**Introduction** Your work will power IBM and its clients globally, infusing innovation into enterprise systems. You will access latest education (online courses, class trainings, and other professional learning platforms), tools and technologies, in order to boost your career within the world’s technology leader company. You will have the opportunity to access technical and leadership certification programs, clear career paths that enhance your growth mindset and guarantee your professional achievements In this role, you'll work in one of our IBM Consulting Client Innovation Centers (Delivery Centers), where we deliver deep technical and industry expertise to a wide range of public and private sector clients around the world. Our delivery centers offer our clients locally based skills and technical expertise to drive innovation and adoption of new technology **Your role and responsibilities** * Administer, configure, and maintain Unix/Linux (RedHat, CentOS, Debian, Slackware, Ubuntu), Windows Server, Solaris 9/10, and macOS environments across production, staging, and test systems. * Ensure system performance, reliability, and scalability through proactive monitoring, tuning, and maintenance. * Implement and manage configuration and version control processes using Git and SVN. * Design and maintain monitoring solutions (Nagios, Zabbix, Ntop) and distributed backup/disaster recovery strategies. * Manage and optimize relational and non-relational databases, including MySQL/MariaDB, PostgreSQL, Oracle, and MongoDB. * Administer Public Key Infrastructure (PKI) environments, including OpenSSL, RSA, CA, CRL management, and secure SSL/TLS connections. * Deploy, configure, and support virtualization (Xen, KVM, VMWare, RHEV) and containerized environments (Docker, OpenShift, Kubernetes). * Collaborate with cross-functional teams to ensure system security, compliance, and business continuity. * Produce detailed documentation and maintain operational procedures for all supported environments. * Demonstrate strong analytical and problem-solving skills, with a methodical approach to troubleshooting and system optimization. **Required technical and professional expertise** * Proven experience in system administration across Unix/Linux (RedHat, CentOS, Debian, Slackware, Ubuntu), Windows Server, Solaris, and macOS environments. * Strong knowledge of system configuration, tuning, and maintenance in multi-environment setups (production, staging, testing). * Hands-on experience with configuration management and version control tools (Git, SVN). * Experience implementing monitoring and alerting systems (Nagios, Zabbix, Ntop) and managing backup and disaster recovery solutions. * Solid understanding of database administration (MySQL/MariaDB, PostgreSQL, Oracle, MongoDB). * Proficiency in PKI and security technologies, including OpenSSL, RSA, CA, CRL, and SSL/TLS certificate management. * Working knowledge of virtualization and container platforms such as Xen, KVM, VMWare, RHEV, Docker, OpenShift, and Kubernetes. * Strong problem-solving and analytical abilities with a structured, documentation-oriented approach. * Excellent teamwork and communication skills; ability to collaborate effectively in cross-functional and high-availability environments. * High attention to security, reliability, and business continuity best practices. * Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent professional experience). **Preferred technical and professional experience** * Experience in designing and maintaining high-availability and scalable infrastructures. * Familiarity with automation and scripting (e.g., Bash, Python, Ansible) to streamline system management and deployment. * Knowledge of network protocols and services (DNS, DHCP, HTTP/S, SMTP, NFS, LDAP). * Experience with cloud or hybrid infrastructures (AWS, Azure, or private cloud environments). * Understanding of DevOps principles and CI/CD workflows. * Ability to perform root cause analysis and implement preventive measures. * Experience with security hardening, vulnerability assessment, and compliance frameworks. * Knowledge of performance monitoring and capacity planning techniques. * Familiarity with infrastructure-as-code concepts and tools (Terraform, Ansible, or similar). * Strong documentation skills and commitment to continuous improvement and process optimization. * Relevant industry certifications (e.g., RHCSA/RHCE, CompTIA Linux+, LPIC, VMware, Kubernetes, or equivalent) are a plus. IBM is committed to creating a diverse environment and is proud to be an equal-opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, gender identity or expression, sexual orientation, national origin, caste, genetics, pregnancy, disability, neurodivergence, age, veteran status, or other characteristics. IBM is also committed to compliance with all fair employment practices regarding citizenship and immigration status.