Sergey Okishev Email & Phone Number

Москва, Россия

Managing company Openstack clouds, Linux administration, service automation with Ansible, e.t.c.

Moscow

Managing corporate firewalls, Cisco ASA, VPN's. Creation of systems for service automation ( MySQL, PHP, TCL Expect ).

• Developed network structure and managed corporate network (more than 200 remote subnets C-class), central office local network (more than 30 switches and routers) and core area with firewalls, access routers, core.
• Responsible for all aspects of operation and management of network equipment, mostly based on Cisco devices
• Responsible for network security of corporate network
• Responsible for corporate VoIP systems operation; manage users via UCM 9.1 BE6000 and CallManager 4.2, (more than 400 IP-Phones), Call Manager Express (three routers and ~20 phones), MGCP gateways.
• Manage monitoring systems and management applications
• Recommended and created specifications for purchasing equipment

• Developed network structure and managed corporate network for more than 100 remote C-class subnets, including 6 customer head office local networks with approximately 20 switches per office, and network core in data.
• Management of division work
• Customers and contractors services in the creation and maintenance of a network infrastructure
• Document processing: technical conclusions, specifications, charts, justification, service regulations, etc.
• Participation in development projects of the corporate network
• Equipment compilation and specifications drafting for enterprises connections to the corporate network