Senior Systems Administrator

About the Role

Our client is seeking a highly competent Senior Systems Administrator to manage and maintain their IT infrastructure in Sheffield . You will be responsible for ensuring the smooth operation, reliability, and security of servers, networks, and related systems. This role requires a proactive individual with strong technical skills and the ability to troubleshoot complex issues efficiently. You will play a key role in supporting the company's technological operations and contributing to the optimization of IT resources, working within a dedicated team focused on providing essential IT services.

Key Responsibilities

• Install, configure, and maintain server hardware and operating systems (Windows Server, Linux).
• Manage network infrastructure, including routers, switches, firewalls, and VPNs.
• Implement and monitor system security measures, ensuring data protection and compliance.
• Perform regular system backups and develop disaster recovery plans.
• Troubleshoot hardware, software, and network issues, providing timely resolution.
• Manage user accounts, permissions, and access controls.
• Document system configurations, procedures, and policies.

Requirements

• 5+ years of experience in systems administration.
• Proficiency in managing both Windows Server and Linux environments.
• Strong understanding of networking protocols and concepts (TCP/IP, DNS, DHCP).
• Experience with virtualization technologies (VMware, Hyper-V).
• Knowledge of cybersecurity best practices and tools.
• Excellent problem-solving and communication skills.
• Relevant certifications (e.g., MCSA, CompTIA Network+) are a plus.

Benefits

• Competitive salary and performance-based bonuses.
• Comprehensive health, dental, and vision insurance.
• Pension scheme with employer contributions.
• Opportunities for professional development and training.
• A stable and supportive work environment in our Sheffield office.
• Generous annual leave entitlement.