Software Integration Engineer - TS/SCI with Poly

Staffed4U • Annapolis Junction, MD

5d • Hybrid

About The Position

We are seeking an experienced Software Integration Engineer (SIE) Level 3 to join our team supporting a mission-critical, large-scale, on-premises Kubernetes infrastructure. This role focuses on integrating, configuring, maintaining, and enhancing COTS/GOTS software components in a high-performance computing environment that supports multiple tenants and applications across classified networks. You will work closely with DevOps, Security, and Application teams to ensure seamless integration of new services and enforce best practices in automation, monitoring, and containerized infrastructure.

Requirements

• Bachelor’s degree in Computer Science or related field and 8+ years of relevant experience OR 5+ years of directly related experience in Computer Science (in lieu of a degree) and 8+ years of relevant experience OR Industry certifications (e.g., CKA) may substitute for one year of experience OR Master’s degree in a related field may substitute for up to two years of experience
• Linux CLI and basic system administration
• Scripting with Bash and Python
• Kubernetes cluster administration and troubleshooting
• Docker or similar containerization technologies
• Infrastructure automation tools (e.g., Ansible, Helm)
• Monitoring tools such as Prometheus and Grafana
• Git-based source control and team collaboration workflows

Nice To Haves

• Certified Kubernetes Administrator (CKA)
• Familiarity with the Atlassian tool suite (JIRA, Confluence)
• Experience with CI/CD pipeline design and maintenance
• Strong understanding of DevSecOps principles and secure code deployment
• Ability to adapt in a fast-paced, evolving technical environment

Responsibilities

• Install, configure, compile, and support COTS/GOTS software across heterogeneous OS environments
• Administer and troubleshoot Kubernetes workloads, networking, ingress, and persistent storage
• Maintain and optimize a multi-tenant, on-prem Kubernetes cluster used in mission-critical operations
• Develop and maintain automation scripts using Bash and Python
• Implement Infrastructure as Code (IaC) solutions using Helm and Ansible
• Monitor system and software performance using tools like Prometheus and Grafana
• Collaborate cross-functionally to support DevSecOps practices, CI/CD pipelines, and secure deployment workflows
• Generate and maintain documentation for full software stack and integration processes
• Provide ownership for integration and sustainment of HPC software tools

Benefits

• 100% Employer-Paid Health, Dental, and Vision Insurance
• Zero Vesting 401(k) Plan with 10% Company Contribution
• 31 Days of Paid Time Off
• Student Loan Repayment Assistance
• Unlimited Certification & Training Support
• Flexible Work Environment – Remote work options and flexible scheduling available
• Multiple Incentive Bonuses
• Exclusive Company Memberships

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level