other duties as assigned.Education and Experience:Bachelor's degree or Master's degree from a four-year college or university and a minimum of seven to ten years of experience providing indirect tax automation and implementation services is required. Accounting, Tax, or Information Technology degrees are desirable.Experience working for a consulting firm, tax software provider, or systems integrator delivering enterprise indirect tax technology implementations is strongly preferred.Certified Public Accountant (CPA) or Project Management Professional (PMP) designation is a plus.Demonstrated experience leading multiple full-cycle enterprise software implementations from requirements gathering through production deployment and post-go-live support.Extensive knowledge of indirect tax technology software solutions is required, specifically Vertex O Series or OneSource Determination.Extensive ERP knowledge specific to tax determination and finance. The ideal candidate has experience working with and designing SAP ERP Sales and Distribution (SD), Materials Management (MM), and Financial Accounting (FI) modules in SAP ECC and/or SAP S/4HANA.Computer Skills:Proficiency in Microsoft Office applications, including Word, Excel, PowerPoint, and Outlook.Experience working with enterprise systems, databases, reporting tools, project management platforms, or business applications.Familiarity with project management tools and collaboration platforms preferred.Demonstrated ability to appropriately leverage artificial intelligence tools to improve productivity, analysis, documentation, project delivery, and day-to-day client service while maintaining professional judgment, confidentiality, and data security.Required Skills:Strong project and program management skills with the ability to manage multiple concurrent engagements and priorities.Strong functional knowledge of SAP ECC or SAP S/4HANA processes related to indirect tax.Experience leading multiple end-to-end implementations of Vertex O Series or OneSource Determination integrated with SAP ECC or SAP S/4HANA.Excellent written, verbal, presentation, and executive-level communication skills.Ability to lead cross-functional teams and influence client and internal stakeholders.Strong analytical and problem-solving skills with the ability to translate complex business requirements into practical solutions.Demonstrated ability to coach and develop consulting professionals.Preferred Skills:Experience implementing Vertex O Series and Vertex Accelerator or Accelerator+ in SAP environments.Experience supporting SAP S/4HANA transformations or migrations.Knowledge of REST APIs, web services, middleware, data analytics, or custom tax automation solutions.Familiarity with Agile, Scrum, Lean, or other structured implementation methodologies.Certificates and Licenses:Professional certifications such as PMP, Agile/Scrum certifications, Lean/Six Sigma, CPA, SAP, Vertex, or OneSource certifications are preferred.Valid driver's license may be required, depending on role assignment.Supervisory Responsibilities:This position may directly supervise team members and carry out supervisory responsibilities in accordance with Firm policies and applicable laws.TravelThis position requires periodic travel to client sites, Ryan offices, and industry events. Travel is estimated at 15–25%, depending on client engagements, project phase, and business needs.Compensation Pay Transparency:For certain California based roles, the base salary hiring range for this position is $158,000.00 - $211,750.00For other California based roles, the base salary hiring range for this position is $144,500.00 - $194,150.00For Colorado based roles, the base salary hiring range for this position is $138,000.00 - $185,350.00For Illinois based roles, the base salary hiring range for this position is $144,500.00 - $194,150.00For other Illinois based roles, the base salary hiring range for this position is $138,000.00 - $185,350.00For Maryland based roles, the base salary hiring range for this position is $138,000.00 - $185,350.00For Massachusetts based roles, the base salary hiring range for this position is $144,500.00 - $194,150.00For other Massachusetts based roles, the base salary hiring range for this position is $138,000.00 - $185,350.00For New Jersey based roles, the base salary hiring range for this position is $158,000.00 - $211,750.00For New York based roles, the base salary hiring range for this position is $158,000.00 - $211,750.00For other New York based roles, the base salary hiring range for this position is $132,500.00 - $177,100.00For Washington based roles, the base salary hiring range for this position is $144,500.00 - $194,150.00Equal Opportunity Employer: disability/veteran