Напиши текст вакансии для должности "System Administrator / Lab Engineer". Название компании: "DINS". Расположение: Санкт-Петербург. График работы: Гибкий график. Опыт работы: От 3 до 6 лет. Ключевые навыки: 'MongoDB', 'Python', 'Nginx', 'Linux', 'Kafka', 'Zabbix', 'ELK', 'OracleDB'

The SRE Lab Team is looking for an experienced System Administrator who will be a part of the Lab Team to provide full lifecycle support of Dev/QA test environments. The SRE Lab Team is responsible for supporting test environments used by Development, QA and Release teams in creating RingCentral’s world-class cloud-based unified business communications service, using such technologies as: OracleDB, MongoDB, RabbitMQ, GridGain, Coherence, Java, VMware, AWS (EC2, S3, SNS, SQS etc.), Docker, InfluxDB, Grafana etc. And we do love to automate things here in the Lab Team! What you will do:  Support LAB environments that are using by our Development and Operations teams for purposes of development and testing: deploy them, update them, fix them; Perform on duties as assigned for troubleshooting deployment errors; Apply defined policies of versioning, resources consumption, and security to test environments; Work with AWS cloud to support test environments; Monitoring and troubleshooting of the LAB infrastructure - Storage capacities, Compute resources utilization and alerting setup; Work with Operations and Network operations, Developer and QA teams to solve a different kind of issues; Develop tools and scripts to optimize or eliminate manual processes; improve overall system reliability; Contribute to successful releases of most part of our services; Monitor environments state, its actuality and usage;  Requirements:   Experience working as System Administrator &gt; 5 years, e.g. Linux OS: System Administrator level, MS Windows: System Administrator level (AD, GPO, DNS); Experience with CI/CD tooling (e.g. Jenkins, Spinnaker, and so on); Knowledge of Distributed Systems fundamental principles (architectures, micro-services, high-availability, elections); Monitoring best practices using (Zabbix, Prometheus, Kibana, Grafana, Elasticsearch); Logging best practices using (SysLog, ELK Stack, Linux Journal, grep); Common networking protocols and services (DNS, HTTP(S), SSL\TLS, TCP/IP Stack, VRRP, 802.1q, Load Balancing) understanding + understanding how to troubleshoot its failures;   2+ years scripting (Python, cmd, shell) and SRE experience Web-servers administration: IIS, Apache, Nginx, Tomcat, Jboss; Experience with virtualization: VMware vSphere; Container Computing: Docker, Kubernetes; especially resources scheduling and limitations; Skills in investigating and troubleshooting complicated systems/platforms, and identifying key points of failure; Proven ability of self-development and system approach to it; Good verbal and written communication skills, with the ability to coordinate with Developers and troubleshoot deployment errors and issues.  Will be a plus:  Thorough understanding of cloud service delivery (DevOps) infrastructure ecosystem, operational processes, and orchestration models; Any experience with MongoDB, Elasticsearch, Distributed Message Bus (RabbitMQ, Kafka); Experience with SIP, RTP, Asterisk; Hands-on knowledge on various AWS services - CloudFront, API Gateway, Certificate Manager, EC2, Load Balancer family, RDS, SQS, SNS, SES and managing security groups; Experience in configuration management systems: Puppet, Terraform. Experience with version control systems: SVN, git; Having knowledge on Incident Management, Change management process; Knowledge in Oracle (11g or higher) PLSQL ability to debug packages stored procedures.  Conditions:  Well coordinated professional team; Cutting edge technologies, interesting and challenging tasks, dynamic project, great opportunities for self-realization, professional and career growth; Corporate training programs, English language courses; Medical and life insurance; Remote/ office/ hybrid work (depends on your wishes:)); Job placement and payment of salary take place according to the labor code; Sick leaves 100% paid; 28 day vacation 100% paid in accordance with the current salary; Office in 10-minute walk from the subway or remote work; Nonresident applicants are granted Relocation Bonus.