Senior Linux System Administrator
Location: Hybrid (50/50) | Employment Type: Full-Time
MCS Group is seeking a Senior Linux System Administrator to join an infrastructure team supporting both on-premise and cloud environments. This role is ideal for a technically strong professional who can maintain, secure, and enhance Linux systems while driving improvements through automation and best practices.
Key Responsibilities:
- Administer and optimise Debian-based Linux servers in production.
- Develop automation scripts (Bash, Python) to streamline tasks.
- Manage networking components (DNS, routing, firewalls, VPNs).
- Support database technologies including PostgreSQL, MySQL/MariaDB, and AWS RDS.
- Monitor system performance and respond to incidents.
- Implement security best practices and infrastructure hardening.
- Participate in on-call rotations and maintain technical documentation.
- Collaborate across teams to ensure resilient and efficient systems.
Candidate Profile:
- Strong experience supporting Linux (Debian preferred) in production.
- Proficient in scripting (Bash, Python) and automation.
- Solid networking knowledge (TCP/IP, DNS, routing, firewalls).
- Experience managing databases and cloud-hosted services.
- Analytical problem-solving skills with excellent communication.
Desirable Experience:
- AWS cloud environments (VPC, EC2, Route 53).
- Monitoring/observability tools (Prometheus).
- VoIP/SIP technologies.
- Infrastructure as Code, CI/CD, or configuration management.
- Supporting high-availability or large-scale infrastructures.
Package & Benefits:
- Competitive salary
- 8% combined pension
- Professional development support
- Flexible hybrid working
- Access to modern infrastructure & cloud technologies
- Employee discounts on tech and equipment
To speak in absolute confidence about this opportunity please send an up-to-date CV via the link provided or contact Senior Recruitment Consultant Stuart Kennedy at MCS Group on 02896935520 or s.kennedy@mcsgroup.jobs.
Even if this position is not right for you, we may have others that are. Please visit MCS Group to view a wide selection of our current jobs.
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