Linux Security Engineer

About the role

At IBM Consulting, you’ll collaborate with leading companies across industries to shape their hybrid cloud and AI journeys. With access to IBM’s strategic partners, robust technology, and Red Hat, you’ll drive meaningful change and accelerate client impact. Our culture emphasizes curiosity, innovation, and long-term career growth, valuing your unique skills and experiences.

Responsibilities

• Perform security hardening and rule creation for Linux environments, including reviewing and re-evaluating configuration settings and rules to verify security posture and eliminate risk.
• Identify potential security vulnerabilities in existing configuration settings and propose settings or architectural changes to address them.
• Audit firmware versions and configuration settings for all Linux endpoints to eliminate vulnerabilities and ensure compliance with vendor recommendations, industry best practices, DoD Security Technical Implementation Guides (STIG), and DHS configuration guidance.
• Analyze security incidents and provide recommendations for improvement.
• Deliver consulting services to help clients achieve a superior security posture and effectively manage security incidents.
• Create remediation recommendations and roadmaps to address identified security vulnerabilities and incidents.

Requirements

• Expertise in installing, configuring, operating, and patching Linux servers and managing Linux-based applications.
• Advanced knowledge of configuration management tools (e.g., Ansible, Chef, Puppet, SaltStack) and Linux/Windows administration in medium-large enterprises.
• Strong shell scripting experience (ssh, scp, rsync, sudo) with hands-on work in containerization and orchestration tools (Docker, Podman, Kubernetes, ECS/EKS, Fargate, Singularity).
• Advanced understanding of clustering, load balancing, replication services, and automation using Python with frameworks such as Flask, Django, or FastAPI.
• Familiarity with container security tools (Twistlock, Falco, Clair) and possession of an active RHCE or equivalent certification/experience.
• Ability to obtain and maintain Public Trust clearance.

Qualifications

• Bachelor’s degree required.

Preferred Experience

• Ability to perform security hardening, reviewing new and re-evaluating existing configuration settings and rules to verify an organization’s security posture and eliminate unnecessary risk in all environments.
• Experience supporting federal agencies.
• Ability to demonstrate and explain technical concepts to both technical and non-technical audiences.
• Ability to clearly communicate with customers and teammates and provide recommendations for improvements to existing software applications.
• Understanding of New Relic, Nagios, or similar monitoring tools.