Senior System Administrator

Windows Admin

• Knowledge of more than one technology • Basics of Architecture and Design fundamentals • Knowledge of Testing tools • Knowledge of agile methodologies • Understanding of Project life cycle activities on development and maintenance projects • Understanding of one or more Estimation methodologies, Knowledge of Quality processes • Basics of business domain to understand the business requirements • Analytical abilities, Strong Technical Skills, Good communication skills • Good understanding of the technology and domain • Ability to demonstrate a sound understanding of software quality assurance principles, SOLID design principles and modelling methods • Awareness of latest technologies and trends • Excellent problem solving, analytical and debugging skills Key Responsibilities: • Administer, configure, and maintain Windows servers and related services in production and non-production environments. • Perform user, group, and permissions management, ensuring secure access control and adherence to organizational policies. • Monitor system performance, capacity, and availability, proactively identifying and resolving issues before they impact users. • Apply OS patches, security updates, and firmware upgrades, following change management processes aligned with ITIL practices. • Troubleshoot and resolve incidents related to Windows servers, Active Directory, and related infrastructure components within agreed SLAs. • Manage backup, restore, and disaster recovery procedures for Windows-based systems, regularly testing and documenting recovery plans. • Maintain detailed documentation for configurations, standard operating procedures, and infrastructure diagrams. • Collaborate with network, security, and application teams to support deployments, integrations, and environment changes. • Participate in on-call rotation and provide support during planned maintenance windows and critical incidents. • Contribute to continuous improvement by identifying opportunities for automation, optimization, and standardization of Windows administration tasks. Minimum Qualifications: • Bachelor’s degree in Engineering (B.Tech) or equivalent in Computer Science, Information Technology, or related field. • 5–8 years of hands-on experience as a Windows Administrator managing medium to large-scale environments. • Strong experience with installation, configuration, and administration of Windows Server operating systems. • Solid understanding of Active Directory, DNS, DHCP, Group Policy, and basic networking concepts. • Proven experience in incident, problem, and change handling within structured ITIL-based processes. • Experience with system monitoring, log analysis, and performance tuning for Windows servers. • Ability to create and maintain clear technical documentation and operational runbooks. • Strong troubleshooting skills and the ability to work independently as well as in a team environment.