System Administrator

SAN LE

Email: ******@*****.***

Cell: 703-***-****

Address: **** *******, ***********, ** *****

EXPERIENCE SUMMARY

Over 10 years of experience in planning, design, development, installation, integration, and implementation of IT fields – hardware, software, and security. Firstly, I built up several servers such as Office 365, Active Directory, DHCP, DNS, and File Server – DFS, SharePoint, WDS, WSUS, VPN and Webserver based on Window and Linux. Also, I supported to setup load balancing and clustering systems. Secondly, I assisted company to implement virtualization environment – VMware, vCenter, vSphere, ESXi, and vApp. Thirdly, I supported company to design, code, and install automation tools. Fourthly, I hand on SDLC - Software Development Life Cycle such as design, test, evaluation, troubleshooting, data collection and data analysis. Last but not least, I did penetration testing for web projects, and provided security suggestions.

PROFESSIONAL EXPERIENCE

Solentus, Inc www.solentus.com

Full-time, System Administrator Jun 2012 – Current

Managed and Maintenance of IT hardware, software and networks.

Maintained company servers such as Active Directory, DHCP, DNS, File server, SharePoint, WEB server, VPN, Database server, VMware, vCenter, Virtual Desktops.

Built up monitoring system - Zabbix.

Designed/Planned/Coded timesheet tool – CentOS, PHP, MySQL, and Nginx.

Deployed load balancing and clustering systems for website and database server.

Applied risk assessment plan on IT projects.

Experienced with SDLC - Software Development Life Cycle

Created/Assessed IT performance metrics.

Tracked software bugs and issues by using JIRA.

Built, installed and configured VEEAM backup and replication.

Migrated to AWS cloud (EC2, EFS, RDS, Elastic Load Balancing, IAM, and CloudWatch).

Marriott Corporation www.marriott.com

Full-time, System Assistant Apr 2010 – Apr 2012

Monitored users following security policy.

Supported users based on Sysaid system.

Planned and set the targets to achieve IT goals from Headquarter.

Trained IT skills for users.

Assisted IT manager on making decisions.

Created/Updated business continuity and disaster recovery plan.

Maintained backup’s management for all servers - includes off-site backups, backup logs, and well-documented recovery plan.

Backup using Symantec backup exec system recovery

Hand-on Hyper-V (MED-V, APP-V, VDI, SCVMM)

Hand-on System Center – SCCM.

Synesi International Ltd. www.synesii.com

Full-time, System Administrator Sep 2006 – Oct 2009

Provided support of IT hardware, software and networks.

Contacted and negotiated with vendors to purchase IT equipment.

Managed the Domain Controllers, the File server, ISA Firewall.

Managed User accounts using Active Directory.

Troubleshoot, administration, and support of Windows 2003 & 2008 Server and MS Exchange 2003.

Managed the email system and ensuring the appropriate level of anti-virus protection.

Synesi International Ltd. (cont.)

Full-time, System Administrator

Handed on installing and configuring servers including RAID 5 arrays in addition to facilitating backup & restoration using NT utility.

Deployed file server iSCSI.

Managed and updated company’s websites.

EDUCATION AND TRAINING

Bachelor in Computer Science Sep 2006

Master of Information Systems with System Auditing Certificate (Expected date in fall 2017)

Cisco Certified Network Associates (CCNA)

Microsoft Certified Systems Administrator (MCSA)

Certified Ethical Hacker (CEH)

VMware Training Courses (CBT Nuggets - vCenter, vSphere 6.0 - vCSA, ESXi, vApp, DRS, HA, FT, vSAN)

Cisco Cybersecurity Scholarship - Cohort 6 (from Apr 2018 to Aug 2018)

SKILLS

Self-motivated, team player, communication and multi-tasking skills.

Programming languages: APS.Net, SQL Server, Mysql, PHP, PowerShell script.

Security tools: Kali, Wireshark, Nmap, Nessus, Metasploit Framework, Nikto scanner

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