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ASCENDING Inc.

RHEL Systems Engineer

ASCENDING Inc.

Senior RHEL Engineer responsible for OS and container platform management in energy-management deployments. Building tailored RHEL images and hardening containerized workloads for data centers.

Posted 7/22/2026full-timeRemote • Florida, Texas, Virginia • 🇺🇸 United StatesSeniorLeadWebsite

Core Competencies

Role fit
Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates extensive experience in building and maintaining RHEL images tailored for SCADA environments, with a strong focus on OS hardening, container management, and networking. Proficient in automation and lifecycle management within restricted environments.

Highest-signal resume keywords
RHEL/Linux EngineeringContainer-Native DeliveryOS Hardening (CIS/STIG)Automation (Ansible)Linux Networking

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills
RHEL Image BuildingContainer Image ManagementOS HardeningPatch ManagementLifecycle Management
Tools & Technologies
PodmanAnsibleSystemd
Industry Keywords
SCADAFull-Stack TroubleshootingNetworking ConfigurationFirewall Configuration

Tech Stack

Tools & technologies
AnsibleLinux

About the role

Key responsibilities & impact
  • Build, version, and maintain a reproducible RHEL image tailored to the SCADA host's needs
  • Own the SCADA container image end to end
  • Harden the OS and images to a recognized baseline
  • Troubleshoot full-stack OS, container runtime, and application runtime behavior
  • Own host-level networking and firewall configuration

Requirements

What you’ll need
  • 7+ years of senior, hands-on production RHEL/Linux engineering
  • Container-native delivery: Podman, quadlets/systemd, building and owning container images
  • Reproducible, turnkey, versioned RHEL image building
  • OS and image hardening to a recognized baseline (CIS/STIG)
  • Patch and lifecycle management for restricted/disconnected environments
  • Automation (Ansible) and version control
  • Strong Linux networking and diagnostics

Benefits

Comp & perks
  • Mentorship with experienced professionals
  • Professional development opportunities
  • Diverse and inclusive environment