Summary
Overview
Work History
Education
Skills
Affiliations
References
Timeline
Generic

Mark Keller

Carmel

Summary

DevOps and Platform Engineer with over 10 years of experience in cloud infrastructure, CI/CD automation, and security compliance. Expertise in leading complex migrations and implementing infrastructure as code in a Microsoft Azure environment. Proven ability to enhance collaboration between development, operations, and security teams. Track record of optimizing platform performance through innovative solutions and automation tools, resulting in increased system efficiency and reliability.

Overview

15
15
years of professional experience

Work History

Senior Platform Engineer

TELUS Agriculture & Consumer Goods
04.2023 - Current
  • Built and maintained CI/CD pipelines for Azure App Services, SQL Databases, and other various Azure services
  • Automated Dev, UAT and Production deployments, replacing insecure manual release processes
  • Migrated organization from Azure DevOps to GitHub Actions using reusable composite actions
  • Created and maintained shared workflows for deployment, database operations, and infrastructure automation
  • Managed Azure infrastructure using Terraform: App Services, Front Door, APIM, IAM, etc.
  • Developed tooling to standardize repo structure, enforce linting, and lock Terraform versions
  • Acted as subject matter expert for Azure DevOps practices and consulted on cloud strategy

Lead Azure Engineer

T2 Systems, Inc. (Acquired PassPort Labs, formerly NuPark Inc.)
11.2016 - 04.2023
  • Sole cloud engineer managing 70+ applications and over 300 SQL databases.
  • Achieved 35% reduction in Azure infrastructure costs through elastic pool and shared service migration.
  • Developed CI/CD pipelines in Azure DevOps for internal and customer-facing deployments.
  • Authored and maintained ARM and CloudFormation templates for hybrid cloud automation.
  • Administered Azure App Services, SQL databases, DNS, backups, billing, and security compliance.
  • Led PCI-DSS processes including vulnerability scanning, remediation, and disaster recovery strategy.
  • Facilitated SAML/SSO integrations and InCommon federation for enhanced security.
  • Oversaw corporate IT operations and procurement to optimize resources.

Network Operations Manager

T2 Systems
Indianapolis
08.2014 - 10.2016
  • Managed a 5-person team supporting 1000+ IIS sites and 260 customers in a hosted environment
  • Oversaw infrastructure: Cisco UCS, EMC SAN/Data Domain, Hyper-V, Oracle DB
  • Ensured PCI-DSS compliance across versions 2.0 to 3.x
  • Managed corporate IT tools: Office 365, AD, TFS, SQL Server, SharePoint Online

Senior IT Engineer

T2 Systems
Indianapolis
10.2010 - 08.2014
  • Maintained enterprise and hosted infrastructure across Hyper-V, UCS, EMC, IIS
  • Acted as senior escalation for infrastructure and support issues
  • Supported SQL, Exchange, WebEx, Cisco UC, and other core services
  • Influenced IT architecture decisions and design direction

Education

Bachelor of Science - Information Technology

Bradley University
Peoria, IL
05-2006

Skills

  • CI/CD Azure DevOps pipelines
  • Github workflows
  • Microsoft Azure services
  • Terraform management
  • Infrastructure as Code
  • Cloud infrastructure management
  • Cost optimization
  • Security compliance
  • Stakeholder collaboration
  • Effective communication
  • Disaster recovery planning

Affiliations

  • Carmel Dads' Club Volunteer - Coaching youth sports across all ages.

References

References available upon request.

Timeline

Senior Platform Engineer

TELUS Agriculture & Consumer Goods
04.2023 - Current

Lead Azure Engineer

T2 Systems, Inc. (Acquired PassPort Labs, formerly NuPark Inc.)
11.2016 - 04.2023

Network Operations Manager

T2 Systems
08.2014 - 10.2016

Senior IT Engineer

T2 Systems
10.2010 - 08.2014

Bachelor of Science - Information Technology

Bradley University

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