Job Description

Senior Systems Administrator -
Job Summary The Senior Systems Administrator will play a critical role in supporting and evolving our next-generation infrastructure platforms. This role is responsible for the design, administration, security, and optimization of on-premises and cloud-based systems, including virtualization, server infrastructure, Active Directory, and cloud services.
The Senior Systems Administrator will also partner closely with the Director of Information Security to support enterprise patching, vulnerability remediation, and security monitoring initiatives, ensuring systems remain secure, compliant, and highly available.
Job Location: Remote (India-based)
Working Hours: 08:00 AM - 05:00 PM (US EST) / Night Shift IST
Key Responsibilities / Essential Functions
Systems & Infrastructure Administration

• Administer, maintain, and optimize cloud and virtualization platforms including AWS, VMware, Azure, and on-premises infrastructure.
• Design, implement, and document system architectures that support scalability, reliability, and security.
• Manage Windows and Linux servers across multiple environments.
• Administer Active Directory, DNS, Group Policy, user provisioning, and access controls.
• Support web and application servers such as IIS and Tomcat.
• Perform system capacity planning and performance monitoring using tools such as Nagios, PRTG, and Cacti.

Security, Patching & Monitoring

• Assist the Director of Information Security with enterprise-wide patch management initiatives.
• Perform BIOS, firmware, OS, and security patching across Windows, Linux, and virtualized environments.
• Support vulnerability scanning, remediation, and validation efforts.
• Participate in security monitoring and alert triage.
• Assist with audit preparation and compliance reviews.

Operations & Support

• Provide advanced remote troubleshooting for hardware, software, networking, VPN, VoIP, and email systems.
• Address escalated service tickets with proper root cause analysis.
• Manage backup, restore, and disaster recovery processes.
• Assist with vendor coordination and hardware procurement.

Automation, Scripting & Documentation

• Develop automation using PowerShell and Shell scripting.
• Use Git or similar source control systems.
• Create and maintain system and operational documentation.

Leadership & Collaboration

• Mentor Associate and Mid-Level System Administrators.
• Act as an escalation point for complex issues.
• Collaborate cross-functionally with IT and Security teams.

Requirements & Qualifications

• Bachelor's degree in computer science, Information Technology, or related field.
• 8+ years of system administration experience.
• Relevant certifications such as CCNA, MCSA, MCSE preferred.
• Strong scripting, virtualization, and cloud experience.
• Excellent English communication skills.
• AZ-104 Certification Completed

What We Offer Opportunity to grow your career with a rapidly growing organisation.

• Exposure to working with a Microsoft gold partner organization with the latest technologies.
• People first organisation culture
• Company Paid Group Mediclaim Insurance for employee, spouse and up to 2 Kids of INR 400,000 per annum.
• Company Paid Group Personal Accidental insurance for employees of INR 1,000,000 per annum.
• Company Paid & Manager approved Career Advancement Certifications Opportunities
• Best in the Industry referral bonus policy.
• 29 Paid leaves throughout the year
• Company-paid Maternity leaves for female employees

About the Company
We are a global team of innovators and advocates transforming how financial data is captured, stored, and manipulated with our comprehensive suite of automation technology. Our platform seamlessly integrates with your existing ERP for an unrivaled end-user experience. We do the heavy lifting so accounting, procurement, and fundraising teams can do their best work.
PairSoft's aspires to be the strongest procure-to-pay platform for the mid-market and enterprise, with close integration to Microsoft Dynamics, Blackbaud, Oracle, SAP, Acumatica and Sage ERPs.
At PairSoft, we are passionate about innovation, transparency, diversity, and advocating on behalf of our customers and communities we support. We offer exciting career opportunities and a collaborative culture that allows individuals to learn, grow, and create meaningful impact. We are expanding and seeking team players who are eager to jump in and contribute to our rapid growth!
PairSoft is proud to be an equal opportunity workplace. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, veteran status or any other protected status. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. If you have a disability or special need that requires accommodation, please email us at: careers@pairsoft.com.
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