Cloud native engineer

• May 2022 - Present

DevOps Engineer

• Oct 2021 - Jan 2022

Main focus on migrating existing virtual machines to Azure. - Azure; - IaaC (Terraform); - Ansible, Docker, Kubernetes; - VMWare vCenter, ESXi; - Veeam; - Pagerduty, Prometheus, Grafana - Python, Bash, PowerShell. Main focus on migrating existing virtual machines to Azure. - Azure; - IaaC (Terraform); - Ansible, Docker, Kubernetes; - VMWare vCenter, ESXi; - Veeam; - Pagerduty, Prometheus, Grafana - Python, Bash, PowerShell.

Cloud Engineer

• Aug 2020 - Jul 2021

- Cloud management (OpenStack, Juju, MAAS provisioning, LXD, KVM); - VM automated migration via Bash & Python scripts; - containerization (Docker, Kubernetes); - node deployment and redeployment using communicated client maintenance windows and scheduled pipelines (Python, Ansible); - working on Debian/Red Hat-based servers; - Nagios, Check-mk, Grafana, Horizon; - fixing RCs of using shared and dedicated resources between more clouds on DigitalOcean, Azure, AWS, etc.; - using Terraform to deploy the initial cloud environment for Nokia's 5G implementation (compute and storage nodes) on OpenStack; - Canonical, Juniper Networks communication; - server management and firmware upgrade of IBM/Lenovo ThinkSystems, HP ProLiant; - DCIM rack management; - switch rack management via command line (ToR, BoR); - Ceph storage management (health checks, disk replacement: OS disk adding/removing, RAID config); - code management and data center delivery (Git & Gitlab); - SSH, OpenSSH, sshuttle, VPN, OpenVPN, Forti; - team and department sync (Slack, Microsoft Teams, Google Meet, Zoom); - weekly shift schedule of incident solving (HPSM), being a pipeline governor (debugging scheduled pipelines for dev/pre-prod/production sites, finding and fixing root cause [ex: network card firmware version], focusing on making the pipeline green) for a specific network site while also delivering a weekly chosen task from the queuing list; - on duty calls and daily syncing/collaborating/brainstorming, holding merging sessions (pipeline commits); - documenting/logging working day, creating internal Gitbook kb articles for fixed tasks and events, sharing knowledge in daily meetings. Show less

PKI System Administrator

• May 2019 - Aug 2020

Focusing and developing the company's PKI foundation compliant with GDPR and eIDAS rules/standards by: - physically installing, configuring and administrating Gemalto HSMs (SafeNet LUNA), Supermicro and HP/Dell servers (as routers and enhanced security firewalls and proxy-servers, especially for banking and financial/payment services like PayU); - physically installing, configuring from zero, administrating Windows (2012 R2, 2016), Debian (Ubuntu 10.04 - 18.04 LTS), Red Hat (CentOS, JBoss, VMware ESXi) based servers (with 24/7 monitoring, updating and patching Apache with PHP 5-7 web servers, EJBCA databases with Java-based front-ends) inside the datacenters; - administrating VMware ESXi and XCP-ng repositories (40+ virtual servers for the testing environment and 65+ in production; XenServer and Ubuntu preponderantly); - testing and integrating new sale flow by configuring and integrating video streaming solutions with 3rd party partners (using Wowza, AWS and custom platform APIs); - Terraform for provisioning resources on AWS, preparing test, dev and production environments for migration onto AWS; - administrating, debugging huge MySQL intranet and public databases; - 24/7 remote support interventions for front/back-end PHP frameworks and hardware events (traffic spike, spam, sniffing); - documenting (and training staff), logging, debugging server notifications/events and creating Bash scripts for further automation and website customer flow. Show less

System Administrator

• Mar 2018 - Apr 2019

In charge for software (desktops, servers) and hardware support, remotely and on premises for top city businesses. Always working on a new solution, brainstorming, testing and deploying. 1st HALF OF THE DAY: - administrating, maintaining virtual servers, mostly using XCP-ng, XenServer; - installing and configuring Windows based servers (2012 R2, 2016) as web servers or internal financial (accounting) platforms/databases for hotels, banks and public institutions, cultural events; - optimizing processes for clients by automating server tasks (intense PowerShell and Bash scripting which would eventually end up as cron jobs if tests were successful); 2nd HALF OF THE DAY: - designing and configuring projects from scratch (pulling fiber optics cable, installing, designing and configuring Cisco routers, switches and firewalls, access points, monitoring tools); - creating and configuring SAN and NAS environments for financial insitutions (private banks, ANAF) with backup and restore solutions (mostly done via scripting); - on site interventions: mostly, debugging 3rd party created internal or public networks. Show less

Technical Support Manager

• Aug 2016 - Jan 2018

My responsabilities:- managing, coordinating and offering absolute 24/7 technical support to a team of 7 persons, keeping weekly meetings where we would brainstorm ideas and improve the quality of the support offered to our clients;- solving tickets that had 2nd and 3rd level difficulty degree and collaborating with other departments (mobile applications, billing and sales);- installing, upgrading, configuring and delivering HP servers based on Windows 2008/2012/2016, Ubuntu 12.04/14.04/16.04, CentOS 6/7 using HP and Cisco switches;- installing and configuring DNS servers (Windows and Linux), web hosting panels (Plesk/cPanel/ISPConfig), IPTV streaming panels and managers (MediaCP, Wowza, EZ server, Flussonic, Stalker);- constantly helping, assisting, advising small (startups) and big companies (worldwide TV and streaming networks) by brainstorming, creating and delivering custom solutions (web and server scripting for automating tasks, custom web players, lifting up or by-passing country restrictioned access so that our clients can have their own products available worldwide, etc.);- helping the company expand its infrastructure and vision. Show less

Technical Support

• Apr 2016 - Aug 2016

Offering remote technical support for broadcasting software on Windows/Ubuntu/CentOS based servers.

Work preparator

• Apr 2011 - May 2015

Providing and managing all electrical naval ship requirements for it to be successfully built and fully operational while meeting international standards and client specifications. Automation scripts using VBA and LISP. Providing and managing all electrical naval ship requirements for it to be successfully built and fully operational while meeting international standards and client specifications. Automation scripts using VBA and LISP.

Technical Support

• Jun 2007 - Dec 2010

Managing and creating TV & UTP cable mainframes for the largest Internet and TV Provider in Romania. Managing and creating TV & UTP cable mainframes for the largest Internet and TV Provider in Romania.