System administrator (linux & windows – banking domain) | nair systems | qatar

Job Title: System Administrator (Linux & Windows – Banking Domain) | Nair Systems | Qatar Recruiting Company: Nair Systems Job Location: Qatar Job Type: Full-Time Application Method: Email CV (MS Word format) to nishanthini.suda@ Additional Info: Banking domain | Joining timeframe: 2 weeks to max 1 month Position Summary Nair Systems is seeking an experienced System Administrator (Linux & Windows) to support critical IT infrastructure within the banking domain in Qatar. This role is vital to ensuring system stability, security, and availability in a regulated, enterprise‑grade environment. Detailed Job Description As a System Administrator, you will be responsible for the day‑to‑day operation, maintenance, and troubleshooting of Linux and Windows server environments supporting banking applications and services. You will work within a mission‑critical infrastructure where performance, reliability, and security are paramount. The role requires strong hands‑on expertise and the ability to respond quickly to incidents while following strict operational and compliance standards. You will collaborate closely with infrastructure, security, and application teams to maintain a stable production environment. This position is ideal for professionals experienced in supporting enterprise systems in financial institutions. Key Responsibilities Administer, monitor, and support Linux and Windows Server environments Ensure system availability, performance, and stability for banking applications Perform routine system maintenance, patching, and health checks Troubleshoot and resolve system, OS, and infrastructure issues Support user access, system configurations, and security controls Monitor systems and respond to incidents within SLA requirements Collaborate with infrastructure, security, and application teams Maintain system documentation and operational procedures Required Qualifications & Skills Strong hands‑on experience with Linux and Windows Server administration Experience working in banking or financial services environments Solid understanding of enterprise system operations and best practices Strong troubleshooting and problem‑solving skills Ability to work under pressure in production environments Good communication and coordination skills Nice‑to‑Have Skills Experience in regulated IT environments Exposure to virtualization or backup technologies Knowledge of security hardening and compliance standards Ability to support 24/7 or shift‑based operations #J-18808-Ljbffr