Luther Chikumba
Centennial,United States
Summary
Dynamic DevSecOps Engineer with a proven track record at Guild Education, specializing in AWS, Terraform, and CI/CD. Successfully led the Disposable Cloud Environment project, enhancing testing efficiency and security compliance. Adept at automating infrastructure management while fostering collaboration across teams, driving innovation, and resilience in cloud environments.
Overview
4
4
years of professional experience
1
1
Certification
Work History
Engineer II, DevSecOps
Guild Education
Denver, United States
09.2022 - Current
- Integrated security as part of a DevSecOps team, establishing secure cloud infrastructure through automation and governance policies, enhancing Guild's security posture.
- Spearheaded the Disposable Cloud Environment (DCE) project, designed to allow developers a sandbox space for experimentation and testing in non-SDLC activities, boosting testing efficiency with reduced restrictions.
- Embarked on a Multi-Account Transformation project to decompose Guild's monolithic structure by creating domain- and workload-specific accounts. This solution improved resource allocation, security boundaries, and governance by aligning with AWS best practices.
- Built and maintained the Guild's infrastructure using Python, CloudFormation, and GitHub workflows, implementing best practices in identity access management and secrets management.
- Championed security compliance by setting guardrails and security policies, including Service Control Policies (SCPs), improving resilience against security threats and compliance violations.
- Developed and optimized production-ready platforms using Helm and Elastic Kubernetes Service (EKS), enhancing deployment reliability and scalability.
- Automated infrastructure resource management with Terraform, CDK, and CloudFormation, achieving a more cost-effective and efficient cloud environment.
- Provided continuous monitoring, troubleshooting, and support for EKS clusters, collaborating with software engineering teams for smooth deployment to production.
Engineer I, DevOps
Guild Education
Denver, United States
08.2021 - 09.2022
- Assisted in developing and maintaining infrastructure, ensuring service standards and reducing deployment errors.
- Implemented automation improvements to streamline operational processes in alignment with security protocols.
DevOps Engineer Intern
Guild Education
Denver, United States
05.2021 - 08.2021
- Supported engineers with system maintenance, developed automation scripts, and established CI/CD pipelines using GitHub, enhancing the reliability of deployment processes.
Education
Master of Science - Information & Communication Technology
University of Denver
Denver, CO06-2025
Bachelor of Science - Computer Science
Metropolitan State University of Denver
12.2021
Skills
- AWS
- Helm
- Terraform
- CDK
- CI/CD
- Docker
- Python
- Java
- Bash
- JSON/YAML
- DataDog
- Splunk (VictorOps)
- Cloudflare
- Jira
- Confluence
- GitHub
- Hunters
- Agile methodologies
Certification
- AWS Certified Solutions Architect - Professional, 11/23, 11/26
- AWS Certified Cloud Practitioner, 07/21, 11/26
Additional Information
Designed and enforced organization-wide cloud security guardrails using Service Control Policies (SCPs), IAM permission boundaries, and attribute-based access control (ABAC) to meet compliance and least-privilege principles., Collaborated cross-functionally with security and compliance teams to integrate real-time threat detection (GuardDuty, VPC Flow Logs, CloudTrail) into infrastructure pipelines., Led implementation of automated secrets rotation and access controls using AWS Secrets Manager and HashiCorp Vault., Conducted threat modeling and hardened EKS clusters, implementing IAM roles for service accounts (IRSA), network policies, and secure baseline configurations.
Timeline
Engineer II, DevSecOps
Guild Education
09.2022 - Current
Engineer I, DevOps
Guild Education
08.2021 - 09.2022
DevOps Engineer Intern
Guild Education
05.2021 - 08.2021
Master of Science - Information & Communication Technology
University of Denver
Bachelor of Science - Computer Science
Metropolitan State University of Denver
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