Stanislav Bolshakov

Experience

• 

  Talana ltd

  May 2006 - Dec 2008

  System Administrator

  System Administrator at small company with 30 employees. Responsible for troubleshooting, upgrading and repairing computer equipment.Software and hardware support.Performed routine equipment maintenance.Day-to-day end user support.

• 

  KTK Project ltd

  Jan 2009 - Apr 2010

  System Administrator

  Installation of Microsoft Server based infrastructure including multi-site domain. Administration of Microsoft DNS, DHCP, WINS, WSUS, TS, IIS servers for 80 users.Administration of Mdaemon Mail Server, Kerio Winroute firewall and remote access gateway.Administration of such linux servers as bind (dns), postfix (mta), courier (imap, pop), apache (web) and nagios (monitoring), rsync (as backup and restore solution).Responsible for technical support, troubleshooting software and hardware problems.ProjectsDeployment of 4-server Microsoft Hyper-V infrastructure on business request.Reduced TCO of IT infrastructure by migrating to open source software where possible.Implemented nagios monitoring and reporting system for rapid response to problems with the infrastructure. Свернуть

• 

  Office of State building construction, supervision and examination

  Apr 2010 - Jun 2013

  Senior Systems Engineer

  Day to day duties:- Microsoft Windows Server Active Directory environment.- Citrix XenApp infrastructure including Citrix Access Gateway remote access solution.- VMware vSphere 5 infrastructure.- NetApp FAS storage systems.- Cisco routers, firewalls and switches network equipment.ProjectsInstallation of messaging system based on jabber server openfire.Installation of inventory system based on glpi and fusion inventory.Configuration of failover clustering services for business critical servers and applications.Migration mixed Microsoft Server environment from 2000, 2003, 2003R2 servers where possible to 2008R2 without stopping business processes.Installation opensource zabbix monitoring and reporting tool.Implementation of site-to-site cisco ipsec vpns to provide remote sites with secure access to internal resources.Implemented remote access cisco ipsec vpns to provide users with secure access to company resources.Implementation Citrix XenApp application virtualization server farm with Citrix EdgeSight and Citrix NetScaler to provide teleworkers with access to our systems.Implementation of scalable and redundant LAN based on Cisco equipment.Implementation of VMware vSphere infrastructure.Put into operation several storage systems including NetApp FAS appliances.Implemented disk to disk backup solution based on NetApp hardware and software products. Developed disaster recovery plan, definded RTOs and RPOs for buisness critical data. Documented step by step guides for backup testing and data recovery in case of emergency.Impemented Microsoft Exchange 2010 mail system according to best practices from Microsoft, VMware, NetApp. Transparent migration from three mail systems to one with zero maintenance window.Implementation of Citrix NetScaler VPX ADC (Application Delivery Controller) as remote access, clientless VPN and load balancing solution. Свернуть

• 

  NETGEAR

  Jun 2013 - Aug 2014

  Systems Engineer

  Consulting distributors, VARs on NETGEAR equipment product line and technical features. End user consulting and communication to understand specific business requirements.Verify stability, interoperability, portability, security and scalability of system architecture via Proof of Concepts.Documenting design specifications, technical specifications, installation instructions, and other system-related information.Collaborating with marketing team to run webinars that increases NETGEAR product line awareness.Collaborating with sales team to ensure up to date knowledge about NETGEAR products via internal training sessions.Identifying system data, hardware or software components required to meet business needs.Provide guidelines for implementing projects to customers or installation teams including multivendor configurations. Свернуть

• 

  D-Link USA

  Jan 2014 - Oct 2020

  Partner Account Manager / System Engineer

  Responsible for pre and post-sales support to channel partners and end-user accounts within the Northwest federal districtStaying in touch with VARs to track new opportunities and ensuring up to date product line knowledge within the engineering teamBuilding relationships with customers technical teamsIdentifying customers business requirements, assess met and unmet needs and producing tailored solutions to address themProviding account representatives with demonstrations during pre-sale discussionsPursuing additional business opportunities within the accountManagement of technical issues between customers and supportRepresenting D-Link on a technical level at shows and eventsBuilding end-user feedback on new software and hardware products Свернуть

• 

  T-Systems International

  Nov 2020 - Aug 2021

  Lead Automation Expert

  Part of MoveOn program team. The project aims to build orchestration on top of the IP transport network within the largest EU ISP to ensure business continuity, efficiency, decreasing TTM while maintaining high service quality.Duties:- Business logic fulfillment, operation support & readiness, assurance with a network orchestrator- Workflow design, implementation, and testing via service packages to establish repeatable fail-safe automation scenarios. Using such data markup, scripting, and modeling languages as Python, YAML, YANG- Creating adapters for different network equipment and NMS's to process tasks and commands via CLI, RPC/NETCONF, RESTCONF, and by other means- Creating adapters for external systems- API design, reverse engineering, and implementation- Development and integration of in-house tools for logging, automatic testing, automatic documentation, and service delivery- Supporting the team in terms of CICD to adopt the GitOps approach and to tie all above within a single automation domain- Staffing and interviews- Internal training and onboarding assistanceTechnology stack:- Python as the primary programming language, TWIG, and JINJA2 templating, shell scripting- SQL and NoSQL databases- Logging, monitoring, alerting: Graylog, Prometheus, Grafana- CI/CD: GitLab- Container orchestration: OpenShift Свернуть

• 

  Deutsche Telekom

  Jan 2021 - Jun 2022

  Solution Design (DevOps)

  The goal of the NIMS project is to implement domain orchestrator in IMS Core in order to automate, orchestrate, support closed loop scenarios for VNF (Virtual Network Function), as well as compose them into network functions (Network Services) in the own cloud running on OpenStack. All processes starting from the infrastructure configuration (storage, servers, networking equipment) and ending with the configuration of network services are automated in zero-touch fashion.Cloudbooster, as the next iteration of the project, aims to orchestrate CNFs (Cloud Native Function) and creation of Service Chain on Kubernetes relying on NIMS experience.Technology Stack:- NFVI: OpenStack and Kubernetes- Orchestrator: HPE NFV Director and Service Director- CICD: Gitlab pipelines- Configuration management: Ansible Свернуть

• 

  SberEducation

  Jun 2022 - Jan 2023

  Lead Expert in IT (DevOps)

  Job duties:Integration of information systems of subsidiaries with Sber ecosystemCertification of information systems for compliance with the Ministry of Education requirements for security, reliability and accessibilityEnsuring the availability of Edutoria EdTech platformTechnology Stack:Cloud infrastructure at SberCloud based on VMWare vCloud, OpenStack and Managed KubernetesCICD: GitLab, ArgoCD, HarborIAC, Configuration as a Code: Terraform, AnsibleAAA: Teleport IAP, KeycloakMonitoring: Grafana Agent, Grafana Mimir, Loki, Grafana OnCall, Prometheus, Sentry Свернуть

• 

  Kaspersky

  Jan 2023 - Aug 2023

  Senior System Engineer

  Kaspersky Network as a Service (KNaaS) project.SDWAN and NFVO MANO style orchestration

• 

  VK Cloud

  Aug 2023 - now

  System Architect