Sr. Senior Platform Engineer III Security Clearance

Position: Sr. Senior Platform Engineer III with Security Clearance
Description:

Onsite in Washington dc, DC The organization is pursuing a Sr. Senior Platform Engineer III to support mission-critical federal workloads through Kubernetes platform engineering, CI/CD, and infrastructure automation. The role operates within an Agile delivery model and requires clear communication with stakeholders while ensuring platform reliability, performance, and security. Due to federal security clearance requirements, applicant must be a United States Citizen with an active Top Secret clearance.

This is a full-time, permanent opportunity, offering a competitive salary and comprehensive benefits package. Qualified applicants must be willing and able to work on a w2 basis. Salary: $185,000 - $255,000/ yr. w2 Responsibilities:
Responsibilities
* Work as part of a collaborative and high-performing team delivering technical solutions within the highest levels of the federal government.
* Design and operate Kubernetes and container platforms supporting mission-critical workloads.
* Maintain and improve CI/CD pipelines and infrastructure automation.
* Ensure platform scalability, reliability, performance, and security.
* Participate in Agile execution, planning, and continuous improvement activities.
* Troubleshoot and resolve production issues in complex environments.
* Communicate platform status, risks, and technical decisions clearly to stakeholders.
* Establish and maintain customer trust and confidence through technical expertise and professionalism.
* Apply creativity and engineering judgment to deliver solutions that meet customer needs. Experience Requirements:
Experience Requirements
* Active Top Secret security clearance with SCI eligibility.
* Certified Kubernetes Administrator and Terraform Associate certifications.
* DoD 8140 certification aligned to the 451 System Administrator work role (e.g., Security+, Cloud+, SSCP, CASP+, or CISSP).
* 6+ years of experience in systems or Dev Ops engineering, including 3+ years with Kubernetes and container technologies.
* Experience designing, building, and maintaining container orchestration platforms such as Kubernetes or Open Shift.
* Hands-on experience ensuring scalability, reliability, and security of containerized environments in enterprise or mission-critical settings.
* Operational experience managing CI/CD pipelines, container build processes, and infrastructure automation.
* Experience deploying, managing, and operating container runtimes, orchestration tooling, and supporting services.
* Experience with Kubernetes ecosystem tooling including Rancher, Helm, Docker, Cilium, Rook, Ceph, MinIO, S3, and Port Worx.
* Experience leading or assisting in design and implementation of complex integrated container platforms.
* Ability to contribute immediately with minimal ramp-up in a mission-critical operational environment.

Education Requirements:

Education Requirements
* Bachelor's degree in Computer Science or a related technical discipline preferred, or equivalent relevant experience.
* Certified Kubernetes Administrator (CKA) certification.
* Terraform Associate certification.
* DoD 8140-aligned certification such as Security+, Cloud+, SSCP, CASP+, or CISSP.