• Managed and maintained 50+ servers, ensuring 99.9% uptime, high performance, and robust security. • Implemented best practices for server configuration, maintenance, and monitoring, reducing downtime by 30%. • Performed regular system updates, patches, and security upgrades, reducing vulnerabilities by 40%. • Monitored server performance and troubleshooted issues, decreasing incident response times by 25%. • Developed and maintained comprehensive documentation for server configurations, procedures, and processes, improving team efficiency by 20%. • Ensured compliance with industry standards and audit requirements, achieving ISO and SOC2 certification with zero major findings. • Conducted regular audits and prepared for external audits, addressing and resolving 100% of identified issues. • Managed user access and permissions, ensuring secure and appropriate access, reducing unauthorized access incidents by 30%. • Collaborated with the IT team to design and implement scalable and resilient IT infrastructure solutions, enhancing infrastructure scalability by 35%. • Ensured security through access controls, backups, and firewalls, maintaining a secure infrastructure with zero major incidents.

• Interpreted and automated tasks using Bash and Python scripts, improving task efficiency by 30%. • Installed, configured, and maintained Linux operating systems and software, managing over 100 servers to ensure optimal performance and security. • Monitored system performance across 50+ Linux-based systems, resolving 95% of issues within 24 hours and ensuring 99.9% availability for HPC and OpenShift platforms. • Collaborated with 10+ cross-functional teams to design and implement Linux-based solutions, resulting in a 25% increase in operational efficiency. • Implemented and maintained security measures, including firewalls and intrusion detection systems, protecting Linux systems from unauthorized access and achieving 100% compliance with industry regulations. • Automated over 50 system administrative tasks using Bash and Python scripting, improving process efficiency by 30% and reducing manual work by 40 hours per month. • Managed 200+ user accounts, permissions, and access controls, maintaining system security and data integrity with a 99.9% accuracy rate. • Installed, configured, and maintained network services like DNS, DHCP, and OpenLDAP/AD authentication services, supporting 500+ network devices with 100% operational uptime. • Evaluated and recommended hardware and software upgrades, resulting in a 20% improvement in system performance and scalability for a user base of 1,000+. • Designed and implemented system backups and disaster recovery procedures, achieving a 100% success rate in recovery scenarios and minimizing data loss by 95%. • Administered Kubernetes clusters with 50+ nodes, optimizing for performance, reliability, and scalability, supporting large-scale data processing and analytics workloads with 99.9% uptime.

• Configured and customized Okta for authentication and authorization needs, reducing access issues by 30%. • Developed and maintained integrations using Okta Workflows, automating 50+ repetitive tasks. • Managed and optimized macOS endpoint infrastructure, increasing performance by 25% and ensuring 99.9% system uptime. • Implemented endpoint security policies and procedures, reducing security incidents by 40%. • Deployed and configured systems via code using Git, Terraform, and YAML, streamlining deployment processes by 35%. • Collaborated with cross-functional teams to ensure macOS endpoints complied with company policies, achieving a 100% compliance rate. • Created and maintained documentation for supported applications and processes, improving internal training efficiency by 20%. • Stayed current on SaaS platform best practices, enhancing platform performance and security by 15%. • Conducted regular security audits and updates, maintaining a secure and reliable infrastructure. • Provided 24/7 support, reducing incident resolution times by 25%.