Alexandru Dan Email & Phone Number

Bucharest, Romania

As an Infrastructure Infrastructure and DevOps Engineer, I am responsible for managing Tools and Integrations research and growth, providing expert technical services to ensure seamless operations. My key activities include:- Maintaining, scaling, and enhancing the k8s and mariadb setups for optimized performance.- Resolving high-level internal technical issues and ensuring smooth functioning across cloud platforms, main, backup/DR, and additional locations.- Collaborating closely with colleagues to deliver top-notch customer service.- Developing and maintaining our company's hosting/virtualization infrastructure, implementing necessary procedures and updates.- Proactively monitoring the internal infrastructure for stability, swiftly addressing technical issues, and improving performance.- Installing and maintaining internal infrastructure, such as virtualization nodes and clouds, ensuring server readiness.- Streamlining internal processes and procedures for optimal performance and efficiency.- Creating detailed documentation and technical guides to share knowledge within the team.- Handling escalations from lower-level team members and providing comprehensive resolutions and follow-up training.Technologies used: VMWare vSphere, MariaDB, Kubernetes, AWS, Jenkins, Gitlab.With a passion for excellence and a focus on continuous improvement, I ensure smooth and reliable cloud operations to support our organization's success.

Bucharest, Romania

- DevOps Engineer - handling project deployment and configuration- Infrastructure Engineer - deploying and configuring VMWare vSphere environment with multiple nodes and converged storage- Network Administrator - managing network elements and equipments from L2 switching to routing, firewall and on prem VPN

Dubai, United Arab Emirates

- Traveling to customer premises for maintenance operation on customer platform- Installing and upgrading various software platforms hosted on kvm, vmware and docker.- Managing data intake from network operators and ensuring integrity and complete delivery with no loss into the platform database nodes- Working with integration and support team to bring platform optimizations, sizing and lifecycle automation- Using a combination of puppet and ansible for out-of-the-box deployment- Migrating existing platforms to vmware vSphere 6.7 with HA- Migrating storage from iSCSI to NFS for mass storage- Maintaining routers, firewalls, 10Gbps switching and FC Switching, servers, vms and services documentation- Offering 24h support and troubleshooting on customer site- Leveraging communication between customer party and development for delivery of change requests or adding new features to the product

Bucharest, Romania

- Running CI infrastructure iteration for OpenStack Kilo and Liberty using Hyper-V as compute node over different certification and qualification scenarios.- Running certification tests for different OpenStack distributions offered by RedHat- Design, build and support customer OpenStack deployments end-to-end.- Implementing automation tools with OpenStack (cloudify, MaaS)

Bucharest

Deploying, configuring and maintaining OpenStack infrastructure as POC and RUN environment.Creating CI/CD OpenStack environments fully HA using FUEL from Mirantis to deploy and redeploy as dev CI/CD requirement imposes.Support and troubleshoot on OpenStack infrastructure components, tenant instances and networking.Integrating tools like trouble ticketing, smtp, reverse proxies, etc in OpenStack infrastructure platform services.Troubleshoot and maintain Fuel master nodes for each environment.Worked with cobbler, corosync, galleria, mongoDB, nginx, haproxy, puppet and nailgun.Deploying configuration management on all openstack components using ansible playbooks. Keeping entire platform configuration in ansible.Working with vCloud Director to deliver high grade, cost effective, secure and redundant project designs for internal customers.Creating and deploying vApp templates, network templates and guest customization scripts.Managing and operating vShield Edge and Gate to allow or disallow network traffic.Building and designing virtual appliances to help complete customer's needs.

Bucharest

Installing and managing large virtualization infrastructure using VMWare technologies.Deploying and maintaining various projects in cloud based platforms.Further automation and unattended operation development.Managing storage, DRS, HA, failover and cluster services within qualification platforms using VMWare vSphere and vCloud Director.Attending vCloud Director design and implementation operations for hosted projects.Design and implement project platform over vCloud Director.Participating in R&D for OpenStack/OpenShift implementation.

Looking for suitable positions at various telecom and IT&C companies.Generally rest and recharge.

IT Server administration, new service implementation, virtualization via ESXi and XEN, Microsoft 2003/2008R2 Active Directory Administration, WSUS Administration, SCCM2007 R3 Administration, DFS and Windows Sharing Services administration and deployment.Linux mail server administration, Linux web services administration, web and mail hosting services via cPanel/CentOS and CloudLinux, storage services buildup and management.GroupPolicy implementation.HelpDesk for internal customer troubleshooting and operation of a wide range IT problems .

Take and resolve group tasks in regards to IT operation goals and plans.Manage and respond to queries from within GTS IT Management Board.Apply and uphold ITMB rules and procedures.

Bucharest

Network Administratoro Network setup and mentainanceo Network debuggingo Wireless network configuration- Server Administrationo Server buildup from zeroo Mail server buildup configuration and securityo WebHosting server buildup configuration and securityo Storage Service implementation using CORAID Storage Servero Storage Service implementation using SAN Storage Toolso DataCenter migration of serverso Service design and project managemento Statistics generation and database administrationo Designed and created DUMP.Ro portal services, designing storage capacity servers, upload and download management, bandwidth monitoring and accounting.

Bucharest

- Network Engineero Network development and debuggingo Network security and protectiono Vlan configuration and implementationo Client setup and configurationo Network reabilitation in damaged sectorso Policy design and prioritazation procedures- Server Administrationo Server building from zeroo Mail server buildupo Statistics server buildupo DNS and DNScache server buildupo WebServer rebuildo System integration of various public services towards clientso Storage and protected storage management

Bucharest

Network evolution and debuggingo Network security and protectiono System administrationo Client setup and configuration- Server Administratoro Server configuration and installationo Service developmento Monitorization tools configurationo System maintainance and backup

Bucharest

Network Security and maintainance.PC Station administration using Microsoft Active Directory ServicesPC Station installation, setup and maintainanceBranch DataCenter Management

Bucharest

o Network developmento Network debuggingo Network securityo System administration- ServerAdministratoro Server Installation and configurationo Service Developmento Intranet application developero System maintenance

Bucharest

Network developmento Network debuggingo Network securityo System administration- ServerAdministratoro Server Installation and configurationo Service Developmento Intranet application developero System maintenance

Bucharest

Cisco backbone administratoro Network installation and maintenanceo VLAN administratoro IP/RIPE administratoro Ip allocationso IP class managemento DNS administratoro Zone administrator and maintainero DNS server administratoro Securing and automating DNS procedureso Client side equipment administratoro Configuration and optimizationo Provider side equipment administratoro Network performance management

Bucharest

o Access server installation, configuration and maintenanceo Support coordinator and department managemento Access optimization and securityo Database administrationo Radius configuration and developmento Cyclades, 3com and Cisco access systems installation and configurationo E1 and SDH assistance and installationo Thomson , MCNS, Lancity and Zyxel cable modem configuration and debuggingo Head end installation, configuration and administrationo Radio Frequency network debugging and managemento Support coordinator and internal procedure designero Database creation and optimization using MySQL and Perlo Radius configuration and maintenanceo Access authentication and securityo DHCP and Domain Name service configuration and administrationo Network filtering , routing and access managemento Signaling and broadcasting network associated parameters to clientso Tracking and disabling various bugs and system failures.o Intranet web management for dialup serviceo Creating card access based authentication procedures, publishing and distributing to users for marketing purposes at Cerf in 2001 and 2002.o Automating user accounting procedures using PHP and Perl over a national database replication network.o Website design and programming o Web mail interface design and programmingo Security and bug trackingo Monitor various aspects of entire networko Monitor network parameters and load using mrtg and rrdo SNMP network status reportingo Requesting reports from all over the country and creating centralized reports every week.o System logs monitoring and reportingo Security reportso Performance and authentication monitor and report toolso Dialup access systems installation and configurationo PC server installation and configuration