Dianne ONeill
Dianne ONeill

Senior Technology Solutions Manager

Actively looking · Member since 25 Aug 2026
Message
Location
Black Diamond, United States
Desired salary
Confidential
Work preference
Remote Only / Full Time, Contract, Freelance
Experience level
Senior

About

Professional summary

I am a strategic, results-driven senior operations and technology leader with more than 20 years of experience in business operations management, SOX compliance, governance, delivery management, and people leadership.

I have managed high-value portfolios exceeding $160M and supported complex IT and telecommunications environments. My work combines financial oversight, P&L management, operational governance, risk controls, and executive-level reporting.

I have led global and cross-functional teams, including teams of employees and contractors, with a focus on onboarding, coaching, performance improvement, and career development. I build scalable processes and governance models that improve delivery quality and organizational performance.

I specialize in SOX 404/302 compliance, control lifecycle management, audit readiness, control narratives, KPI auditing, and risk analysis. I have helped strengthen compliance integrity while improving project management performance metrics from 62% to 95%.

I am experienced in portfolio delivery, vendor management, budgeting, financial modeling, variance analysis, and operational process transformation. I also serve as a DE&I advocate, supporting workplace visibility and cultural programs for marginalized communities.

I bring a practical, data-driven leadership style focused on profitability, accountability, standardization, and continuous improvement across enterprise technology and business operations.

Notice period: 2 weeks

Skills

31 capabilities

Tech stack & tools

Working toolkit

Collaboration

Development

Languages & Frameworks

Experience

Career history

Senior Technology Solutions Manager, Enterprise Technology T-Mobile USA

Directed SOX controls compliance governance and managed the lifecycle of core controls across 16 criteria in an enterprise technology environment. Conducted monthly SOX audits, analyzed year-to-date trends and VP-team data, and maintained enterprise-level control integrity.

Partnered with Accounting to validate annual control narratives and led a Center of Excellence for project management process standardization. Served as the Clarity and Jira tool subject-matter expert, coaching project managers on data integrity and leadership reporting.

Senior Manager, Delivery Management T-Mobile USA

Led a delivery team of 17 senior project managers, including seven FTEs and ten contractors. Managed onboarding, coaching, career development, performance goals, and performance improvement activities.

Oversaw an annual growth portfolio exceeding $160M with a $0.5B NPV. Managed financials, monthly accruals, variance analysis, VP-level status reporting, and vendor contracts including rates, legal coordination, and performance matters.

Senior Project Manager, MVNO T-Mobile USA

Streamlined MVNO operations through new process templates and Opex budget governance. Improved delivery consistency and operational controls for platform-related initiatives.

Managed platform enhancements from concept through deployment, partnering with enterprise IT, engineering teams, and third-party vendors to support successful product delivery.

Senior Manager, Governance & Process T-Mobile USA

Established and scaled the inaugural Governance Team for the Enterprise Project Office. Hired analysts and developed a KPI and metrics auditing capability to improve governance oversight.

Raised project management performance metrics from 62% to 95% within 18 months through quality-focused tools and training. Created more than six governance models, including budget variance and release audits, supporting over 400 team members.

Program Director Lionbridge Technologies Inc.

Managed production models for a Fortune 600 client across seven countries in the US, Asia, and Europe, supporting more than $10M in annual revenue. Developed operational structures for global service delivery.

Built project management hubs in Mumbai, Beijing, Bellevue, Boise, and Dublin. Created a global P&L to improve revenue profitability and ensured standardized operations through SOX compliance and regular auditing.

Business Unit Manager Lionbridge Technologies Inc.

Owned P&L and financial performance for the business unit, reporting directly to director- and vice president-level leadership. Supported financial accountability and operational performance management.

Led hiring, performance reviews, and career-path development for project managers. Focused on building capable teams and strengthening delivery leadership.

Education

Learning history

University of Ulster

Higher National Diploma, Computing

Higher National Diploma in Computing, completed at the University of Ulster in Co. Derry, Ireland.

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