Senior Unix Systems Administrator

Company DescriptionExperian is the world's leading global information services company. During life's big moments – from buying a home or a car, to sending a child to college, to growing a business by connecting with new customers – we empower consumers and our clients to manage their data with confidence. We help individuals to take financial control and access financial services, businesses to make smarter decisions and thrive, lenders to lend more responsibly, and organizations to prevent identity fraud and crime.We have 20,000 people operating across 44 countries and every day we're investing in new technologies, experienced people, and innovation to help all our clients maximize every opportunity.Job DescriptionThe Systems Administrator Senior, reporting to Systems Manager, will be responsible for documentation, deployment and troubleshooting of the complete IT Unix environment including, but not limited to: AIX, Red Hat Enterprise Linux, SuSE Linux Enterprise Server. Core competencies include but are not limited to: Linux and AIX operating systems, x86 hypervisors, scripting-automation, and x86 hardware solutions, IBM P series hardware, Ansible, Patching, Security Hardening.Work with a team of Unix engineers, acts as Subject Matter Expert for area of responsibility and provide support for Experian Unix Environment, including BAU OS support tickets, incidents, vulnerability remediation, compute and storage changes. Follow change management process. Liaison to other teams within the department for expert advice in the area of servers, high availability, security, virtualization and operating systems technology.Summary of Primary ResponsibilitiesLeads and-or participates in the design, development, and implementation of complex system engineering activities involving cross-functional technical support, systems programming and data center capabilities.You will be responsible for components of highly complex engineering and-or analytical tasks and activities.Viewed as a technology subject matter expert; able to provide and communicate complex technology solutions across differing audiences including technical, managerial, business executives, and-or vendors.You will have responsibility for multiple, complex projects.QualificationsInformation Technology degree and-or technology certifications preferred or substantial equivalent experience.5+ years of systems engineering experienceSenior level Experience with Redhat Linux OSSenior level Experience with SUSE LinuxRequired knowledge of SAN based disk solutions and their configurationsAdvanced Shell scripting and IaC automation skills with Ansible and TerraformFamiliarity with tools like BladeLogic, DNT, ESM, vSphere client is a huge plusExperience with IBM AIX OS is beneficial.Familiarity with pSeries AIX server models, HMC ConsolesFamiliarity with AIX, VIO, microcode, and firmware upgradesProjects and be a leader on distributed teamKnowledge of AWSProvide Operating System technical and break-fix level supportExperience in RedHat Linux administration on RHEL6, RHEL7, RHEL8, RedHat Clustering, VMware and ESXCustomer and communication skills to work with team members, customers, vendors and leadership team.Handle multiple tasks and adapt to a constantly changing environmentWork independently but also must be in team partnershipStrong verbal and written communication skills. Excellent organization skillsWork a flexible schedule, with 24 hour on-call pager and weekend overnight work expectedAdditional InformationThis is a permanent home-based role in Costa Rica. No relocation available.Our benefits include: Medical, life and dental insurance, Asociacion Solidarista, International Share Save Plan, Flex Work, Work from home, Paid time off, Annual Performance Bonus, Education Reimbursement, Family Bonding, Bereavement Leave, Referral Program, and more.Experian is proud to be an Equal Opportunity and Affirmative Action employer. Innovation is an important part of Experian's DNA and practices, and our diverse workforce drives our success. Everyone can succeed at Experian and bring their whole self to work, irrespective of their gender, ethnicity, religion, color, sexuality, physical ability or age. If you have a disability or special need that requires accommodation, please let us know at the earliest opportunity.#LI-Remote