FLEX Senior Program Manager, Corporate Systems

Marriott•Bethesda, MD

2h•$53 - $85•Hybrid

About The Position

Marriott is seeking an experienced Senior Program Manager, Corporate Systems, to lead the end-to-end integration of the Vertex tax engine with Oracle ERP Cloud (Payables and Receivables) and Source-to-Pay systems. The role leads planning, execution, and delivery of global indirect tax automation, e-invoicing compliance, and boundary-systems integrations, including strategic design, global deployment, and optimization of tax integration, calculation, e-invoicing, and cross-border reporting compliance solutions in cloud-based ERP financial platforms. The position serves as the technology implementation lead, collaborating with project management and business transformation teams to manage priorities, communications, risks, and issues and remove blockers. The program manager owns the program plan, roadmap, timeline, scope, objectives, success metrics, and governance. The role coordinates delivery across workstreams and regions, oversees technology contributions and vendor relationships, partners with Tax, Procurement, Finance, and Accounts Payable stakeholders, and supports testing, cutover, go-live readiness, and post-launch improvement. The position also addresses regulatory, audit, SOX, and data privacy requirements and supports stakeholder engagement, training, and adoption across global business units.

Requirements

Bachelor’s degree in Computer Science, Management Information Systems, Business Administration, Accounting, Finance, or equivalent practical experience.
At least 7 years of program management experience managing complex enterprise financial application rollouts, tax engines, and systems integrations.
Hands-on project delivery experience implementing the Vertex O Series indirect tax engine, including sales/use tax, VAT/GST determination, and tax content updates.
Experience managing integration deliverables between procurement platforms such as Coupa or BirchStreet, central ERP, and tax engines.
Working knowledge of integration concepts such as REST/SOAP APIs, middleware, and SFTP batch processing, as well as data mapping and error-handling workflows.
Extensive experience managing Integrated System Testing, User Acceptance Testing, end-to-end reconciliation, cutover runbooks, and hypercare support models.
Experience holding third-party system integrators, software vendors, and cross-functional technical teams accountable to delivery milestones and SLAs.
Ability to lead cross-functional and vendor-supported teams without direct authority.
Proficiency with program management tools such as Jira, MS Project, Smartsheet, or Confluence.
Strong ownership and accountability in ambiguous, multi-stakeholder environments.
Ability to translate between business and technical audiences.
Structured problem solving and sound risk judgment.
Clear written and verbal communication.
Ability to influence without direct authority.
Attention to detail while maintaining focus on program outcomes.

Nice To Haves

PMP, SAFe, Agile, or ITIL v4 certifications.
Exposure to multi-country e-invoicing regimes such as PEPPOL, SAF-T, or real-time digital reporting requirements, and global hospitality or property-level operating models.
Experience with global tax requirements, including VAT, GST, and withholding tax.
Background in process optimization, lean operations, and procurement transformations.

Responsibilities

Own the program plan, roadmap, and timeline for the Vertex tax engine integration with Oracle ERP Cloud Payables and Receivables and Source-to-Pay systems.
Define program scope, objectives, success metrics, and governance structure.
Manage dependencies across integration build, data mapping, testing, cutover, and hypercare workstreams.
Drive phased or multi-region rollouts while balancing global standards with local tax requirements.
Lead steering committee meetings and provide executive-level status reporting.
Oversee Global Technology Services contributions, including architecture, integration engineering, infrastructure, security, and support.
Coordinate project managers, business analysts, technical leads, and workstream owners.
Partner with Tax, Procurement, Finance, and Accounts Payable stakeholders to define requirements for tax determination, exemption handling, and compliance.
Manage relationships with Vertex, Coupa, Birchstreet, and implementation partners.
Ensure integration designs address tax calculation at requisition, purchase order, invoice, and sourcing or contract stages.
Oversee data readiness for supplier master data, addresses, product and service taxability codes, and exemption certificates.
Validate alignment with ERP and downstream financial systems for tax posting and reconciliation.
Confirm that unit, integrated system, user acceptance, regression, and performance testing cover key tax scenarios and edge cases.
Support defect triage, release management, and go-live readiness decisions.
Identify, track, and mitigate program risks, issues, and dependencies.
Ensure solutions meet regulatory, audit, SOX, and data privacy requirements.
Maintain program documentation, decision logs, and change control processes.
Establish post-go-live support models, knowledge transfer, and continuous improvement plans.
Develop stakeholder engagement, communication, and training plans.
Partner with change management teams to drive user adoption across global business units.
Communicate program progress, risks, and decisions to senior leadership.

Benefits

401(k) plan
Stock purchase plan
Discounts at Marriott properties
Commuter benefits
Employee assistance plan
Childcare discounts
Medical coverage for full-time positions
Dental coverage for full-time positions
Vision coverage for full-time positions
Health care flexible spending account for full-time positions
Dependent care flexible spending account for full-time positions
Life insurance for full-time positions
Disability insurance for full-time positions
Accident insurance for full-time positions
Adoption expense reimbursements for full-time positions
Paid parental leave for full-time positions
Washington employees accrue paid sick leave and PTO and are eligible for at least 9 holidays annually