Peter Rahnev Email & Phone Number

Bulgaria

Sofia, Bulgaria

Responsible for leading and enhancing SRE practices to ensure optimal service reliability and performance. Accountable for maintaining site and service uptime across critical platforms. Oversee the engineering, infrastructure, and operations teams, comprising 15 direct reports, to drive continuous improvement in system reliability and operational efficiency. Lead efforts in automating and scaling infrastructure, managing incident response, and conducting root cause analyses. Act as the ultimate technical authority for troubleshooting and resolving escalated issues, ensuring timely resolution and post-incident learning.Technologies used:o Virtualization and Cloud Technologies: Hyper-V, KVM, AWS;o Containers: Docker and Kuberneteso Operating Systems: Windows Server, Linux (various flavours);o Web Server and Load Balancer Technologies: Apache, Nginx, HAproxy;o Storage and File Systems: Ceph, Gluster;o Monitoring and Logging Tools: Zabbix, Graylog, Grafana;o Automation and CI/CD: Ansible, GitLab CI/CD;

Sofia, Sofia City, Bulgaria

As the Head of Web Integration and Technical Support, I ensured the seamless operation of technical support services within the organization. With a focus on mentorship, collaboration, and process optimization, I played a crucial role in driving the team's success and enhancing customer satisfaction. - Led a team of technical support specialists, overseeing their day-to-day activities and ensuring efficient resolution of customer issues.- Collaborated closely with cross-functional teams to provide valuable insights for product improvements and customer requirements.- Fostered a positive and collaborative work environment, promoting teamwork, knowledge sharing, and continuous learning.- Served as a point of contact for escalations- Used technologies both as user and administration/configuration: Zendesk, New Relic, GitHub (only as a user), Jira, Confluence, Internal tools and apps

My role primarily involved directing and overseeing the design of comprehensive business and technical solutions. I orchestrated the entire spectrum of business processes related to sales and service delivery, ensuring seamless integration and optimal efficiency.- Acted as the Product Owner for both offerings, including infrastructure as a Service and the Sync and Share platform, I served as the primary liaison between stakeholders, development teams, and customers. I successfully facilitated a clear and shared understanding of product requirements, objectives, and priorities. - Actively participated in and attended the daily Scrum stand-up meetings, providing support and guidance to the development team while staying informed about their progress and any challenges they encountered.- Acted as an Infrastructure Architect: I have taken on the responsibility of designing and shaping the overall infrastructure, leveraging my expertise in selecting appropriate hardware components, and orchestrating the integration of servers, storage systems, and networking elements to ensure a robust and efficient system- I have played a pivotal role in defining the cyber security framework, actively contributing to developing and implementing comprehensive security measures. Additionally, I have actively participated in ISO 27001 audits, ensuring compliance with international standards and reinforcing the organization's commitment to maintaining a secure and resilient information security environment.- [Hands-on experience] Administration and configuration of: Apache, Nginx, MySQL, PostgreSQL, haproxy, Zabbix, Grafana, Graylog, Windows Server up to 2016, Hyper- V, AD, M365 (Azure AD and Exchange hybrid deployment), OTRS (Help Desk System), Jira and Confluence (cloud based), Ceph.

Sofia, Bulgaria

Oversaw the Technical Service Delivery organization to ensure smooth operational flow. Proved Instrumental in strategic planning aimed at business growth. Conduct team performance evaluation to identify areas for improvement.Key Accomplishments: Reduced cost of supporting a single major contract. Built new partnerships through utilization of interpersonal skills. Improved team performance by developing robust plans. Established and maintained a productive and collaborative team.

General Western Europe

Aided HP sales force by providing technical expertise. Developed HP solutions to assure alignment of business and client needs. Played important part in qualification of new business opportunities. Ensured effective collaboration with technical consultants in pre-sales and bid preparation.Key Accomplishments: Led the first sale closing of first Blade System matrix in the region. Appointed Cloud Champion of the region for exceptional performance.

Generate and maintain the opportunities pipeline.Develop solutions for the HP customers based on their needs and aligned with their business.Participate in qualification of new business opportunities.Work together with technical consultants in pre-sales and bid preparation.Participation in marketing events and customer's seminars, presenting solutions and creating awareness about the HP technologies and capabilities.

Design, implementation and maintenance of the corporate network: Installing, administering and supporting Windows 2003 Network Infrastructure (based on Dell and Hp/Compaq Servers) Configuring network services and maintaining software packages. Configuring network devices such as Layer3 and Power over Ethernet switches of Dell and Cisco, VoIP GSM Gateways. LAN Administration activities such as creating user IDs, maintaining the critical back-up records, providing support for applications and printers, applying group policies to restrict the range of control for standard users, and maintaining DHCP and DNS records. Installing and administering of Asterix used for h323 faxing, and support of Cisco CallManager with IPCC. Network security and redundancy responsibilities: Installing, maintaining and managing Sophos EndPoint SecurityImplementation of intrusion detection and prevention systems, PKI for user authentication, IPSEC VPNs for remote accessDesign and implementation of the corporate network with maximum redundancy using vrrp, ospf, spanning tree etc. Install and administer corporate mail server based on Exchange 2007 as backend, and Postfix as frontend. Network monitoring:Monitoring of network and Internet performance on ADS and ISA Servers. Installing and administer of monitoring system using Nagios. IT ProcurementPurchasing computer and network equipment for the company needs. Negotiations during contract signing with different IT suppliers or vendorsCommunication with other companies regarding outsourcing part of the network administration. Management responsibilities as a Lead of the Technical Support team. Reporting directly to the IT Director of the companyTraining and supervising the technical support team. Providing third-level technical assistance and guidance to the support team and the entire LAN and remote officesDesign and implementation of IT policies and procedures of the company

Installing, administering and supporting the company's production and test network. Providing overall technical support assistance to the entire LAN and company's clients based in different countries. Purchasing computer and network equipment for the company needs. Configuring and supporting a test environment based on Windows and UNIX operating systems. Network monitoring and troubleshooting, monitoring of remote servers. Installing and supporting of IP telephony call-processing system, source repository, MS Project server and SharePoint Portal Server.

Installing, administering and supporting company’s computer and telephone network. Supporting employees in their daily tasks. Installing and supporting for third-party ERP software. Installing, administering and supporting of software router (freebsd based) used for network traffic shaping, mail server, web server and providing internet connectivity for some of the company’s clients.

Maintaining provider's network based on UNIX operating systems, monitoring and troubleshooting of the internet connection to the parent ISP, maintaining the authentication of the customers using RADIUS. Supporting the business and private accounts.

Maintaining part of the organization's computer network, providing support of the employees in their daily tasks, monitoring of the connectivity of the intranet network, and servers.

Maintaining provider's network based on UNIX operating systems, monitoring and troubleshooting of the internet connection to the parent ISP, maintaining the authentication of the customers using RADIUS. Supporting of the business and personal accounts.