Sr. DevSecOps Engineer - Remote

CALIBRE is an employee-owned mission focused solutions and digital transformation company.  We are seeking a Senior DevSecOps Engineer to work in our Spectro Cloud Kubernetes management practice.  You will deliver advanced DevSecOps, Kubernetes, and cloud-native automation services to clients, helping mission-focused teams operationalize secure, scalable workloads in AWS EKS and Spectro Cloud Palette Vertex environments.

This position requires up to 50% travel to client sites to support deployments, collaboration, and sustainment activities.

Key Responsibilities:

• Architect, deploy, and manage AWS EKS and Spectro Cloud Palette Vertex clusters for mission workloads.
• Implement GitOps workflows using Helm, Flux, and Istio for secure, automated deployments.
• Build and manage DevSecOps pipelines to integrate security scanning, infrastructure as code, and automated testing within CI/CD processes.
• Configure and optimize NGINX ingress controllers and Keycloak for secure ingress and identity management.
• Provide Kubernetes administration, tuning, and security hardening aligned with best practices.
• Collaborate with customer teams to operationalize deployments while enabling a security-first DevSecOps culture.
• Develop clear documentation and knowledge transfer materials to support customer sustainment.

•         Advanced Kubernetes (K8s) administration experience.
•  Hands-on expertise with AWS EKS
•  Experience with GitOps using Helm and Flux.
•  Experience with Istio service mesh for traffic management and security.
•  Working knowledge of NGINX ingress controllers and Keycloak for access and identity management.
•  Proficiency in scripting and infrastructure as code (Terraform, Ansible, or similar).
•  Strong troubleshooting skills across distributed, containerized environments.
•  Excellent communication and collaboration skills for remote work and customer interaction. 

Preferred Qualifications:

•  Experience with additional cloud-native management platforms.
•  Experience with Spectro Cloud
•  Certifications in Kubernetes (CKA/CKAD), AWS, or security-related areas.
•  Familiarity with implementing STIG and compliance requirements in cloud environments.
•  Experience working in agile, mission-driven environments.

• 8+ years of experience across cloud infrastructure, DevSecOps toolchains, and automation pipelines.
• Able to obtain a Top Secret security clearance/Must be a US Citizen