Position: Senior System Administrator
Company: Adjutor
Experience required: 5y
English level: upper

**We are looking for a Senior System Administrator to strengthen the IT team (working remotely). **

**Responsibilities:**  
-Maintain the health of the technical infrastructure (more than 10 colocations around the world, over 2000 Hardware/VMs servers); 
- Preparation of new hardware, including initial software setup; 
- Create/remove/account users; 
- Supervise and directly participate in remote technical support; 
- Handling incoming requests from employees, problem solving, counseling;
- Quick identification and resolution of problems arising at any of the infrastructure levels (Hardware, Software, Network); 
- Participation in planning of information systems of the company, infrastructure development, participation in IT projects of the company; 
- Development of fault tolerance and reliability of the Company's services; 
- Technical support and administration of users and IT infrastructure; 

**Requirements:** 
- 6+ years of experience as a system administrator; 
- English conversation level at least B2; 
- Knowledge and skills in system administration of Linux (Centos, Ubuntu): network, kernel, iscsi, etc; 
- Knowledge and skills in system administration of Windows (ActiveDirectory, Certification Authority, NPS); 
- VMware solutions - ESXi, vCenter; 
- Knowledge and skills in web servers - NGINX, Apache, IIS, Tomcat; 
- Skills in disk array management - software and hardware; - Experience with monitoring systems – Zabbix, PRTG, LibreNMS; 
- Knowledge of scripting languages (shell, perl, python); 
- Basic knowledge of SQL (Oracle, MySQL, PostgeSQL, Mongo); 
- CI/CD – GitLab, Jenkins, git, gitlab-runner, docker, composer; 
- Kibana, Graylog, ElasticSearch, Logstash; 
- Experience with puppet/ansible configuration management; 
- Knowledge and skills in system administration of AWS (AMI preparation, VPC, terraform); 

**Terms & Conditions:** 
- Fully remote working mood; 
- Salary based on the results of the interview; 
- Registration as Private Entrepreneur or Self-employed (Service Contract Agreement); 
- Good Russian conversation level will be plus

*We are waiting for you in our company!*