Linux Engineer: Migration, Security & Automation Specialist
ISR Recruitment Ltd
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Job summary
ISR Recruitment Ltd. is seeking an experienced Linux Engineer to support remediation, migration and security improvement of critical Linux-based services in a public sector environment.
The role covers upgrading Debian and migrating to RHEL, with a focus on SSH/SFTP security, automation, monitoring and operational supportability. Candidates should have hands-on Linux administration, Debian and RHEL experience, and a track record in production upgrades, service migrations and secure access
Qualifications
- Strong Linux systems administration and engineering experience.
- Hands-on experience with Debian and Red Hat Enterprise Linux (RHEL).
- Experience supporting production upgrades, service migrations and cutovers.
- Strong knowledge of SSH/SFTP, Linux security and account management.
- Scripting and automation skills, alongside monitoring, troubleshooting and technical documentation.
Responsibilities
- Undertake technical discovery, reviewing existing infrastructure, configurations, service dependencies and migration requirements.
- Complete Debian production upgrades, validate services and establish a supported baseline.
- Design, build and configure the replacement RHEL service, including migration, production cutover and validation.
- Implement security controls, account-management improvements and SSH/SFTP configuration changes.
- Improve automation, transfer scripts, housekeeping processes and monitoring.
- Produce operational runbooks, transfer knowledge to the support team and document residual risks and recommendations.
Skills
Job description
ISR Recruitment Ltd. is seeking an experienced Linux Engineer to support remediation, migration and security improvement of critical Linux-based services in a public sector environment.
The role covers upgrading Debian and migrating to RHEL, with a focus on SSH/SFTP security, automation, monitoring and operational supportability. Candidates should have hands-on Linux administration, Debian and RHEL experience, and a track record in production upgrades, service migrations and secure access
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