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Click here or scroll down to respond to this candidateCandidate's Name
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PHONE NUMBER AVAILABLE EMAIL AVAILABLEPRINCIPAL SYSTEM ENGINEERHighly accomplished System Engineer with 18+ years of experience delivering engineering solutions for global companies. Extensive experience designing, installing, and implementing highly available multi-site infrastructures supporting Private and Public Cloud based Solutions including but not limited to design, deployment, administration, security, automation, and relocation of on-premises and cloud-based data centers while expanding capacity, providing cost efficiencies, enacting standards, and creating processes. Possess excellent technical skills with master's in computer science and breadth of certifications and coursework. Acknowledged for the ability to manage complex projects. Managing challenging issues, analyzing viable alternatives, and providing innovative and automated solutions to existing, and everyday challenges. Persistence, personal integrity, and channeled energies are major strengths consistently cited by managers and peers alike. Team spirited with independent work habits and the determination to conquer technical challenges. Considered resourceful, a life-long learner, embracing knowledge as a tool for improved problem-solving effectiveness and a reputation as an individual that can deliver. SECURITY CLEARANCE: Public TrustEDUCATION: Master of Science, Computer Science - 2012, Maharishi University of Management, Fairfield, IA Bachelor of Science, Computer Engineering - 2003, Addis Ababa University, Addis Ababa, Ethiopia PROFESSIONAL CERTIFICATIONS & DEVELOPMENTMicrosoft Certified: Azure Fundamentals (AZ-900)VMware Certified Professional 7 Desktop and Mobility (VCP7-DTM) VMware Certified Professional Datacenter Virtualization (VCP55-DCV) VMware Certified Professional Datacenter Virtualization (VCP6-DCV) Red Hat Certified System Administrator (RHCSA), Red Hat Certified Engineer (RHCE) Sun Certified System Administrator (SCSA) Sun Certified Network Administrator (SCNA) VMware Technical Solution Professional VTSP (Core, DaaS) ITIL Foundation (2011)-CertifiedPROFESSIONAL EXPERIENCEGuidehouse Inc (NOAA Contractor) - Remote, June 2023 to Present Principal System EngineerProviding Infrastructure support to NOAAs Virtual Environment. Working on Technologies such as Redhat, ansible, vSAN, NetApp, Sendmail, vRealize, bash, Apache, Java Scripts, JBOSS, MySQL, Postgress, AD/DHCP/DNS Servers to meet customer requirements. SMTP, Commvault backup, VMWare ESX, configuration & maintenance Designing, building, testing, implementing, maintaining, and optimizing the virtual infrastructure in accordance with security policies and guidelines. Support product management, performance, and capacity management, patching and version management, hardware support and Level 3 operations support. Daily administration of VMware infrastructure (vSphere 6.5+) including proactive performance tuning and optimization of guests in a virtual environment. Working with Application developers and seasoned application administrators to establish virtual machine memory, CPU, and storage requirements that adhere to basic principles of topology, such as NUMA boundaries Development of ESXi host profiles to maintain uniformity across clusters in the environment. Establishment of performance analytics to determine the best methods for optimizing the environment. Building server Gold images to conform to hardening, security compliance, and virtualization best practices. Performing enterprise level system upgrades of hypervisors, operating systems, applications, and other tools, including evaluation and installation of new products, and MS and other application patches. Manage Service Level Agreements, documentation, and policy/procedure compliance for IT systems related to virtualized, and commercial cloud environments. Create and manage scripts to perform system tasks. Providing recommendations to senior management for areas of opportunities to reduce total cost of ownership of the virtualized environments. Resolving escalated issues from the IT Service Desk and Tier III administrators. Working with hardware vendors to fix and/or repair defective support hardware. Nuance Communications (a Microsoft owned company) - Remote, June 2018 to June 2023 Principal System EngineerProvided scripted automation and integration of Systems & Storage Infrastructure to support Enterprise Cloud Delivery Services, Architectures, and Business Unit Integrations using technologies such as Redhat, Terraform, Puppet, Ansible, vSAN, VxRail, Azure AD, Sentinel, Symantec, Defender, Falcon Sensor, Samba, Sendmail, vRealize, Bash, Nagios, Apache, JavaScript, JBOSS, MySQL, PostgreSQL, AD/DHCP/DNS Servers, SMTP, Veeam backup, VMware ESX, NSX, Webmail, and LDAP. Led, guided, automated, and reviewed the implementation of infrastructure-as-code, continuous integration, and DevOps methodologies in the IT systems technical designer team using Puppet, Terraform, Ansible, YAML, eYAML, Bash, PowerShell/WMI, MSDOS, Git, and Chocolatey.. Built, installed, configured, managed, and upgraded VMware vSphere 6.0/6.7/7.0, VMware vCenter 6.0/6.7/7.0, VMware vCenter Operations Manager, vRealize, Cluster, HA, DRS, and vMotion. Audited, centralized, and standardized multiple production, staging, and QA environments to better fit automation/security best practices across multiple system/application/developer teams in private and public clouds, following standards to pass CIS, PCI, SOC2, HIPAA, and ISO audit standards Provided automation scripts to aid in the support of a complex, highly available secure global computing environment. Administered CentOS Linux servers, Windows, and Oracle architecture (Active Directory, GPOs, WSUS, DNS) across 17 data centers globally. Led and participated in technical discussions with internal customers and peers to review system engineering requirements that translate into computing infrastructure expansion, contraction, new deployments, and decommissioning. Managed and deployed Azure cloud infrastructure using Terraform, with extensive experience in Azure security tools including Sentinel, Defender, and Log Analytics agents. Implemented and maintained Azure Sentinel for comprehensive security information and event management (SIEM), improving threat detection and response times. Utilized Azure Defender to enhance security posture management, ensuring protection against evolving threats across hybrid cloud environments. Configured and managed Azure Log Analytics agents to collect and analyze log data, facilitating proactive monitoring and troubleshooting. Collaborated with stakeholders to define and document system requirements and design specifications specific to FedRAMP environment and compliance. Administered secure computing infrastructure solutions that meet customer and Enterprise Cloud Delivery Services requirements and standards. Provided solutions that are securely deployed within Enterprise Cloud delivery services, hosting, and third-party cloud environments. Supported the installation and delivery of new and expanded systems deployments based on customer contracts. NaviSite, Inc., Reston, VA November 2012 to June 2018 Lead System EngineerProvided critical system engineering and supporting multiple DaaS/VDI datacenters managed hosting environment. Build, install, configure, upgrade and troubleshoot Linux/Unix (Redhat, CentOS, Solaris, AIX, Ubuntu), Windows Servers, Jumpstart/Kickstart, Redhat Satellite, CloudForms, Puppet, samba, sendmail, vRealize, Citrix NetScaler, bash, Chef, OpenStack, Nagios, Apache, Java Scripts, JBOSS, IIS, MySQL, Postgress, AD/DHCP/DNS Servers to meet customer requirements. SMTP,VMWare ESX, NSX, SAN, Webmail, LDAP, Sendmail, POP and SNMP configuration & maintenance. Build, Install and Configure new Horizon DaaS environments/platforms (Service Providers, Tenants, Access Points, vCenters, vSphere, NSX). Apply new patches and upgrades. Diagnoses and troubleshoots problems with the virtualization environment including Microsoft and Linux OS. Architecte, build and maintain multi-site, high-availability Linux (Red Hat, Ubuntu, SuSe)solutions for in-house systems and customers. Implementing migration, patching and developing disaster recovery sites and procedures. Build, Install, Configure and Manage VMware virtualization environment components (vSphere, vSAN, Horizon, ThinApp, App Volumes). Configuring/Managing AD/DNS/DHCP/GPO/SCCM to support VDI environments. Provide daily technical support of VMware Horizon DaaS (VDI) platform environment (ESX hosts, tenants and platform appliances) to customers. Take complete ownership of features; develop, and execute automated tests Lead deployment, automation and troubleshooting of Java based Infrastructure/platform and Portals Build, Install, Configure, Manage, and Upgrade VMware vSphere 5.x/6.0, VMware vCenter 5.x/6.0, VMware vCenter Operations Manager 5.x, vRealize, Cluster, HA, DRS, vMotion Build automation scripts, automation processes and performing analysis on orchestration workflows with the vRealize Orchestrator. Defining success criteria and building/supporting validation test plans. Performing OS tuning, networking and security hardening, review OS logs as needed and perform system backups and restores. Building and configuring new DaaS infrastructure which includes configuring ESXi hosts, networking (VLAN, Virtual Switch, Distributed Virtual Switch, NIC, Tagging, Trunk), Manage and monitor storage systems. Lead projects implementation and integration with DaaS infrastructure with customer ends and support customers Lead and implement upgrading/migration and patching process of the DaaS/VDI platforms Provide Level 3 support to the VMware Horizon DaaS/VDI Platform for issues encountered with direct enterprise customers that require assistance, training team, providing on-call support on a rotational basis. Plan and deploy and manage OpenStack private cloud infrastructure for DaaS environments VETS Inc, Herndon, VA November 2011 to Nov 2012Sr. System Engineer Delivered UNIX/Linux server installation/configuration and launching of web, database, and application servers Expanded user skills via documentation, on job training programs, and support & troubleshooting guides Expertise in Sun Microsystems Servers, VMware environment, Oracle 10G, OCFS2, Oracle RAC, MySQL, Solaris 10, Linux,,TCP/IP, VLAN, LVM, Solaris Volume Manager, Symantec EndPoint, Egenera, 3PAR, LDOM, Zones, VMWare ESX,SAN, Webmail, LDAP, Sendmail, POP, Apache, JBOSS, WebSphere, SMTP, IMAP, DNS, BIND, ZFS, NFS, Bash, Vi, F5 load balance, Ksh, perl, PHP, Nagios, ORCA Configured, installed and maintained Unix/Linux/Solaris/Windows servers, database, email and web applications; systems and disk management, hardware maintenance, and performance monitoring of the Unix/Linux systems Monitored, upgraded 3Par SAN and Egenera Platform for Virtualized servers, and configure and maintained FC switches. Installed, configured and managed LAMP (Linux, Apache, MySQL, PHP) for different web and applications solutions Managed/created/installed Secure Sockets Layer (SSL) certificates for IIS and Apache web servers. Support Anakam Two Factor Authentication and Anakam Identity Proofing services in all environments Configured and maintained web servers IIS and Apache, work with load balancing appliances. Performed System/CPU/Kernel Patches and upgrades. Automated processes and tasks using scripts. Monitored systems and services using monitoring tools which include ORCA, Nagios XI/Core. Automated system installation using Kickstart & Jumpstart. Configured and monitored windows WSUS, Symantec Endpoint Protection, Active Directory, DNS and Web Servers. CIBT, Mclean, VA Jan 2010 to Nov 2011 SystemEngineer (DevOps) Directed Server (Unix/Linux/Windows) installation, configuration and launching of mail, web and LDAP services. Expanded user skills via documentation, training programs, and user guides. Delivered hardware/software Installations, patches and upgrades. Consistently monitored and maintained network servers. Expertise in Linux (CentOS, Redhat, SUSE), TCP/IP, VPN, VLAN, Symantec Backupexc, Nagios, VMWare ESX, vSphere, SAN, Webmail, Postfix, Sendmail, LDAP, POP, SMTP, Amazon Cloud(AWS),Message Store, Apache,JBOSS, MySQL, IMAP, DNS, BIND, NFS, Bash, Vi, Ksh, perl, WSUS, Google analytics, Windows Active Directory, Exchange, Symantec backupExec Responsible for implementation and administration of Hadoop infrastructure and HDFS support and maintenance. Installed, configured and maintained LAMP (Linux, Apache, MySQL, PHP) environments and related packages. Configure and monitor MySQL and SQL replication, cluster for disaster recovery and high availability. Performed hardware and software installations and upgrades to ensure work is performed in accordance with company policy Designed, installed and configured VMware infrastructure including ESX Server, vCenter, vMotion, DRS. Give standard support for virtualized environment. Created tickets for troubleshooting for incidents, patches and upgrades. Performed VMware administration which includes cloning, migrating, bios change, expanding and monitoring resources. Perform MySQL and MS SQL replications for different applications. Configured and monitored Apache and IIS web server for PCI compliance and QA Testing on the servers. ETHIOPIAN TELECOMMUNICATION CORPORATION, Addis Ababa, Ethiopia August 2003 to December 2008 System Engineer Optimized server/system performance and availability, managing response time and functionality. Rapidly resolved service issues Closely monitored virtual hosting and domain names in ETC DNS/RIPE/AfriNic databases, TCP/IP, VLAN, SAN, VMWare ESX. Expertise in Sun Microsystems, Solaris 9/10, AIX, Linux, and VERITAS Netbackup, VERITAS Volume Manager, Webmail, Exchange Server, MTA, Sendmail, LDOM, Zones, POP, NIS, SMTP, DNS, BIND, NFS, Message Store, Apache, JBOSS, IMAP, PHPNuke, Joomla, Drupal, WordPress, Bash, Vi, Ksh, Perl, WhatsUP, Nortel Switch load balancing, Cisco router and Switches. |
