DevOps Engineer: Secure Infra & CI/CD

3GIMBALS; Quantico (VA); On-site; USD 130,000 - 160,000; Full time

Job summary

3GIMBALS is seeking a DevOps Engineer to build and maintain the infrastructure, automation, and deployment pipelines for our unclassified PAI/CAI-based analytic platform. You will implement IaC, CI/CD, containerization, observability, and security automation across development and production, including air-gapped environments.

You will collaborate with security teams to enforce RMF/NIST controls, SSO, and zero-trust practices while delivering reliable, scalable software in mission-critical

Qualifications

• 4+ years of DevOps, SRE, or platform engineering experience.
• Strong experience with containerization and orchestration (Docker, Kubernetes).
• Proficiency with infrastructure-as-code (Terraform, Ansible, or CloudFormation).
• Hands‑on experience building CI/CD pipelines (GitLab CI, GitHub Actions, Jenkins, or similar).
• Experience with cloud platforms (AWS, Azure, or GCP).
• Scripting skills in Python, Bash, or Go.

Responsibilities

• Design, provision, and manage cloud and on-premises infrastructure using infrastructure-as-code.
• Build and maintain container orchestration platforms (Kubernetes, Docker).
• Automate provisioning, configuration, scaling, and environment management.
• Manage infrastructure across development, test, and production environments, including restricted or air-gapped networks.
• Design and maintain CI/CD pipelines for application, data, and model deployments.
• Implement automated build, test, security-scan, and deployment workflows.
• Support reproducible builds and artifact/registry management.
• Enable rapid, reliable, and rollback-capable releases.
• Implement monitoring, logging, alerting, and tracing.
• Establish service-level objectives and support incident response and reliability engineering.
• Optimize the performance, availability, and cost of platform infrastructure.
• Integrate security scanning, secrets management, and vulnerability management into pipelines.
• Implement system hardening, patching, and compliance automation.
• Support Authority to Operate (ATO), continuous monitoring, and RMF/NIST controls.
• Implement zero-trust, encryption, and secure network segmentation practices.
• Experience operating production systems with high-availability and security requirements.

Skills

Docker

Kubernetes

Terraform

Ansible

CloudFormation

CI/CD pipelines

GitLab CI

GitHub Actions

Jenkins

AWS

Azure

GCP

Python

Bash

Go

Tools

Terraform

Ansible

CloudFormation

Job description

3GIMBALS is seeking a DevOps Engineer to build and maintain the infrastructure, automation, and deployment pipelines for our unclassified PAI/CAI-based analytic platform. You will implement IaC, CI/CD, containerization, observability, and security automation across development and production, including air-gapped environments.

You will collaborate with security teams to enforce RMF/NIST controls, SSO, and zero-trust practices while delivering reliable, scalable software in mission-critical