GREGGORY STEFANELLI
Truckee,USA
Summary
Accomplished Technology Leader with extensive experience in driving operational excellence as a Senior Manager. Expertise in data analysis, project management software, and team leadership. Proven ability to adapt in dynamic environments and foster collaboration to deliver strategic solutions. Recognized for strong analytical and decision-making skills, consistently achieving significant results.
Overview
16
16
years of professional experience
Work History
Senior Manager, Cloud Engineering
Optum Healthcare
08.2024 - 12.2025
- Led a global team of 40 DevSecOps engineers across 4 countries, supporting 55 application development teams and implementing agile methodologies
- Developed a self-service software delivery platform, reducing deployment time by 60% via infrastructure-as-code and CI/CD pipelines
- Integrated acquired company's AWS environment with acquiring company's AWS Organization with zero downtime and no interruptions in business operations
- Spearheaded cloud cost optimization initiatives, achieving a 35% reduction in cloud spending by eliminating redundant resources and implementing cost-saving measures
- Architected cloud security solutions, reducing security vulnerabilities by 40% through automated compliance checks and DevSecOps framework
- Led cloud modernization efforts, improving application uptime by 50% via migration to cloud-native architecture and serverless technologies
Principal Cloud Architect
Episource, LLC
01.2018 - 08.2024
- Architected cloud infrastructure, providing guidance to 55 technology teams on cloud architecture, security, and implementation best practices, resulting in faster deployments and reduced incidents
- Led a Global Cloud Engineering team of 22 Cloud Engineers and Project Managers across the Americas, Vietnam, and India, scaling the team by 200% and adding specialized roles in DevOps and security
- Implemented Infrastructure-as-Code (IAC) Configuration-as-Code and DevOps methodology reducing deployment times by 75% and infrastructure-related errors by 50%
- Integrated AWS cloud infrastructure with third party services and platforms enhancing data processing speeds by 25% and improving real-time monitoring capabilities
- Spearheaded cloud cost optimization initiatives, optimizing cloud costs through resource allocation strategies and automation, reducing overall cloud spend by 20% while maintaining performance and availability
- Led merger and acquisition cloud environment integration with Optum/UHG with zero down time and no interruption to business operations
Cloud Architect (Contract)
Bank of America
10.2016 - 01.2018
- Architected and standardized Bank of America's multi-provider cloud infrastructure across AWS and Azure, establishing governance policies, security standards, and deployment templates, reducing deployment time by 30%
- Led technical design discussions with cross-functional teams on application migration strategies and cloud-native solutions, guiding 10+ teams
- Developed and implemented service architecture deliverables, including diagrams, documentation, and code templates, aligned with bank and industry best practices, supporting hundreds of applications
- Determined technical approaches for coherent systems design and integration solutions, including third-party architecture reviews
Principal Cloud Infrastructure Architect
Stratalux
05.2015 - 09.2016
- Architected and implemented AWS infrastructure using cloud native infrastructure-as-a-service platform as a service for 25+ clients
- Automated infrastructure deployment with Infrastructure-as-Code with CI/CD pipelines Increasing deployment frequency by 30%
- Optimized cloud infrastructure for multiple clients achieving an average 30% reduction in cloud spending through resource optimization and automation
- Enhanced security posture of cloud environments for multiple clients by implementing security best practices and vulnerability management, reducing critical vulnerabilities by 25% on average
- Led cloud migration projects, migrating for clients from on-premise to AWS with minimal downtime
- Led merger and acquisition technical integration with Mission Cloud
Chief Technology Officer (Contract)
Litigation Services
12.2013 - 04.2015
- Redesigned network and communications infrastructure for a legal services firm across 12 states, improving performance and reducing monthly costs by 60%
- Designed and implemented a VMware-based centralized storage and virtualization platform, achieving an 80% reduction in data center footprint
- Modernized a large multi-site Microsoft infrastructure, including Active Directory, Exchange, and SharePoint, improving performance for 850 users
- Developed and implemented ITIL-aligned IT operational policies and procedures, achieving full HIPAA compliance within 6 months
- Designed and implemented AWS infrastructure to host an open-source eDiscovery platform based on Apache Hadoop, supporting 10 TB of data
- Developed and implemented a disaster recovery and business continuity plan, integrating vendor management and contracts exceeding $3 million, ensuring business continuity for 10+ critical systems
- Managed vendor relationships and contracts, overseeing contracts for IT services and software licenses totaling $3 million+
Head of Architecture and Infrastructure
SocialWealth
02.2013 - 12.2013
- Spearheaded AWS environment build out for development and test, automating deployments and CI/CD pipelines, reducing deployment time by 65%
- Modernized disaster recovery and business continuity plan, tested annually, reducing Recovery Time Objective (RTO) from 45 to 15 hours
- Streamlined communication and vendor relations with managed service providers supporting geographically dispersed data centers, improving response time by 40%
- Transformed email infrastructure by migrating 250 users from on-premises Exchange 2007 to Office365
- Developed vendor relationship with managed service provider supporting our geographically dispersed data centers
- Developed operational procedures for HIPAA compliance and auditing. Audit results demonstrate full compliance with HIPAA regulations
- Developed disaster recovery and business continuity plan
- Led merger and acquisition technical integration with Cigna Healthcare
Director of Information Technol
LiveDeal
07.2012 - 02.2013
- Re-engineered and consolidated corporate datacenter through virtualization and cloud services, cutting datacenter footprint by 65% and reducing costs by 75%
- Re-designed and implemented multi-site Active Directory, enhancing corporate IT security posture and manageability, resulting in 30% reduction in security incidents.
- Architected cloud solutions using AWS native services to provide SaaS services for B2B and B2C end users, supporting thousands of users
- Designed and implemented a cloud-based VOIP solution, replacing fragmented infrastructure and enabling unified messaging, achieving a 60% reduction in communication costs
- Managed domestic and international application development teams, delivering 10+ projects using corporate partner APIs (Amazon, Google, Travel Zoo)
Senior Systems Engineer
American Institutes for Research
09.2010 - 03.2012
- Engineered enterprise unified communications platform using Microsoft Lync Server 2010, resulting in a 100% increase in user adoption
- Architected and implemented corporate Extranet and Intranet collaboration portals with SharePoint Server 2010, achieving a 50% reduction in information search time
- Led SharePoint 2007 to 2010 migration, Project Server 2010 implementation, and FAST Search Server 2010 implementation, completing 3 successful migrations
- Devised and implemented new IT strategies and products leveraging emerging technologies, streamlining improving business operations
Systems Engineer
United States Peace Corps
08.2009 - 09.2010
- Led systems engineering and strategic planning, reducing system downtime by 20% through agency-wide IT architecture improvements and emerging technology deployment
- Managed IT infrastructure capacity planning, completing 100% of projects on time and within budget by providing technical oversight and ensuring technology standard alignment
- Spearheaded the design and implementation of a global Exchange 2010 organization across 70 countries, supporting 8000 users as the first Federal Agency to deploy it
- Enhanced disaster recovery and business continuity planning, integrating backup infrastructure to reduce recovery time objective (RTO) by 45%
Education
B.S. - Physics, Mathematics
California State University
Fresno, CASkills
- Cloud Engineering
- Microsoft Azure
- Cloud Cost Optimization
- Infrastructure-as-Code
- Configuration-as-code
- Serverless Technologies
- Containers
- IIS
- Windows Server System
- Disaster Recovery and Business Continuity Planning
- ITIL
- Enterprise Architecture
- Budget Management
- Technical Writing and Publications
- Consulting
- System Engineering
- Strategic Planning
- Leadership
- Storage
- Cloud Native Development
- Amazon Web Services(AWS)
- DevSecOps Methodology
- Cloud Cost Optimization
- CI/CD
- Web Services
- Microservices
- AI/ML
- Apache
- Linux
- Virtualization
- Project Management
- Agile
- Auditing and Compliance
- Vendor and Contract Management
- User Training
- IT Architecture Planning
- Technology Management
- Enterprise Computing
- Customer Service
- Networking
Timeline
Senior Manager, Cloud Engineering
Optum Healthcare
08.2024 - 12.2025
Principal Cloud Architect
Episource, LLC
01.2018 - 08.2024
Cloud Architect (Contract)
Bank of America
10.2016 - 01.2018
Principal Cloud Infrastructure Architect
Stratalux
05.2015 - 09.2016
Chief Technology Officer (Contract)
Litigation Services
12.2013 - 04.2015
Head of Architecture and Infrastructure
SocialWealth
02.2013 - 12.2013
Director of Information Technol
LiveDeal
07.2012 - 02.2013
Senior Systems Engineer
American Institutes for Research
09.2010 - 03.2012
Systems Engineer
United States Peace Corps
08.2009 - 09.2010
B.S. - Physics, Mathematics
California State University
KEY ACHIEVEMENTS
- Boosted Application Uptime: Increased application uptime by 50% through cloud-native architecture migration.
- Accelerated Deployment Time: Reduced deployment time by 60% using CI/CD pipelines and infrastructure-as-code.
- Reduced Cloud Expenditure: Achieved 35% cloud cost reduction by optimizing resources and implementing savings measures.
- Improved Data Processing Speed: Enhanced processing speed by 30% via AWS integration and infrastructure standardization.
- Merger and acquisitions: Led technical integration for 4 separate mergers and acquisitions. Integrated acquired companies extensive cloud environments with acquiring companies environments with zero downtime and no interruption to business operations.