Remote Linux Engineer: Migration & Security Automation

ISR Recruitment Ltd; United States; Remote; GBP 92,000 - 97,000; Part time

Job summary

ISR Recruitment Ltd is seeking an experienced Linux Engineer for a 3-month contract with remote working options. The role includes remediation, migration, and security improvements of Linux-based services in a public sector environment.

Responsibilities include upgrading Debian, migrating to a replacement RHEL platform, and strengthening SSH/SFTP security, with emphasis on automation, monitoring, and operational supportability. Basic security clearance may be required.

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

Linux administration

Scripting

Automation

Security practices

Documentation

Troubleshooting

Tools

Debian

RHEL

Job description

ISR Recruitment Ltd is seeking an experienced Linux Engineer for a 3-month contract with remote working options. The role includes remediation, migration, and security improvements of Linux-based services in a public sector environment.

Responsibilities include upgrading Debian, migrating to a replacement RHEL platform, and strengthening SSH/SFTP security, with emphasis on automation, monitoring, and operational supportability. Basic security clearance may be required.