Systems Administrator

Benefits:

• Dental insurance
• Health insurance
• Paid time off
• Training & development
• Vision insurance

Rysun Labs (formerly KCS – Krish Compusoft Services) is an AI, Data & Digital innovation partner of choice for enterprises, globally. Rysun guides and accelerates the Data & AI strategy and Digital Transformation programs for Fortune 2000 enterprises and product startups to shape remarkable

customer experiences and intelligent operations. The team delivers innovative, specialized solutions that help High-tech, Retail & Ecommerce to outperform competition and lead the change in their industry.

Rysun partners with Microsoft, Google and AWS to bring the best of enterprise technology to its customers. Rysun believes in quality-first and is CMMI Level 5, ISO 9001 & 27001 certified. The team has a growth mindset fueled by a strong culture of collaboration that unifies its global teams across India, USA, South Africa (a proud Level 2 B-BBEE Contributor), and UK.

We are looking for a Systems / VMware Administrator to provide hands-on infrastructure support at our Skokie location. The ideal candidate should have strong experience with VMware ESXi, Veeam, physical storage, Windows servers, and domain/file-share permissions. This role will primarily focus on infrastructure administration, server upgrades, patching, storage and backup support, and assisting with application upgrades.

Job title: Systems Administrator

Location: Skokie, IL

Work Model: On-site

Experience : 3-5 yr

Skills

• VMware ESXi administration
• Veeam administration and backup support
• Physical storage experience
• Domain permissions and file-share access
• Windows Server administration

Location & Availability

• Must be onsite in Skokie, IL for hands-on support
• Normal business hours with 24x7 availability for Sev 1 issues

Responsibilities

• Perform ESXi upgrades and OS patching
• Clean up decommissioned server VMs
• Troubleshoot ESXi storage and Veeam backup issues
• Upgrade Windows Server 2012 to Windows Server 2022/2025
• Assist with application upgrades and support
• Support storage upgrades, replacements, and end-of-life migrations
• Work independently with minimal supervision on assigned infrastructure projects