Marietta, GA 404-642-7589
bringmewallace@gmail.com
Marietta, GA 404-642-7589
bringmewallace@gmail.com
Executive Summary
John G. Wallace is a seasoned IT leader with over two decades of progressive leadership experience across healthcare, financial services, and enterprise technology organizations. He has consistently delivered transformational results through cost-effective infrastructure modernization, large-scale cloud migrations, and disaster recovery optimization. At CVS Health/Aetna, John led multi-disciplinary engineering teams spanning Windows, Linux, and hybrid cloud platforms (Azure, AWS, GCP), driving data center modernization and automation initiatives that improved compliance, recoverability, and performance across eight affiliate companies. Recognized for strategic foresight and technical depth, he combines strong governance and audit expertise (HIPAA, PCI, SOC1/2) with a hands-on approach to automation, virtualization, and Infrastructure-as-Code. John’s leadership style fosters collaboration, accountability, and operational excellence while positioning technology as a measurable business enabler.
John has achieved a proven track record of success in:
· Enterprise Cloud Transformation: Led large-scale migrations to Azure, AWS, and GCP, modernizing legacy infrastructure and enabling hybrid cloud strategies that improved agility, scalability, and compliance across eight Aetna affiliate companies.
· Cost Optimization & Efficiency Gains: Achieved up to 70% reduction in hardware/software costs and 60% lower storage expenses through strategic re-platforming, virtualization, and tiered storage design—while enhancing system performance and reliability.
· Disaster Recovery & Business Continuity Leadership: Designed and executed enterprise-wide DR strategies leveraging Azure DRaaS, improving recoverability by 170% and ensuring full compliance with HIPAA, PCI, and SOC testing standards.
· Automation & Infrastructure-as-Code (IaC): Championed the use of Ansible, PowerShell, and Terraform to standardize builds, enforce compliance, and accelerate provisioning—significantly reducing manual errors and operational overhead.
· Security, Compliance & Governance Alignment: Partnered with GRC and InfoSec teams to remediate vulnerabilities, streamline audits, and maintain adherence to HIPAA, PHI/PII, PCI, and SOC1/2 frameworks across hybrid and multi-cloud environments.
· High-Performance Team Leadership: Built and managed global engineering teams (local, remote, and offshore) spanning Windows, Linux, Storage, and virtualization disciplines, emphasizing accountability, Agile delivery, and continuous improvement.
· Strategic Infrastructure Modernization: Directed multiple data center migrations, expansions, and right-sizing efforts—modernizing compute, storage, and virtualization ecosystems to support enterprise-scale workloads.
John’s career reflects a consistent ability to transform complex IT environments into stable, scalable, and cost-efficient platforms that advance organizational goals. By uniting technical excellence with strategic vision, he bridges the gap between infrastructure operations and executive priorities—ensuring technology investments deliver measurable business outcomes. His proven leadership in cloud transformation, automation, and compliance readiness positions him as a trusted partner to senior stakeholders seeking to modernize enterprise infrastructure while maintaining security, resilience, and performance at scale.
Layer8 Tech Group, Marietta, GA 8/2025 – Present
Senior Partner
· Providing Fractional CIO leadership to client company using AI to validate manufacturing and operations processing. Guiding security improvements and compliance goals.
· Rescuing a startup company abandoned by their previous consultant. Delivering communications solutions for client implementations, assessing and documenting current Azure environment.
CVS Health / Aetna, Alpharetta, GA 10/2017 – 12/2024
Lead Director of Cloud Engineering
· Coordinated Windows and Linux Server Engineering teams for all Aetna affiliate companies.
· Drove workload to private cloud (Dell HCI/vRA) and public cloud (Azure, AWS, GCP).
· Served as liaison to security and compliance teams for all security vulnerability and governance items.
· Overhauled DR environment for remaining on-premises workload to leverage Azure DR as a Service.
Aetna, Alpharetta, GA 2/2016 – 10/2017
Director of Platform Engineering & Enterprise Technical Operations for Active Health Management
· Oversaw Windows, Linux (RHEL), Virtualization (VMware), Compute (HP, UCS), Storage (HP, NetApp, Pure), data backup (NBU), Hadoop Administration and monitoring (Riverbed, AppDynamics) teams of 24 engineers.
Sage, Lawrenceville, GA 8/2014 – 2/2016
Manager of Hosting Services
· Managed Virtualization, Compute, Storage, backup and Linux for leading business software solution provider.
· Oversaw Disaster Recoverability testing and RTO/RPO improvement program.
· Managed Cloud Hosted services (AWS, Azure, QTS Cloud) as environments expanded or migrated to cloud.
· Coordinated Enterprise Resource Planning (SAP) environment maintenance schedule and activities.
·
iHealth Technologies, Atlanta, GA 2/2013 – 1/2014
Director of Systems Architecture & Service Delivery
· Led Production Operations team with payment integrity and analytics’ company.
· Established reference architecture and drove major platform re-visioning to exploit lower cost infrastructure while dramatically increasing performance, availability, and recoverability goals.
Fiserv, Norcross, GA 4/2011 – 2/2013
Manager – Virtualization Engineering
· Led team of 10 engineers responsible for virtualization environment – 12,000+ VMs on 600+ hosts.
· Served as a technology liaison for regulatory and compliance processes.
MedQuist, Norcross, GA 10/2009 – 04/2011
Director of Server and Storage Technology
· Directed computing and storage for leading clinical documentation / coding services provider. (now M*Modal).
· Overhauled production DC into extremely stable, standardized, and scalable infrastructure.
Southern Company Services, Atlanta, GA 7/2004 – 10/2009
Manager – Enterprise Storage
Responsible for data storage and backup / recovery of Open Systems and Z/OS Mainframe across 130+ locations.
Supported 700+TB across multiple storage platforms (SAN, NAS, and CAS).
Responsible for $7M+ departmental budget. Developed projections and tracked performance.
Led dramatic improvements in environment recoverability by driving backup success rates from ~70% to 99+%.
Automatic Data Processing (Brokerage Services Group), Edgewood, NY 7/1998 – 7/2004
Director – Production & Internal Server Systems
Provided managerial and technical direction for client production and internal office systems for Investor Communication Services division.
Oversaw the configuration, management, and support of a 24x7x365 Data Center Server Farm encompassing Windows-, Unix-based, and Linux servers. Served as rotating Escalation Manager for Critical Situations.
Supported range of Financial Services products for banks, brokers, and corporate institutions including document management, proxy-voting, warehouse management, data delivery, and digital print-on-demand systems.
Matrix-managed Network Services resources (Server Systems, Database Administration, WAN and LAN infrastructure, Helpdesk/Rollout, and Operations) for production implementations. Acted as liaison to bridge gaps between business, application/web development, and other Network Services organizations
EDUCATION
Bachelor of Science (BS), Electrical Engineering
University of Delaware, Newark, DE
Graduated
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