Senior ERP Project Manager

Senior ERP Project Manager

SMSIprovides expert management consulting, program and project management, and technical consulting services to government and private sector clients. SMSIhas grown and evolved by building an outstanding reputation for client-focused performance and for delivering results that enable clients to meet commitments and milestones. .SMSI is an Equal Employment Opportunity employer, all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. Job Summary SMSI LLC is seeking a Senior ERP Project Manager to manage a complex HR and Payroll functional workstreamERP transformation project for Los Alamos National Laboratory (LANL). This position is flexible with location. If someone prefers to work onsite or hybrid, that is an option, however, the position can also be mostly remote, with occasional trips onsite to Los Alamos, NM as needed. Responsibilities The Senior Project Manager will lead the HR and Payroll functional workstreams within our enterprise-wide transformation from Oracle to SAP S/4HANA. This role will be responsible for day-to-day delivery execution and operates under the guidance of the Program Manager to ensure alignment with overall program objectives, timelines, and interdependencies. The role serves as the key point of coordination between functional teams, program leadership, and vendors.
This is a hands-on delivery role requiring strong structure, accountability, and the ability to operate effectively within a highly matrixed program environment.The Project Manager will:

• Drive day-to-day project operations within HR and Payroll workstreams to achieve program objectives.
• Ensure timeline coordination and adherence to scope, plan of record, and project controls expectations (PCE).
• Develop, maintain, and manage detailed project plans and schedules, aligned with program milestones.
• Collaborate closely with functional team members, SMEs, and workstream leads
• Identify, document, and manage workstream-level risks, issues, and dependencies.
• Drive resolution of risks and issues within the HR/Payroll scope; escalate cross-workstream or program-level impacts as needed.
• Coordinate with business owners, functional SMEs, and technical teams to ensure readiness and adoption.
• Serve as the primary escalation point within the HR and Payroll workstreams, elevating broader issues to the Program Manager as needed.
• Coordinate day-to-day activities with functional teams and vendors to ensure timely, high-quality deliverables.

Job Requirements

• The Senior Project Manager must have experience directly managing HR and Payroll workstreams in large-scale ERP implementations (preferably SAP S/4HANA).
• 8+ years of project management experience, including 5+ years managing ERP-related workstreams.
• Demonstrated experience leading HR and Payroll components of major ERP implementations.
• Strong understanding of HR and Payroll business processes and compliance requirements.
• Proven ability to operate within a structured program governance model, collaborating with a Program Manager, Implementation Planner, and multiple workstream leads.
• Ability to drive day-to-day operations, maintain timelines, manage scope, and ensure alignment with program controls and governance.
• Strong ability to communicate needs, risks, and progress to Program Managers and functional leads across business and IT.
• Excellent verbal and written communication skills
• Strong risk, issue, and dependency management experience.
• Highly organized and capable of balancing detailed workstream execution with broader program alignment.
• Strong sense of ownership and accountability for delivery outcomes.
• Comfortable navigating ambiguity and driving clarity
• Proactive, collaborative, proactive, and effective at building strong partnerships across business, IT, and vendors.
• Proficiency with project management tools (e.g., MS Project, Jira)
• PMP or equivalent certification preferred
• The candidate must have the ability to work with many team members across multiple disciplines.
• US Citizenship is required.

Preferred Qualifications

• Experience with SAP S/4HANA is strongly preferred.
• Experience transitioning from Oracle EBS to SAP S/4 HANA is a plus.
• Experience working with system integrators and implementation planners on ERP programs.
• Experience working in organizations with complex stakeholder environments (federal, regulated industries, or large enterprises).
• Background in Agile or hybrid delivery models within ERP programs.
• Experience working within a federal, research, or DOE national laboratory environment is a plus, but not required.

Education Requirements

• Bachelor's degree with 8+ years of project management experience, including 5+ years managing
  ERP-related workstreams is required.
• Project Management certifications are preferred.
• Oracle and SAP S/4HANA certifications and experience is a plus.

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