Senior System Administrator

5 days ago

Ahmedabad India GrowExx Full time

Job Description Growexx is seeking a Senior System Administrator to provide advanced technical assistance to end users across Linux, Windows, and macOS environments. The ideal candidate will have strong Linux administration expertise and understanding of both onpremises Active Directory (AD) and cloud-based identity services such as Azure AD. Key Responsibilities Advanced Technical Support - Troubleshoot and resolve complex issues across Linux, Windows, and macOS platforms. - Conduct rootcause analysis and implement permanent fixes. - Assist end users with advanced-level technical issues. Linux Systems Administration - Administer, configure, and troubleshoot Linux servers and workstations (Ubuntu, CentOS, RHEL, etc.). - Perform system security hardening, patch management, and performance optimization. Open-Source Tools & Applications - Deploy, manage, and troubleshoot open-source tools such as: - Passbolt Password Manager - Asset management tool- GLPi, Snipe-it, Manage Engine - Other infrastructure, monitoring, or security-related applications. - Evaluate and recommend open-source solutions based on organizational needs. Active Directory & Cloud Identity Management - Manage and troubleshoot Active Directory environments, including Group Policies and user lifecycle management. - Support Azure AD / Cloud AD deployments and integrations (Jumpcloud, MS Intune, Scalefusion). - Work with hybrid identity technologies (Azure AD Connect, SSO, Conditional Access). Infrastructure & Systems Operations - Perform changes following ITIL change management principles. - Assist with virtualization platforms such as EXsi. - Support network troubleshooting (DNS, DHCP, VPN, firewall basics). - EPS-tool, policies, DLP, EDR-XDR knowledge Collaboration - Work closely with infrastructure, development, and cybersecurity teams. - Contribute to audit readiness, compliance processes, and security improvements. Education and Experience - Bachelor's degree in Engineering, IT, or a related field. - 46 years of experience in system administration or IT support roles. - Hands-on expertise in Linux administration. - Proficiency in Windows and macOS support. - Understanding of Active Directory, Group Policies, IAM concepts, and Azure AD. - Experience with open-source applications such as Wazuh, Passbolt, Grafana, Zabbix, etc. - O365 basic understanding/management - Working knowledge of scripting languages like Bash or Python. - Familiarity with ITIL-based incident, problem, and change management. - Strong analytical, troubleshooting, and communication skills. Analytical and Personal Skills - Good logical reasoning and analytical skills. - Good communication skills in English both written and verbal. - Demonstrate Ownership and Accountability of their work. - Interest in new technologies and the latest innovation trends. - Multi-tasking capabilities and team management - Be able to resolve conflicts amicably.

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