Mario Williams
Senior Portfolio Manager | Cross-Functional Leadership & Strategic Planning
- Role
- Senior Portfolio Manager at OGE Energy Corp.
- Location
- Oklahoma City, OK, US
- LinkedIn followers
- 500 followers
About Mario Williams
As a dedicated Customer Experience Manager at T-Mobile for over 4 years, I\'ve used my…
Experience
Senior Portfolio Manager
Apr 2025 — Present · Oklahoma City, OK, US
Responsible for the comprehensive oversight and strategic direction of a portfolio of critical projects. Drove effective portfolio management practices, encompassing request intake, prioritization, resource scheduling, and proactive communication across organizational boundaries. Collaborated with diverse teams to ensure alignment of project activities with overarching business objectives and timelines.Key Responsibilities and Achievements:Prepared and presented portfolio performance updates to OGE Leadership and relevant regulatory agencies.Managed a diverse set of projects within the organizational portfolio, ensuring cohesive execution.Partnered cross-functionally to incorporate organizational requirements, facilitating smooth business unit transitions.Maintained meticulous portfolio documentation, including management decision records.Led day-to-day reporting mechanisms to provide clear and concise portfolio status updates to all levels of the organization.Administered portfolio processes, including request intake, reporting standards, and communication protocols.Coordinated across departments to gather and ensure the availability of all necessary data for informed portfolio decision-making.Provided strong leadership, organization, and coordination to support effective portfolio planning and governance.Diligently monitored project progress against milestones and resource commitments, proactively identifying and addressing potential issues.Tracked and quantified the impact of new projects on the existing portfolio, collaborating with leadership to resolve conflicts and optimize resource allocation.Ensured project benefits and costs were clearly defined to support objective evaluation and informed project approval decisions.
Education
University of Phoenix
Bachelor of Business Administration - BBA
2023 — 2023
University of Central Oklahoma
Business Administration and Management, General
1994 — 1998
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