Clouds and cloud management platforms (AWS)Architecture design of scalable and HA systems in cloudsAWS servicesAutomation solutions (Chef, CloudFormation, etc)Building cost-effective systemsDeployment automationMigration of the existing infrastructure in AWS (win, *.nix)Deep knowledge of AWS services

IT processes support in security software development company.Company clients supportAnsible, vagant methodology implementation into company business processes.Technical support department processes implementation: instructions, knowledge base, business processes descriptionInternal servers and services automated monitoring system implementation.New service for company clients: “Monitoring as a service”New cloud service based on company products planning, financial calculations and implementation.Infrastructure testing. Infrastructure as a code.Optimization of the company's costs: AWS EC2, AWS S3.Simplify product deployment and testing of the system:Vagrant, virtualbox, repository, auto assembly and self-test. Deployment automation.The introduction of a 'docker' for testing.

Support, development and modernization of the company's IT infrastructure. Expert evaluation of technical problems. Consultation regional specialists. Interaction with technical support company. Interaction with business structures of the company. Support for business services and end-users. Interaction with the company's security, information security. Interaction with suppliers.Achievments:Network equipment, server configurations unifications. Routine operations automation based on Ansible methodologyStart using docker to repeat solutions and risk reductionLog analyzing: Elasticsearch-Logstash - KibanaInfrastructure testing. Infrastructure as a code.

Support, development and modernization of the company's IT infrastructure. Expert evaluation of technical problems. Consultation regional specialists. Interaction with technical support company. Interaction with business structures of the company. Support for business services and end-users. Interaction with the company's security, information security. Interaction with suppliers.Obligations:Infrastructure support for startup.3 offices and 2 call-centers 24/7 support (approx. 200 users).Information product end-user support (2 developer teams: internal CRM and website)Managing technical support department (senior system administrator 1st and 2nd line support)System availability 99,5%.Managing contractor teams on different projects.Achievements:Company infrastructure creation. Opened 2 new offices. Created redundant network infrastructure.Call-center reorganization.Implemented redundant scheme for SIP PBX Asterisk.Asterisk support. Decreased tickets on “bad quality calls”.Zabbix monitoring system implemented for internal and external services (main server and proxy-servers): templates for business process monitoring, key metrics for development team.Created 1st and 2nd lines technical support with instructions and guidelines.Created self-educational portal for company employees.Knowledge-testing system for company employees implemented (based on Moodle).Configuration management system Ansible for internal servers, office network equipment, external services.Number of opened tickets reduction from 200-300 per day to 30-40 per dayVirtualization implementation based on ProxMox and VmWare (for internal projects).Infrastructure testing. Infrastructure as a code.

Keeping IT systems integration projects of the Department. Support for projects, tracking customers. Support and modernization of internal IT infrastructure of the parent company. Expert evaluation of technical problems. Consultation customers (internal and external) IT solutions. Interaction with suppliers of IT solutions.Obligations:Project preparation according to external client requests: mail systems, virtualization systems, VoIP solutions, multimedia solutions, network infrastructure, monitoring.Internal company projects support: infrastructure optimization, IT cost reduction, decrease system idle time because of third-side factors, managing 1st line and system administration teamsAchievments:Project implementation for internal clients technical support: instructions, business processes description, regulation. From technical side the solusion was based on GLPI.Internal company IT processes development.Zabbix monitoring system implementation for infrastructure (office equipment) and scalability of the solution on monitoring end-user equipment (migration from Cacti).Virtualization implementation based on Citrix Xen with load balancing between nodes and redundancy. The solution was implemented on company data centers.VoIP system migration (more than 250 internal clients, branch clients, commerce clients) with 10 minutes idle time without functional interruption, creating a migration scheme, plans. Partly technical role.Backup on Bacula wirh regulations, instructions, disaster recovery plan.

Support, development and modernization of the company's IT infrastructure. Expert evaluation of technical problems. Consultation regional specialists. Interaction with technical support company. Interaction with business structures of the company. Support for business services and end-users. Interaction with the company's security, information security. Interaction with suppliers.Obligations:Support, development, improvement of IT infrastructure:AD, GPORegional system administrators supportTechnical support for 1st line team.Expert evaluation for technical projects.Business-processes and end-user support.Achievments:Company domain infrastructure unification into centralized structure.Database migration to the central datacenter without business-process interruption.Office 365 migration project – part of the team: migration tasks for users without business processes interruption.Technical support team creation including cooperation with regional technical support.Monitoring system implementation (self-coded application)

Technical project management: Infrastructure solutions based on the products Microsoft. Implementation of the proposed solutions, support for projects, tracking customers. Support and modernization of the corporate IT infrastructure. Expert evaluation of technical problems. Counseling clients on IT solutions. Interaction with suppliers of IT solutions.

Support, development and modernization of the company's IT infrastructure. IT support services and end-users. Interaction with the company's security, information security. Interaction with the parent company. Interaction with suppliers.

Support, development and modernization of the company's IT infrastructure. Development of internal decisions. IT support services and end-users. Interaction with the company's security, information security.

Accompanying the company's IT infrastructure. End-user support.