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Remote New

Container Hardening Engineer

Metronome, LLC
401(k)
United States
Jul 18, 2025

Job Title: Container Hardening Engineer
Location: Remote
Clearance: Secret
Employment Type: Full-Time
Education: B.S. in Software Engineering, Computer Engineering, Computer Science, or a related discipline
Salary: $90,000-$100,000 (based on experience)
Benefits: Competitive salary and bonus structure, Comprehensive health insurance, 401(k) with company match, Generous PTO

Security+ certification required

Application: Apply here or email your resume to Careers@wearemetronome.com

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Overview:

The Container Hardening Engineer for Iron Bank (IB) plays a critical role in securing containerized applications and implementing best practices to meet Iron Bank and DoD standards. This position focuses on building secure containers, documenting implementations, and contributing to DevSecOps efforts within Kubernetes environments.

Key Responsibilities:
  • Harden Docker containers to meet Iron Bank and DoD security standards

  • Perform CVE assessments and vulnerability testing on container workloads

  • Document container implementation, updates, and compliance processes

  • Deploy and manage secure, containerized applications in Kubernetes environments

  • Integrate and optimize container security tools (e.g., Twistlock, Aqua)

  • Support CI/CD pipelines and service mesh technologies like Istio

  • Collaborate with Iron Bank teams to maintain secure container repositories

  • Provide technical support and respond to escalations related to container hardening

  • Apply cloud platform expertise (AWS, GCP, Azure) for secure deployments

Required Skills: 3+ years of experience in containerized application development and security Advanced expertise in Docker, Kubernetes, and container security tools Strong understanding of Kubernetes deployment models and service mesh (e.g., Istio) Experience with vulnerability testing tools for container environments Familiarity with cloud platforms (AWS) Security+ certification (Required)
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