Lead RHEL

MACH CONSULTANTS; Doha; On-site; QAR 180,000 - 240,000; Full time

Job summary

MACH CONSULTANTS is seeking an experienced Linux Administrator to own Day-2 RHEL operations across multiple enterprise environments in Doha. You will perform patching, performance tuning, kernel configuration, and health monitoring while managing RBAC, SSH keys, and AD integration.

The role requires 5–7 years of hands-on RHEL experience, RHCSA/RHCE certification, and a Bachelor’s degree in a related field. You will implement CIS/DISA benchmarks and contribute to vulnerability management and

Qualifications

• 5–7 years of hands-on experience administering enterprise RHEL environments.
• RHCSA or RHCE certification mandatory.
• Bachelor's degree in CS/SE/Cybersecurity or related field.

Responsibilities

• Own and manage Day-2 RHEL operations across multiple enterprise environments.
• Perform patch management, system performance tuning, kernel configuration, and health monitoring.
• Manage RHEL domain integration, RBAC, SSH key management, and Active Directory integration.
• Implement Linux security hardening using CIS Benchmarks and DISA STIGs.
• Support vulnerability management, SIEM/ELK log auditing, and compliance initiatives.
• Develop automation using Ansible and Bash scripting.
• Coordinate with infrastructure, security, application, and vendor teams to ensure high availability and operational excellence.
• Support enterprise backup, disaster recovery, and high-availability solutions.

Skills

RHEL admin

Automation scripting

Security best practices

Education

Bachelor's degree in CS/SE/Cybersecurity

Tools

Ansible

Bash scripting

AD/LDAP integration

Job description

Key Responsibilities

• Own and manage Day-2 RHEL operations across multiple enterprise environments.
• Perform patch management, system performance tuning, kernel configuration, and health monitoring.
• Manage RHEL domain integration, RBAC, SSH key management, and Active Directory integration.
• Implement Linux security hardening using CIS Benchmarks and DISA STIGs.
• Support vulnerability management, SIEM/ELK log auditing, and compliance initiatives.
• Develop automation using Ansible and Bash scripting.
• Coordinate with infrastructure, security, application, and vendor teams to ensure high availability and operational excellence.
• Support enterprise backup, disaster recovery, and high-availability solutions.

Required Skills

• 5–7 years of hands‑on experience administering enterprise RHEL environments.
• Strong expertise in RHEL deployment, lifecycle management, LVM, SAN/NAS storage, and performance optimization.
• Hands‑on experience with Ansible and Bash scripting.
• Knowledge of enterprise networking (VLANs, Bonding, Routing), Active Directory/LDAP integration, and Linux security best practices.
• Familiarity with enterprise applications, virtualization, ETL/Data Virtualization platforms, and distributed data engines.
• Understanding of security frameworks such as ISO 27001, NIST, and CIS Benchmarks.

Education

Bachelor's degree in Computer Science, Software Engineering, Cybersecurity, or a related field.

Mandatory Certification

RHCSA or RHCE