Senior Systems Administrator

Infosys

4d

About The Position

The Senior Systems Administrator role is listed under the assigned job role of Infrastructure Consultant 2 within Infosys Financial Services. The position supports client IT infrastructure through incident resolution, assessment, solution design, deployment management, maintenance, performance analysis, security and continuity activities, automation improvements, and coordination with onsite, offshore, and vendor teams. It also contributes to shared technical and procedural knowledge.

Requirements

• Bachelor’s degree or foreign equivalent from an accredited institution; three years of progressive experience in the specialty may substitute for each year of education.
• Experience managing and supporting Linux and Windows server and network infrastructure.
• Experience with monitoring, troubleshooting, security, and supporting transition toward automation and cloud.
• Ability to handle OS installation, patching, and upgrades.
• Ability to write Bash, PowerShell, or Python scripts to automate routine tasks.
• Ability to monitor systems and troubleshoot performance and availability issues.
• Ability to manage security and log management in line with compliance standards.
• Experience supporting backup and disaster recovery processes.
• Collaborative spirit and excellent communication skills.
• Ability to handle complex incidents and implement resolutions.
• Ability to conduct IT infrastructure assessments and identify optimization opportunities.
• Focus on deployment management, system optimization, and process automation initiatives.
• Ability to work with cross-functional teams.
• Candidates must be authorized to work for any employer in the United States without employer-based visa sponsorship; Infosys cannot provide immigration sponsorship for this role.
• The position may require relocation and/or travel to the work or project location.

Nice To Haves

• VMware or virtualization experience.
• Active Directory, DNS, and DHCP experience.
• Ansible or Puppet experience.
• Splunk, Nagios, Zabbix, or SolarWinds experience.
• AWS or Azure cloud experience.
• Backup and disaster recovery experience.
• HPC environment support.
• Red Hat Certified Engineer (RHCE) or Microsoft certification.
• ServiceNow experience.
• Terraform basics.

Responsibilities

• Collaborate with internal and client teams to resolve complex incidents, conduct root cause analyses, and document findings with preventive recommendations.
• Evaluate client IT infrastructure, prepare actionable assessment reports, and support due diligence documenting infrastructure maturity and improvement opportunities.
• Contribute to scalable, cost-effective IT infrastructure designs, review reusable components, and develop technical documentation for deployed systems.
• Align release schedules and environment readiness, execute deployments according to protocols, perform post-deployment testing, and manage version control.
• Coordinate maintenance schedules, emergency fixes, and technology upgrades while maintaining integration with existing systems and processes.
• Analyze performance data across systems, coordinate insights about system behavior, and support capacity planning.
• Conduct security checks, recovery drills, and compliance audits; implement security measures and coordinate continuity plans.
• Gather feedback, identify automation opportunities, analyze infrastructure processes, and propose efficiency improvements.
• Liaise with onsite, offshore, and vendor teams to document project requirements and support effective collaboration.
• Develop a centralized repository of technical and procedural knowledge, using insights from other projects to improve efficiency and retain organizational expertise.
• Manage and support Linux and Windows server and network infrastructure.
• Install, patch, and upgrade operating systems; monitor systems and troubleshoot performance and availability issues.
• Write Bash, PowerShell, or Python shell scripts to automate routine tasks.
• Manage security and log management in line with compliance standards.
• Support backup and disaster recovery processes.

Benefits

• Medical, dental, vision, and life insurance.
• Long-term and short-term disability insurance.
• Health and dependent care reimbursement accounts.
• Accident, critical illness, hospital indemnity, and legal insurance.
• 401(k) plan and contributions dependent on salary level.
• Paid holidays and paid time off.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior