Linux Security Engineer – Federal Infra Security

IBM; Washington (District of Columbia); On-site; USD 120,000 - 180,000; Full time

Job summary

IBM Consulting is seeking a Linux Security Engineer to maintain and enhance security postures for a progressive Federal agency. You will harden Linux environments, review configurations, and align with STIG/DHS guidance while working across deployments.

Responsibilities include incident analysis, remediation roadmaps, and delivering security consulting to improve client outcomes and resilience in hybrid cloud environments.

Qualifications

• Expertise in installing, configuring, operating, and patching Linux servers and managing Linux-based apps.
• Advanced knowledge of configuration management tools (Ansible, Chef, Puppet, SaltStack) and Linux/Windows admin in medium–large enterprises.
• Strong shell scripting (ssh, scp, rsync, sudo) with hands-on work in containerization/orchestration tools like Docker/Kubernetes.
• Understanding of clustering, load balancing, replication services, and automation with Python (Flask/Django/FastAPI).
• Familiarity with container security tools (Twistlock, Falco, Clair) and an active RHCE or equivalent certification/experience.

Responsibilities

• Perform security hardening and rule creation for Linux environments and review configurations to verify security posture.
• Review existing configurations to identify vulnerabilities and propose secure settings or architectural changes.
• Audit firmware versions and configurations for Linux endpoints to ensure vendor-aligned security and compliance.
• Assess Security Technical Implementations Guides (STIG) and DHS guidance for deployments.
• Analyze security incidents and provide actionable remediation recommendations and roadmaps.
• Deliver consulting to help clients improve security posture and incident management capabilities.
• Create remediation roadmaps addressing identified vulnerabilities and incidents.

Skills

Linux security

Security hardening

Scripting (Python)

Container security

Cloud/DevOps concepts

Education

Bachelor’s Degree

Tools

Ansible

Chef

Puppet

SaltStack

Docker

Kubernetes

Job description

IBM Consulting is seeking a Linux Security Engineer to maintain and enhance security postures for a progressive Federal agency. You will harden Linux environments, review configurations, and align with STIG/DHS guidance while working across deployments.

Responsibilities include incident analysis, remediation roadmaps, and delivering security consulting to improve client outcomes and resilience in hybrid cloud environments.