Kubernetes Engineer - Active TS/SCI with CI Poly

ENS Solutions, LLC•Reston, VA

About The Position

Essential Network Security (ENS) Solutions, LLC is seeking a Sr. Kubernetes Engineer II to serve as a security engineering subject matter expert for containerized environments, service mesh technologies, and microservices. The role designs, implements, and manages security controls for containerized workloads and supports secure Kubernetes and DevSecOps environments. The engineer integrates security into CI/CD pipelines and development workflows while ensuring alignment with RMF, NIST SP 800-53, ICD 503, FISMA, and FedRAMP requirements. The position monitors and investigates security activity, assesses threats and risks, performs security assessments, and develops incident response plans. It collaborates with platform engineers, ISSOs, developers, IT, software development, and compliance teams to embed security policies and practices throughout the system lifecycle. The role also maintains security architecture and control documentation and prepares reports on findings, incidents, and mitigation actions. An active TS/SCI clearance with CI Poly is required.

Requirements

Active TS/SCI security clearance with CI Poly.
CISSP or equivalent certification supporting DoD 8140 requirements.
Bachelor’s degree in Computer Science, Information Security, or a related field.
7+ years of experience as a cybersecurity engineer specializing in designing and building security control implementations and implementing continuous monitoring and auditing for compliance.
Strong experience with security frameworks and requirements such as NIST SP 800-53, RMF, ICD 503, FISMA, and FedRAMP.
Strong skills specifying and implementing log collection in tools such as Splunk, and querying and analyzing aggregated logs.
Experience with security tools such as Fortify, Acunetix, and Prisma Cloud.
Proficiency in incident response, security incident handling, and forensic analysis techniques.
Hands-on experience implementing and validating security controls in a containerized/Kubernetes/DevSecOps IL5/IL6+ environment.
Experience performing periodic security checks to support continuous monitoring aligned with the NIST Risk Management Framework.
Strong understanding of network protocols, operating systems, and infrastructure components.
Effective communication skills and ability to convey complex technical concepts to technical and non-technical stakeholders.

Responsibilities

Serve as a security engineering SME for containerized environments, service mesh technologies, and microservices.
Design, implement, and manage security controls for containerized workloads, including image scanning, firewalls, intrusion detection and prevention, endpoint protection, encryption, runtime protection, RBAC, and network segmentation.
Integrate security into CI/CD pipelines and DevSecOps workflows and support compliance with RMF, NIST SP 800-53, ICD 503, and FedRAMP requirements.
Configure and optimize security monitoring and logging solutions and work with container security tools.
Monitor network traffic, system logs, and security alerts; investigate anomalies and breaches; mitigate risks; and develop and implement incident response plans.
Monitor threat intelligence feeds, conduct threat analysis, and perform risk assessments to identify emerging threats and vulnerabilities.
Collaborate with platform engineering, ISSO, development, IT, software development, and compliance teams to establish and enforce security policies, standards, and procedures throughout the system lifecycle.
Conduct security assessments of container orchestration platforms, microservices, and APIs; identify vulnerabilities and recommend mitigations.
Maintain documentation of security architecture, control implementation procedures, configurations, and continuous monitoring strategies.
Prepare detailed reports on security findings, incidents, and actions taken.
Specify and implement log collection, and query and analyze aggregated logs to identify security-relevant anomalies or risks.
Perform periodic security checks supporting continuous monitoring aligned with the NIST Risk Management Framework.