Senior Systems Administrator

Position:Senior Systems Administrator

Location: Houston, Texas

We are looking for a Senior Systems Administrator with architect-level expertise to lead website consolidation efforts, oversee infrastructure monitoring, and drive resolution of application and server-level issues. The ideal candidate brings deep hands-on experience in Windows-based environments with strong exposure to .NET application landscapes.

Key Responsibilities

• Lead and execute website consolidation initiatives, including assessment, migration planning, and execution
• Architect and maintain IIS (Internet Information Services) configurations across environments
• Monitor infrastructure health and proactively identify, troubleshoot, and resolve issues
• Manage and optimize Windows Server environments (2016/2019/2022)
• Collaborate with application teams on .NET application deployments, configurations, and performance tuning
• Define and enforce standards for server hardening, patching, and change management
• Document current-state application landscape and drive future-state architecture decisions

Required Skills

• 8+ years in Systems Administration with architect-level ownership
• Strong expertise in Windows Server, IIS, and Active Directory
• Hands-on experience with .NET application infrastructure and deployment pipelines
• Proven experience in website/application consolidation projects
• Infrastructure monitoring tools (e.g., SolarWinds, Dynatrace, or equivalent)
• Scripting proficiency - PowerShell preferred

Preferred

• Experience with load balancing, SSL certificate management, and DNS
• Familiarity with CI/CD pipelines and DevOps practices
• Cloud exposure (Azure preferred, given .NET ecosystem alignment)

"Tech Mahindra is an Equal Employment Opportunity employer. We promote and support a diverse workforce at all levels of the company. All qualified applicants will receive consideration for employment without regard to race, religion, color, sex, age, national origin or disability. All applicants will be evaluated solely on the basis of their ability, competence, and performance of the essential functions of their positions with or without reasonable accommodations. Reasonable accommodations also are available in the hiring process for applicants with disabilities. Candidates can request a reasonable accommodation by contacting the company ADA Coordinator at ADA_Accomodations@TechMahindra.com."