UNIX administrator

at  Infosys

ABOUT INFOSYS:

Infosys is a global leader in next-generation digital services and consulting. We enable clients in 50 countries to navigate their digital transformation. With over three decades of experience in managing the systems and workings of global enterprises, we expertly steer our clients through their digital journey. We do it by enabling the enterprise with an AI-powered core that helps prioritize the execution of change. We also empower the business with agile digital at scale to deliver unprecedented levels of performance and customer delight. Our always-on learning agenda drives their continuous improvement through building and transferring digital skills, expertise, and ideas from our innovation ecosystem.
Visit www.infosys.com to see how Infosys (NYSE: INFY) can help your enterprise navigate your next.

SHORT DESCRIPTION:

If your passion is to build solutions that really make a difference to enterprises, the community and your world, Infosys is the right place for you.

The JD should contain the following:

• Roles and Responsibilities:
• Candidate must be located within commuting distance of Singapore Date Center or be willing to relocate to the area.
• Bachelor’s degree or foreign equivalent required from an accredited institution. Will also consider three years of progressive experience in the specialty in lieu of every year of education.At least 8 years of Information Technology experience
• Proactively maintain and develop all AIX and Linux infrastructure technology to maintain a 24x7x365 uptime service
• Hands on exposure to Content management System and good exposure in the data center management experience
• In depth knowledge of AIX (Primary), Linux: RedHat, CentOS and Veritas cluster
• Fault finding, analysis and of logging information for reporting of performance exceptions
• Collaborate with other teams and team members
• Documentation- Documents all technical activities
• Ticketing and monitoring tool experience like ServiceNow and OP5
• Hands on experience with Veritas cluster.
• Strong problem solving and communication skills
• Experienced in installation, configuration, administration, troubleshooting, security, backup, recovery and upgrades of IBM AIX Servers.
• Experienced in Setting up VIO environment, configuring VIO servers, MPIO, NPIV, and Dual VIO Environment installing OS on LPAR using NIM.
• Experience in Administration of AIX 6.x and 7.x.
• AIX Monitoring the system, CPU, memory and disk utilization.
• Experience in Installation of patches, packages and application software.
• Administration of monthly Mksysb backup on AIX servers.
• Dynamically add, remove and move resources in the LPARs.
• Experienced with installing the operating system on 7.x using NIM installation method by creating NIM master and client with lppsource and spot.
• Experience in user Administration creating new users and groups with multi-level of security, creating and assigning file attributes and permissions.
• Good knowledge in User account administration, adding/creating devices, patching, setting up cron jobs, UNIX backup/restore and changing kernel parameters.
• HACMP configuration Creating & managing the resource groups, starting & stopping cluster, failover & fall back cluster from one node to another and adding new volumes to the cluster.
• Configuring two node clusters, resource group, resources and defining the cluster topology and performing any trouble shooting by looking at different HACMP logs and fixing if any issues.
• HMC management, configuring new managed system to HMC code update, creating, removing and changing for HMC users.
• HMC critical data backup, upgrading managed server firmware, Capacity on Demand etc.,
• LPAR operations including: scheduling operations, troubleshooting activation errors, configuring and using system profiles, and activating and shutting down partitions, Power on/off partitions.
• Create partitions, partition profiles, and system profiles, activate partitions, and Schedule operations for partitions, dynamic operations for adding, moving, and removing memory, processor resources, and I/O slots.
• DLPAR-Dynamically add, remove and move resources in the LPARs.
• Dedicated and shared processors, virtual processors, processing unit, and allocation of processing power from the shared processor pool etc.
• HACMP - Monitoring servers, Starting and Stopping Cluster Services, moving resource groups across the nodes, increasing file system in cluster file system, synchronizing cluster resources and cluster verification.
• Skills /Competencies:
• Essential Skills:
• Experience in AIX/Linux installation and patching
• Experienced in Setting up VIO environment, configuring VIO servers, MPIO, NPIV, and Dual VIO Environment installing OS on LPAR using NIM
• Dynamically add, remove and move resources in the LPARs
• IBM AIX, Linux and scripting
• DevOps experience required but not mandatory
• Preferred skills
• Experience in Datacenter Management with Hardware Knowledge.
• Vendor Management Experience
• Hands & Feet Support whenever possible
• On Call Support

• Scripting experience.

Additional Skills:

• Excellent customer interfacing skills.
• Excellent written and verbal communication skills.
• Strong attention to detail and outstanding analytical and Problem-solving skills.

Infosys is an equal opportunity employer and positively encourages applications from suitably qualified and eligible candidates regardless of gender or other attribute covered by equal opportunity legislation.
Please note in order to protect the interest of all parties involved in the recruitment process, Infosys does not accept any unsolicited resumes from third party vendors. In the absence of a signed agreement any submission will be deemed as non-binding and Infosys explicitly reserves the right to pursue and hire the submitted profile. All recruitment activity must be coordinated through the Talent Acquisition department.
All aspects of employment at Infosys are based on merit, competence and performance. We are committed to embracing diversity and creating an inclusive environment for all employees. Infosys is proud to be an equal opportunity employer

Please refer the Job description for details