JACK SIZEMORE
Golden,CO
Summary
Dynamic sales and operations professional with a proven track record in customer acquisition, team leadership, and performance optimization. Expertise in driving revenue growth, managing high-volume pipelines, and guiding teams through fast-paced environments. Recognized for adaptability and a people-centric approach, consistently motivated by the pursuit of growth, efficiency, and measurable outcomes. Committed to leveraging skills to foster collaborative environments that enhance productivity and achieve strategic objectives.
Overview
11
11
years of professional experience
Work History
Sales Manager
RAYNMAKER AI
03.2025 - 02.2026
- Promoted from Sales Representative to Sales Manager based on consistent performance and leadership.
- Led, coached, and supported sales representatives to improve conversion rates and overall team performance.
- Monitored call activity, lead flow, and close rates to ensure targets were met or exceeded.
- Provided feedback, training, and real-time support to drive stronger sales conversations.
- Collaborated with leadership to refine sales processes, scripts, and outreach strategies.
Sales Representative
RAYNMAKER AI
03.2025 - 08.2025
- Managed inbound and outbound leads, qualifying prospects and converting them into paying customers.
- Delivered strong customer experiences through clear communication and needs-based selling.
- Utilized CRM tools to track activity, follow-ups, and customer data.
- Contributed to revenue growth through effective objection handling and upselling.
Sales Representative
AlexiGen Biotech
Denver, CO
01.2024 - 03.2025
- Cultivated relationships with clients to enhance customer satisfaction and retention.
- Conducted product demonstrations to showcase features and benefits effectively.
- Assisted in the development of promotional materials to support marketing efforts.
- Increased sales revenue by identifying and targeting high-potential accounts.
- Maintained up-to-date knowledge of industry trends for informed decision-making during client interactions.
Kitchen Manager / Expeditor
MILTON'S CUISINE & COCKTAILS
10.2019 - 02.2023
- Supervised kitchen operations during high-volume service periods, trained new staff, and coordinated workflows to meet time-sensitive demands.
Music Production Assistant
YBE NETWORK
Atlanta, GA
03.2021 - 07.2022
- Coordinated events, maintained artist relationships, and provided administrative and production support.
- Assisted in coordinating recording sessions, ensuring smooth workflow and timely completion.
- Collaborated with artists and producers to facilitate creative vision alignment during production phases.
Performer
MILTON CIRQUE
03.2016 - 04.2019
- Performed in live productions, demonstrating teamwork, adaptability, and composure under pressure.
Gymnastics Coach / Instructor
SOUTHERN ELITE GYMNASTICS ACADEMY
03.2015 - 10.2017
- Developed training programs, coached athletes of varying skill levels, and mentored youth toward growth and confidence.
Education
Bachelor of Science -
Georgia Institute of EMS
Covington, GA07-2022
High School Diploma - undefined
Milton High School
Milton, GA05-2020
Skills
- Sales & Business Development
- Team Leadership & Coaching
- Pipeline & CRM Management
- Customer Acquisition & Retention
- Process Improvement
- Performance Tracking & Reporting
- Training & Onboarding
- Time Management & Adaptability
- Relationship building
- Sales team training
- Goals and performance
- Adaptability and flexibility
- AI Development
- Artificial intelligence sales
- Salesforce component development
Timeline
Sales Manager
RAYNMAKER AI
03.2025 - 02.2026
Sales Representative
RAYNMAKER AI
03.2025 - 08.2025
Sales Representative
AlexiGen Biotech
01.2024 - 03.2025
Music Production Assistant
YBE NETWORK
03.2021 - 07.2022
Kitchen Manager / Expeditor
MILTON'S CUISINE & COCKTAILS
10.2019 - 02.2023
Performer
MILTON CIRQUE
03.2016 - 04.2019
Gymnastics Coach / Instructor
SOUTHERN ELITE GYMNASTICS ACADEMY
03.2015 - 10.2017
High School Diploma - undefined
Milton High School
Bachelor of Science -
Georgia Institute of EMS
ADDITIONAL HIGHLIGHTS
- Performed in Super Bowl LIII
- Experience mentoring and training young performers and athletes
- Strong communication skills across sales, coaching, and customer-facing roles.
- Drove $10M+ in sales in 2025, focusing on identifying new business opportunities and client acquisition.