Infrastructure Lead Engineer

The Opportunity:

As an Infracture Lead Engineer, you will manage a team and lead the implementation of our Common Software Development Environment (CSDE) infrastructure and CI/CD pipeline architecture. You will drive DevSecOps transformation by integrating security throughout the software development lifecycle and mentor and guide a team of infrastructure engineers while collaborating with development and security teams. You will enable rapid, secure software delivery through automation and infrastructure as code and support mission-critical systems while ensuring compliance with security requirements and CACI processes.

Responsibilities:

• Design, implement, and maintain GitLab CI/CD pipelines with integrated security scanning (SonarQube, JFrog Xray)

• Configure and manage artifact repositories using JFrog Artifactory and implement secure artifact promotion strategies

• Set up and maintain continuous deployment using ArgoCD and Helm for Kubernetes environments

• Manage infrastructure across multiple deployment environments (sandbox, dev, test/int, production) using ProxMox clusters

• Provision and administer AWS cloud resources including VPC, IAM, security groups, and networking components

• Implement security controls and automate compliance checks throughout the infrastructure

• Configure and maintain integration between Jira, Confluence, and GitLab for project management and traceability

• Support Certification & Accreditation (C&A) activities and produce required security documentation • Manage user access and authentication across platforms for both CACI contributors and external users

• Implement and enforce infrastructure as code practices and version control for all configurations

• Configure bi-directional trust between CACI COREnet and the CSDE environment, and customer development environment

• Troubleshoot infrastructure and pipeline issues to minimize disruption to development teams

• Create and maintain documentation for infrastructure components and processes

• Establish metrics and monitoring for infrastructure performance and security

• Lead continuous improvement initiatives for infrastructure efficiency and security

Qualifications:

Required:

• Experience managing a team of engineers of similar size and scope

• 5+ years of experience with Linux administration and troubleshooting

• 3+ years of hands-on experience with AWS services (VPC, EC2, S3, IAM, Security Groups)

• 3+ years of experience designing and implementing CI/CD pipelines • Strong understanding of DevSecOps principles and practices

• Experience with container orchestration platforms like Kubernetes • Knowledge of networking concepts (subnets, routing, firewalls, VPNs)

• Experience with infrastructure as code tools (Terraform, CloudFormation, etc.) • Familiarity with GitOps workflows and tools like ArgoCD

• Experience with security best practices and compliance requirements

• Excellent problem-solving abilities and communication skills

Desired:

• 3+ years of leadership experience managing technical teams

• Experience with GitLab CI/CD, JFrog Artifactory, and SonarQube

• Hands-on experience with Jira and Confluence administration

• Experience configuring and maintaining Helm charts for Kubernetes deployments

• Familiarity with ProxMox virtualization environments • AWS certifications (Solutions Architect, DevOps Engineer)

• Security certifications (Security+, CISSP)

• Experience with CACI processes and procedures