Sierra Seciureanu

Sierra Seciureanu

Learning and Development Senior Manager

Dedicated Learning & Development Senior Manager with 12 years of progressive experience, transforming talent through effective program design, delivery, and measurement. With demonstrated experience applying adult learning strategies to program design and facilitation, my approach is defined by a collaborative, consultative partnership that focuses on organizational needs and priorities, aligning with the business to drive impact. I bring a strong background in strategic leadership, project management, consistently creating memorable onboarding programs and impactful employee development opportunities.

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Impact & Growth

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Stakeholder Satisfaction Rating (from 8.2)
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Employees Upskilled for Future Skills
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Employees Enhanced Through AI Upskilling Program
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New Hires Onboarded Annually
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Employee Satisfaction (from 3.8)
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Million Savings in Operational Costs
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Average Learner Satisfaction Score
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Retail Stores Supported in Digital Training Rollout

Professional Journey

Senior Manager – Learning and Development

Verizon | Nov 2022 - Dec 2025

Improved talent development effectiveness by strategically partnering with executive leadership to equip employees with the skills needed for the future by leveraging business analytics and skills assessments to inform high impact talent development and upskilling programs for over 3,500 employees.

  • Improved alignment of learning initiatives with organizational goals by consulting with executive level stakeholders to assess and determine learning needs
  • Conduct comprehensive training needs analysis to identify skill gaps, develop, implement, and measure impact of training initiatives
  • Improved decision-making effectiveness by using data-driven insights to drive business decisions and measure training impact
  • Align training programs with business objectives, driving overall organizational growth
  • Enhanced employee lifecycle management through leadership development and coaching
  • Created a tailored program to upskill 3500+ employees for future skills to maintain competitive advantage utilizing market and internal skills data
  • Created an AI focused upskilling program that enhanced capabilities and productivity across 1100+ employees

Associate Director – Learning and Development

Verizon | Feb 2019 - Nov 2022

Successfully led a geographically dispersed team of Senior Trainers responsible for delivering both in person and virtual instruction, while managing the end-to-end deployment of critical onboarding programs for over 1,500 new hires annually. Implemented a trainer observation platform to ensure consistent delivery and quality across our training organization.

  • Boosted training delivery team's stakeholder satisfaction from 8.2 to a 9.8/10 rating by coaching and providing feedback, enabling performance development
  • Established strategic partnerships across multiple business units enhancing cross team collaboration
  • Completed Large-Scale Rollout of a new digital training tool for 1400 Retail stores
  • Improved stakeholder engagement by adapting in-person training and consulting methodologies to a virtual format, creating, trialing, and refining support systems for stakeholders
  • Improved training request prioritization by utilizing data and insights to manage 100+ requests annually
  • Increased employee satisfaction scores by 14% from a 4.2 to 4.8/5 by spearheading an internal development Initiative for Learning and Development employees
  • Developed and executed new observation / coaching process to provide relevant impactful feedback to Sr Trainers Globally, fostering a community of continuous learning and resulting in increased quality and consistency
  • Drove Culture, Engagement, and Communication by creating a Culture Club responsible for increase employee satisfaction results from 3.8 to 4.86 out of 5
  • Increased onboarding efficiency through strategic program management. Directed the end-to-end design, development, and implementation of a high-volume Retail Onboarding Program onboarding 1500+ employees annually
  • Ensured continuity of onboarding program by transitioning the program from an in-person to an entirely virtual experience based on business needs, increasing program accessibility and effectiveness

SR Trainer – Learning and Development

Verizon | June 2013 - Feb 2019

Applied advanced adult learning principles to develop and facilitate comprehensive programs, delivering high-impact training both virtually and in person, and driving measurable business results, such as a 15% decrease in operational costs at retail locations.

  • Delivered dynamic learning content through a blend of virtual and in-person modalities averaging a 4.9/5 learner satisfaction survey score
  • Designed and facilitated comprehensive onboarding programs, integrating new hires into the company culture and accelerating their speed to competency
  • Created and facilitated operational training for a leadership development program that ran nationally, decreasing operational costs at our retail locations by 15%
  • Developed and executed a "Women of Wireless West" leadership development program for 350 women, encompassing end-to-end content creation, delivery and participant feedback analysis
  • Evaluated program effectiveness through participant feedback and performance metrics, continuously refining content and delivery methods to maximize learning outcomes and organizational impact
  • Improved learner engagement and training effectiveness by applying adult learning design principals to the creation and delivery of training materials, increasing level one survey scores from 4.8/5 to 5/5

Areas of Expertise

Training & Development

Training Effectiveness Measurement Adult Learning Principles Instructional Design Virtual and In-Person Training Delivery Employee Onboarding

Leadership & Management

Performance Management Leadership Development Program Management Change Management Emotional Intelligence

Innovation & Strategy

AI for HR Design Thinking

Education

Bachelor of Arts (B.A.), Photography

University of Wisconsin – Eau Claire, Eau Claire, WI

Professional Memberships

Great Lakes Lead for PRISM

Verizon | Dec 2024 - Dec 2025

PRISM is an employee resource group supporting the LGBTQIA+ community

  • â—†Managed and drove membership - increasing it in 2025 by 25%
  • â—†Created opportunities for safe spaces and employee engagement, increasing culture and connectedness

Let's Connect

Email sierrabrose@gmail.com
Phone 715-612-0985
LinkedIn View Profile
Location Madison, WI 53714