Overview:

TekWissen Group is a workforce management provider throughout India and many other countries in the world.

Position: Senior System Administrator
Location: Visakhapatnam
Job Type: Full Time
Work Type: Onsite
Shift Timing: 6:30PM-3:30AM (Night shifts)
Experience : 8-12 years

Key Technical Skills:

- Windows Server & Active Directory
- Microsoft 365 / Office 365 Administration
- Domain level integrations
- Networking - LAN/WAN, TCP/IP, DNS, DHCP, VLAN, Routing & Switching
- Enterprise Firewalls, VPN & Network Security, Rules
- Enterprise Wi-Fi / Wireless Access Points
- VMware / Hyper-V Virtualization, any other virtualization infra
- Backup & Disaster Recovery
- Endpoint Management & Security
- Infrastructure Monitoring & Troubleshooting
- IT Vendor / MSP Management
- Incident Management and Root-Cause Analysis
- ISO & other compliance and IT framework experience

Leadership & Skilled Skills:

- Ability to lead and guide IT infrastructure/support team members.
- Strong team coordination, task delegation and follow-up skills.
- Ability to take ownership of critical IT incidents and infrastructure issues.
- Good decision-making and problem-solving skills under pressure.
- Ability to prioritize tasks based on business impact and urgency.
- Strong communication and interpersonal skills with both technical and non-technical teams.
- Ability to coordinate effectively with management, business teams, vendors and MSPs.
- Proactive approach toward identifying infrastructure risks and implementing improvements.




- Ability to work independently during the night shift and manage critical situations with minimal supervision.

Preferred Skills:

- Sophos Firewalls
- Microsoft Entra ID / Azure AD
- Microsoft Intune
- VDI
- Basic PowerShell or scripting knowledge.
- Microsoft Defender / Endpoint Security
- Cybersecurity
- Creates and maintains network diagrams, SOPs, runbooks and escalation procedures.
- Relevant Microsoft, Cisco, Aruba, Fortinet or VMware certifications.

Qualifications:

- Bachelor s degree in Computer Science, Information Technology, or a related field.
- 8-12 years of experience in System Administration, IT Infrastructure, or Infrastructure Support.
- Strong hands-on experience in Windows Server, Active Directory, networking, firewalls, virtualization, backup, and infrastructure security.
- Strong leadership, ownership, communication, and problem-solving skills.
- Ability to manage critical infrastructure issues independently during night shifts.
- Strong decision-making skills with the ability to work under pressure.
- Strong ownership of infrastructure availability, security, performance, and business continuity.

TekWissen Group is an equal opportunity employer supporting workforce diversity.

Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.

📌 Senior System Administrator (Visakhapatnam)
🏢 TEKWISSEN
📍 Visakhapatnam