Senior Linux System Administrator

JR United Kingdom; Sheffield; Hybrid; GBP 50,000 - 80,000; Full time

Job summary

A leading company is seeking a Linux Divestment Senior Technical Engineer to support the migration of infrastructure during business unit sales. This hybrid role involves sanitizing and securing the bank's infrastructure, auditing software, and collaborating with security teams. Ideal candidates will have extensive experience with RedHat Enterprise Linux and strong problem-solving skills, contributing to a critical phase of infrastructure management.

Qualifications

• Extensive experience with RedHat Enterprise Linux in regulated organizations.
• Understanding of functional requirements and translation into technical specifications.
• Experience with DevOps tools and Agile methodologies.

Responsibilities

• Audit software and OS versions for security evidence.
• Work with security and system logs to review vulnerabilities.
• Consult on cybersecurity issues and provide technical guidance.

Skills

Proactive problem identification

Analytical skills

Problem management

Tools

Ansible

Jenkins

Puppet

Python

Shell

VMware

Git

Job description

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Client:

Impact Team

Location:

Sheffield, South Yorkshire, United Kingdom

Job Category:

Other

EU work permit required:

Yes

Job Views:

1

Posted:

25.05.2025

Expiry Date:

09.07.2025

Job Description:

Linux Divestment Senior Technical Engineer

PAYE Agency worker contract role

Hybrid – Sheffield (Up to 3 days per week in Sheffield)

We are seeking a Linux divestment engineer to engineer a standardized and automated process to support the migration of infrastructure included in the sale of Business Units.

The bank's infrastructure needs to be sanitized and security hardened when being sold or prepared for data migration to third parties. Sanitization includes uninstalling software and proprietary information, certificates, and configuration specific to the bank. Work will take place on both weekdays and weekends to support migrations.

As an Automation Engineer/Architect, you will contribute to and maintain an existing body of code which supports the phased removal and restoration, if necessary, of specific software, files, and network configurations.

Responsibilities include auditing software and OS versions to provide evidence to security teams, working with security and system logs to review vulnerabilities, consulting on cybersecurity issues, and providing guidance to application and product teams on technical challenges such as storage migrations.

Experience:

• Extensive experience with RedHat Enterprise Linux in financial or regulated organizations.
• Interaction with application and infrastructure teams.
• Understanding of functional requirements and translation into technical specifications.
• Proactive problem identification and resolution skills.
• Participation in stakeholder and delivery team calls.
• Analytical and problem management skills.
• Implementation of industry best practices in projects.

Technical Skills:

• Proficiency in Linux (RHEL) OS and Cluster environment (VCS Infoscale).
• Experience with DevOps tools, orchestration, and configuration management (Ansible, Jenkins, Puppet).
• Good scripting skills in Python, Shell, Puppet.
• Experience with VMware, virtualization, hypervisors.
• Knowledge of networking, TCP/IP, port management, firewalls.
• Mulesoft/Postman experience.
• API development and integration with Ansible playbooks.
• Experience with Git.
• Understanding of Agile methodologies.