Linux Administrator

Company

E-Solutions

Location

London Area, United Kingdom

Posted At

9/4/2025

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Description

Job Title: Linux Administrator

Location: Moorgate, London (5 days in office)

Type: FTE / Subcon / Permanent

Certification: RHCE (must-have)

Role Overview

We are looking for a skilled Linux Administrator to manage and support Linux systems, automate infrastructure, and ensure high availability across servers and applications.

Key Responsibilities

Administer and manage Linux systems (RHEL, CentOS).
Work with virtualization technologies (VMware).
Use automation tools (Ansible) for deployments.
Write and maintain scripts (Python, Bash).
Perform MySQL database administration.
Manage LAMP stack (Apache, PHP, MySQL).
Deploy and administer RedHat Satellite for package management.
Integrate Linux with Microsoft Active Directory.
Configure and manage Postfix mail server.
Troubleshoot networking and firewall issues.
Use monitoring tools for performance tuning and system health checks.
Document processes and collaborate effectively with cross-functional teams.

Must-Have Skills

RHCE Certification
Linux Administration (RHEL/CentOS)
VMware
Ansible (Automation)
Python, Bash/Shell Scripting
MySQL Administration
Apache, PHP (LAMP stack)
Networking fundamentals, firewalls
Monitoring tools (Grafana, Prometheus, Splunk, Kibana, Dynatrace, AppDynamics)
Strong communication & documentation

Additional Skills (Good to Have)

Microsoft Active Directory integration
Postfix mail package
Kubernetes, Docker, Nginx, Tomcat, WebSphere, JBoss
Cloud platforms (AWS, Azure, DevOps tools)
Databases: PostgreSQL, MongoDB, Cassandra, Oracle, DB2, SQL Server
ServiceNow (ITSM, ITOM), Jira, BMC Helix, Control-M
BI/Analytics: PowerBI, Cognos, Crystal Reports
Programming: Java, C, C#, C++, .NET, React, Angular, JavaScript
ERP Testing (JDA, PoS, PLM, Infor LN, JDE, PeopleSoft)