Linux OS Engineer
TekSynap · Reston, Virginia, US
Responsibilities & Qualifications RESPONSIBILITIES The Linux OS Engineer is expected to be able to accomplish the following: - Platform Engineering & Operat...
Job description
Responsibilities & Qualifications RESPONSIBILITIES: The Linux OS Engineer is expected to be able to accomplish the following: - Platform Engineering & Operations - Engineer, deploy, and administer RHEL/CentOS/Rocky and Ubuntu servers (physical and virtual) across dev/test/prod. - Implement standard OS baselines, golden images, and immutable patterns (e.g., image pipelines, templates, kickstart/preseed, cloud-init). - Manage patching and kernel updates with maintenance windows and rollback plans; validate health post-change. - Configuration Management & Automation - Build and maintain automation using Ansible, Bash, and Python to enforce configuration drift control and speed delivery. - Integrate configuration policies with CI/CD workflows and version control; write idempotent playbooks/roles. - Security & Compliance - Apply and maintain DoD STIG/hardening controls; remediate findings from vulnerability scans; maintain audit artifacts. - Implement/validate FIPS, SELinux, disk encryption, log forwarding, and secure remote access; support ATO evidence. - Reliability, Monitoring & Performance - Design and operate logging/metrics/alerting (e.g., journald/rsyslog, auditd, Prometheus/Gra...