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# Software Integration Engineer 3 (Containerization)

- **Company:** Cornerstone Defense
- **Location:** Annapolis Junction, MD, United States
- **Experience:** Expert
- **Salary:** $190,000.0 - $210,000.0
- **Contract:** Permanent contract
- **Skills:** Confluence, JIRA, Bash Shell, System Configuration, Continuous Integration, Linux, DevOps, Monitoring of Systems, Python (Programming Language), Ansible, Prometheus, Systems Integration, Scripting, Grafana, Git, Containerization, Git Flow, Kubernetes, Information Technology, Atlassian Tools, Software Version Control, Docker
- **Published:** August 2, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9072170/software-integration-engineer-3-containerization

## About the Role

Bachelor's Degree in Computer Science or related field and have at least eight (8) years of demonstrable experience with integrating, installing, configuring, upgrading, compiling, and supporting COTS/GOTS software in a heterogeneous operating system environment.
OR
The individual shall have five (5) years full time Computer Science directly related work that can be substituted for a degree and have at least eight (8) years of demonstrable experience.
OR
An industry recognized professional certification, as defined in the TT0s, may substitute as one (1) year experience. A Master's Degree in Computer Science or related field may substitute for two (2) years' experience.
Position Required Skills:

 * Experience with Linux CLI
 * Experience writing scripts using Bash/Python
 * Experience troubleshooting and resolving issues related to Kubernetes workloads, networking, ingress, storage, and performance
 * Experience with containerization technologies such as Docker
 * Demonstrated experience administrating/monitoring Kubernetes clusters
 * Experience with IaC (Infrastructure as Code) principles and automation infrastructure provisioning and configuration using tools such as Helm and Ansible
 * Demonstrated experience using system monitoring tools such as Prometheus/Grafana
 * Experience with Git for source code management, branching strategies, and team collaboration

Position Desired Skills:

 * Experience with the Atlassian Tool Suite (JIRA, Confluence)
 * Experience designing, implementing, and managing continuous integration and continuous deployment (CI/CD) pipelines
 * CKA (Certified Kubernetes Administrator)

## Description

Cornerstone Defense offers a very comprehensive benefits package including, but not limited to: Medical, Dental and Vision Plans * Generous PTO Policy * 401(k) * HSA and FSA options * Life and Disability Insurance * Tuition Reimbursement and Training * Perks at Work Discount Program * Referral Program * Leads Generation Program * CollegeAmerica 529 * Fitness Reimbursement Program * Travel Assistance * Norton Lifelock Benefit Solutions * Life Planning Financial & Legal Services *, The Software Integration Engineer shall be responsible for the installation, configuration, maintenance, and troubleshooting of a large-scale multi-tenant Kubernetes "on-prem" cluster which serves as the foundation for mission-critical applications across multiple tenants.
In this role, the Software Integration Engineer shall collaborate closely with DevOps, Security, and Application teams to implement automation, enforce best practices, and support integration of new services within the Kubernetes cluster ensuring the reliability, performance, and security of the Kubernetes-based infrastructure.


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