Requirement of System Administrator

Skills

• Job Title: Sr. System Administrator
  Location: Chandigarh, India (On-site)
  Experience: 3–6 Years
  Employment Type: Full-Time
  Apply at: hr@cogniter.com
  Subject Line: Application for Sr. System Administrator – [Your Name]

  Position Overview

  
  

  Cogniter Technologies is seeking a highly skilled and proactive Senior System Administrator to join our IT Infrastructure team. The ideal candidate will be responsible for maintaining, securing, and optimizing our servers, systems, and network infrastructure. This role is ideal for someone who excels in a fast-paced environment and can ensure system reliability, data security, and seamless operations across mission-critical systems.

  Key Responsibilities

  
  

  • Configure, maintain, and optimize servers, systems, and IT hardware.

  • Manage LAN, WAN, VPNs, and other key network infrastructure components.

  • Provide technical support for hardware, software, and networking-related issues.

  • Monitor system performance and network activity using diagnostic and monitoring tools.

  • Implement and enforce IT security policies, including firewalls, access controls, and patch management.

  • Ensure data integrity through regular backups and effective disaster recovery planning.

  • Install, configure, and maintain system software, applications, and updates.

  • Troubleshoot and resolve technical issues promptly to minimize downtime.

  • Maintain detailed documentation of infrastructure, configurations, and standard procedures.

  • Collaborate with cross-functional teams on system upgrades, migrations, and infrastructure improvements.

  Qualifications

  
  

  • 3–6 years of proven experience in system administration or IT infrastructure support.

  • Strong knowledge of Windows Server and/or Linux environments.

  • Expertise in networking protocols (TCP/IP, DNS, DHCP, VPNs).

  • Hands-on experience with Active Directory, Group Policies, and user account management.

  • Ability to diagnose and resolve hardware, software, and network issues efficiently.

  • Solid understanding of backup strategies and disaster recovery planning.

  • Familiarity with IT security standards, firewalls, and network protection best practices.

  • Excellent analytical, troubleshooting, and communication skills.

  Preferred Certifications

  
  

  • Microsoft Certified Systems Administrator (MCSA)

  • CompTIA Network+ or Security+

  • Linux Certification (RHCSA or equivalent)

  Personal Attributes

  
  

  • Proactive, detail-oriented, and solution-driven mindset.

  • Strong organizational and time management skills.

  • Ability to work independently and collaboratively in a dynamic environment.

  How to Apply

  
  

  Send your updated resume to hr@cogniter.com
  Subject Line: Application for Sr. System Administrator – [Your Name]