Principal Platform Engineer: Secure Cloud & Kubernetes Ops

Modern Technology Solutions, Inc. (MTSI); Dayton (OH); Hybrid; USD 140,000 - 170,000; Full time

Job summary

Modern Technology Solutions, Inc. (MTSI) in Dayton, OH seeks a Principal Platform Engineer to design, implement, and sustain secure, scalable platform capabilities across cloud-native and on-prem environments.

You will lead containerized, distributed systems with strong Kubernetes, Docker, and CI/CD expertise, integrating PostgreSQL, Neo4j, OpenSearch, and Spark. You will mentor engineers, drive Agile practices, and collaborate with software, UX, QA, and product teams to deliver maintainable

Qualifications

• 8+ years combined experience across network, cloud, security, software, DevOps, or infrastructure engineering.
• Experience developing design and standards documentation.
• Proficiency with Kubernetes, Docker, Istio, GitOps, IaC, and CI/CD tooling.
• Strong programming experience (Python, Go, C++, Java, etc.).
• Experience with Azure cloud services and cloud-native patterns.

Responsibilities

• Deploy and maintain Azure Kubernetes Service deployments, Helm, Istio, ArgoCD, and CI/CD pipelines.
• Build, configure, and optimize CI/CD pipelines and automated workflows.
• Integrate and sustain platform components such as PostgreSQL, Neo4j, OpenSearch, Spark.
• Diagnose issues across clusters, containers, databases, and application layers.
• Support modernization efforts including microservices and infrastructure as code.
• Contribute to platform documentation, diagrams, and engineering standards.
• Mentor engineers and participate in Agile ceremonies.

Skills

Collaboration

Communication

Agile leadership

Problem solving

Adaptability

Security mindset

Education

Bachelor's degree in Cybersecurity, Computer Science, Computer Engineering, or related field

Tools

Kubernetes

Kustomize

Helm

Docker

Istio

ArgoCD

GitLab CI

Nexus

Jira

Confluence

Coder

Terraform

Ansible

Python

Go

C++

Java

Azure

Job description

Modern Technology Solutions, Inc. (MTSI) in Dayton, OH seeks a Principal Platform Engineer to design, implement, and sustain secure, scalable platform capabilities across cloud-native and on-prem environments.

You will lead containerized, distributed systems with strong Kubernetes, Docker, and CI/CD expertise, integrating PostgreSQL, Neo4j, OpenSearch, and Spark. You will mentor engineers, drive Agile practices, and collaborate with software, UX, QA, and product teams to deliver maintainable