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Click here or scroll down to respond to this candidateCandidate's Name
Linux Infrastructure EngineerS U M M A R YExperienced Linux Infrastructure Engineer with 5 years of expertise supporting enterprise infrastructure and operations. Successfully managed the entire life cycle of Linux based server infrastructure. Demonstrates a remarkable ability to swiftly adapt to new technologies, exceptional analytical capacity, and expertise in system administration, system builds, upgrades, patches, migration, troubleshooting, security, backup, decommissioning, and performance monitoring and fine-tuning on Red Hat Linux systems. Acquired skills in various tools and technologies including VMware, AWS, GIT, and Docker, as well as automation tools like Ansible and Ansible Tower. E X P E R I E N C E Demonstrating proficiency in designing, constructing, and supporting CentOS, Red Hat 6, 7, 8 Linux-based infrastructures, showcasing a comprehensive understanding of their intricacies and requirements Extensive experience in configuring and maintaining Blocks Infrastructure for virtualization purposes, including creating and managing virtual machines(VM's), allocating resources, and monitoring performance. Proficient in configuring and deploying services across different environments, ensuring seamless integration and functionality. Implemented automation for configuration management, leveraging tools like Ansible to streamline various processes. Utilized Ansible for the testing and deployment of security patches across diverse environments, including development, non-production, and production, ensuring effective security measures. Possesses in-depth knowledge of version control and Source Code Management (SCM) practices using GIT, including maintaining GitLab repository servers for code releases and application configurations or deployments. Configured AWS Identity and Access Management (IAM) users and groups, enhancing login authentication and access control measures within the AWS environment. Proficient in provisioning, monitoring, and managing EC2 instances on AWS, utilizing its features for efficient computer infrastructure distribution. Demonstrated expertise in creating S3 buckets and utilizing Glacier S3 for storage and backups on AWS. Skilled in working with kernel parameters to address application-specific issues, enhance system security, and perform system hardening. Proficient in configuring virtual interfaces and NIC teaming to create load balancing for high network traffic and establish active backups for critical network traffic. Proficient in enabling/disabling port access and conducting performance tuning for RHEL servers to optimize latency-sensitive workloads. Utilized LVM to construct volumes on volume groups and file systems, also creating and managing logical volumes. Improved system recovery after crashes or other outages, supporting data integrity to prevent massive loss of vital information. C O N T A C TPHONE NUMBER AVAILABLEEMAIL AVAILABLENJ USAS K I L L S Linux (RHEL & Centos) Provisioning Configuration Decommissioning Patching Ansible & Ansible Tower GitHub, GitLab Docker Cloud Computing (AWS) LAN/NOC Administration Shell Scripting YAML PXE-Boot & Kickstart VMware, vCenter vSphere,ESXi Host Ticket assessment andprioritizing NFS and SAMBA LDAP and Active Directory Monitoring Backup Incident Management &Disaster Recovery NIC teaming Cron Jobs Console Management, ILO and IDRAC Kernel Tuning RPM and YUM Installations IP Tables Firewall & SELinux SAN, NAS, LVM, RAID, gdisk Disk management Mounting resourcesE D U C A T I O N A N DT R A I N I N GBachelors in Commerce & ITUniversity of the PunjabJanuary 2018 Deployed and configured ESXi hosts on Dell and Hewlett Packard (HP) servers, ensuring optimal virtualization performance and resource utilization. Expertise in utilizing VMotion for both hot and cold migrations of virtual machines, ensuring uninterrupted operation during server maintenance and load balancing. Extended operational support of Linux Infrastructure, providing critical solutions. Proactively monitored and managed the Linux service request and incident queue, ensuring timely resolution and adherence to service level agreements (SLAs). Ensured continuous uptime of production servers and offered direct user support for Linux-related technical issues. Configured and maintained LINUX operating system security using SELinux and firewalld. Conducted network administration, troubleshooting issues with tools like ping, traceroute, and various networking protocols. Collaborated directly with vendors for the decommissioning of servers and networking equipment, adhering to company policies. Monitored and controlled system processes, managing priorities, terminating processes, and executing kill commands. Took responsibility for maintaining local and remote Linux repositories for software packages. Shared files over the network between Linux servers by configuring NFS server and SAMBA between Linux and Windows. Mounted shares and performed troubleshooting. Implemented and enabled the SSHD daemon, configuring secure password-less SSH authentication using SSH key pairs. Established efficient system setup and management, ensuring the seamless performance of Linux infrastructure. Diagnosed and resolved software and hardware issues, ensuring seamless system functionality. Managed user and group settings, modifying user ownership and access for enhanced security. Installed, configured, and maintained both software and hardware components of computer and network systems. Dealt with intricate network topologies, addressing challenges in diverse network environments. Executed database backups and restores, safeguarding critical data integrity. Addressed account-related tickets and resolved access-level issues for users. Configured sudoers files to provide users with elevated privileges as needed. Produced technical documentation and enhanced existing materials on the company's Confluence pages. Scheduled Cron Jobs for efficient system operations. Contributed to data center operations by participating in the racking and stacking of servers. Implemented SSH key based authentication for RedHat and CentOS systems, enhanced overall system security. |
