Linux Admin

Job Description•Maintain and support production systems and their associated infrastructure and tools.•Work closely with cross-functional teams to understand the product and technical roadmap and manage impact to the operability of systems.•Solid understanding of best practices around operations, software development, release engineering & continuous delivery.•Experience working in Unix operating system environment•Expertise administering, supporting, debugging and tuning systems and technologies•Provide in-depth and timely solutions to complex technical issues, related to both site-up issues and product improvements.•Maintain and improve the availability, performance, scalability and efficiency of the services by implementing monitoring, automation, redundancy, capacity and business-continuity planning.•Participation in on-call pager rotation.

Responsibilities :•Hadoop/HBase/Storm architecture & infrastructure system administration.•EMR, S3, EC2, EKS, IAAC, Cloud security, Serverless architectures•Web servers & proxies, Apache, Squid, Traffic server•Performance management/capacity analysis and planning•Configuration management (Chef, Puppet, Ansible, Salt)•Relational databases (MySQL, PostgreSQL) administration and usage•Running Infrastructure Automation Tools at scale (git, airflow, screwdriver, Jenkins)•Perl/Python/Ruby/Golang•Red Hat/CentOS & Linux operating system internals•Information security best practices: trust management, certificates•TCP/IP networking & load-balancers•Working in a production serving environment