Engineer Maintenance

Dirk Hu

**-** ******* **** **, Orange, CT *****

Phone: ++1-347-***-**** (Cell)

E-mail: ******@*****.***

QUALIFICATIONS:

** *****’ experience in Linux & Unix system engineering and supporting

6 years’ experience of network & security engineering administration

4 years’ experience of automation and DevOp engineering

Highly skilled in a dynamic range of platforms and operating systems

3 years Financial Firm, 6 years Network Security Firm, 8 years Telecom Firm, 2 years Health Care Firm

Canadian citizen, TN1 visa, NO working visa sponsorship needed

PROFESSIONAL SKILL HIGHLIGHTS:

In-depth knowledge in

Linux and Unix OS, VMWare, AWS, Cluster, HPC, OpenStack

TCP/IP,VLAN,VPN,DHCP,DNS,LDAP, NTP and Routing Protocol,

Bash, Python, Perl and JavaScript Scripting on Linux and Unix System

Cloud sever, Web server, Virtual machines, Virtual router and Network security.

Strong hands on experience with

Break/Fix,Monitoring, Migrations, Provisioning, Upgrading, Patching

Linux/Unix system installation, provision, configuration, maintenance and troubleshooting

Scrip programming with Linux/Unix shell, Expect, Perl and Python Unix/Linux System Installation, Configuration and Maintenance

LAN/WAN, Firewall Gateway System Setup and Configuration

Hardware X86 server, Cluster and HPC (Dell-EMC, Lenov, SuperMicro and HP)

Database maintenance on My SQL, IBM INFORMIX database, postgreSQL

NFS, ZFS, LVM, SAN/NAS and system backup and restore

Windows PC and MacBook setup and trouble shooting

Proficient in software management tools: RHEL Satellite, Ansible,Chef,Git/GitHub, ESXi, vCenter, EC2, Jenkins, Zabbix, Splunk, Agile, Rational ClearCase, ClearQuest, Apache SVN, HP OMi,ServiceNow and IPCenter etc.

CERTIFICATIONS:

Oracle Sun Unix Certified System Administrator

Oracle Sun Unix Certified Network Administrator

Cisco switch, router and ATM administrator

Microsoft CTEC

PROFESSIONAL EXPERIENCE:

Linux System Support Engineer 2018.3-present

Morgan Stanley (New York, NY)

Main responsibility:

Physical servers and Virtual Instance (AWS, Vmware) installation, configuration and upgrade.

Network configuration and implementation

Maintenance Lab specifications, instructions, and system-related information

Perform Lab ongoing hardware and/or software maintenance operations and troubleshooting

Identify opportunities for automation, provide and implement solutions on system configuration, implementation and monitoring

Coding program of automatic solutions

Provide technical guidance and support for development users

Main projects:

Security Electronic Trade Infrastructure (High frequency and Low latency Trade System)

Skills: Redhat Satellite 6.2,AWS EC2, S3, VPC and Cloudwatch, ESXi6.5, Dell-EMC/IBM/HP/Lenovo/SuperMicro servers, Cisco/Fortinet/Arista switches, Corvil server, git 2.9, Bitbucket 5.14, Kerberos, Jenkins2.138, iDRAC8,9/OOB/iLO, Python, Netbox, Ansible, Redfish, JIRA, ServiceNow, ShellScript, IxNetwork, RedHat 5,6,7, FPGA, GPU, Solarflare, Mellanox, nvidia, RHELOpenStock 13.Splunk Enterprise 7.3

Linux System Support Engineer 2017.10-2018.1

IPSoft (New York, NY)

Main responsibility:

Analyze system and user requirements;

Identify system data, hardware, software components needed to meet user requirements;

Determine and document specifications, instructions, and system-related information;

Determine and verify stability, security, or scalability of system architecture;

Determine effectiveness and make recommendations for improvements;

Identify opportunities for automation;

Provide technical guidance and support for the development and troubleshooting;

Monitor system operations to detect possible issues and problems;

Investigate system component suitability and make recommendations;

Train and guide users in system operations or maintenance;

Configure servers to meet functional specifications; and

Perform ongoing hardware and/or software maintenance operations.

Main projects:

McKesson, VNS-NY, Carestream, IHG, Chemours, BD, Atlas

Skills: IPCenter; Redhat Satellite; KDE;GNOME; ESXi6.5; AIX 5.1/6.1; Veritas Cluster 7.2; JavaScript; Ticket system, NFS, ZFS, OpenNAS, OpenHPC 1.3.3, xCat, OpenMP, DNS, DHCP, LDAP, NTP, Ansible 2.2, Chef 12.17, Googlenet.

Linux System Support Engineer 2015.3-2017.9

Capital One (Plano, TX)

Main responsibility:

Support 6000+ critical servers out of 15000+ servers total, hands on 4000+ server’s routine work;

Support Linux platforms, Windows servers on AWS instances and Data Center severs

Maintain Upgrade and troubleshoot enterprise applications and development environment

Automated deployment

Maintain Standard configuration

Monitor storage and database

Monitor entreprises applications

Implement IT Security Policies and Guidelines within their area of responsibility

Evaluate, test and integrate new operating system versions, drivers and patches

Provide technical analysis and resolution of problems and incident reporting

Diagnoses and resolves hardware, software and basic network problems. Applies appropriate security measures

Main projects:

Linux system support 24/7 day/night in 20 members’ team

CapitalOne Servers, Networks and Applications monitoring system migration from HP SiteScope to Zabbix.

Skills: ESXi5.5; Redhat 5, 6 and 7; Redhat Satellite; AWS EC2, S3, VPC and Cloudwatch; Python 2.6/2.7; JSON 2.0; YAML 1.4 Selinux; SNMP; Microsoft Office 2010; Agile Version One; RPM build; RPM patch; curl; ansible 2.0; github; git 2.11.1; nmap; nslookup; netstat, NFS, ZFS, Docker EE 17.3

Knowledge: Ruby 2.3; Chef 2.6; Splunk; Nuxeo; MySql; PostgreSQL; Centrify; SOAP; SSL certificate; ; IBM Websphere; grafana; openssl; Jenkins; HPSM(service manager) ticketing; HP OMi; Veritas Cluster 7.2; OpenHPC 1.3.3, OpenLDAP 2.2. Splunk Enterprise 6.2

IT Support Engineer 2014.8-2015.2

EquityMetrix (Dallas, TX)

Main responsibility:

Support 100+ developers and business analyzer on 3 gateway 8 application servers and 1 file server;

Setup remote office with remote servers, VPN and VLAN;

Redesign main office with router, VLAN and subnet configuration;

Linux Server installation and setup with Ubuntu 14.04;

Maintenance Web server and NAS with VirtualBox 4.3.22 Netgear and Drobo;

Linux server setup and maintenance (DHCP, DNS) with Zentyal;

Computer system monitoring with Nagios 3.0, Zabbix 2.4.3;

Maintenance virtual machines Virtualbox 4.3 and Vmware ESX 4.0;

Database PostgreSQL server and client installation and configuration;

Maintenance AWS VPC server and networking;

New employee Window 7 and Mac 10 setup and troubleshooting with tools Pmagic etc.

Main projects:

Linux servers and network administration for main office

Remote office computer system and network setup

Skills Used:

Linux; Ubuntu 14.04; open ZFS; KDE; GNOME; VLAN; VPN; Cisco ASA5500; Cisco RV 325; Cisco SG300-28P, Vsphere 5.5 ; OpenLDAP, Vyatta 6.5, VyOS 1.0.5, ( celoxis, Sugar Crm, Redmine, PGAdmin)

Linux System Engineer 2008.11-2014.6

Fortinet Technology Inc. (Vancouver, BC)

Main responsibility:

Support 20+ developer & 10+ tester on 3 terminals, 2 files and 3 applications servers;

Hardware provision, upgrade, troubleshooting on Dell (PowerEdge), HP server (ProLiant);

Linux Server installation and trouble shooting with Redhat, CentOS, and Ubuntu

Automation and scripting BShell, Perl5 and Python 2.7

X86 platform Firmware, Kernel and Driver tuning and compile

TCP/IP,VLAN,VPN,DHCP,DNS, LDAP, NTP, Routing Protocol server provision and trouble shooting

Fortinet firewall gateway, network router, switch, setup and configuration;

File server and application backup and emergency restore.

Main projects:

Linux network administration for R&D department

R&D Lab testing environment maintenance

Skills Used:

Linux; X86 Hardware;ATCA HA shelf manager; KDE; GNOME; Kernel compile;Python;BIOS configuration; ipmitool;Perl;Python;Expect;TCP/IP protocol;Redhat cluster;C;C++

Unix System Engineer 2005.8 –2008.8

UTStarcom (Vancouver, BC)

Main responsibilities:

Support 10+ developer on 3 file servers and 4 application servers;

Maintenance 3G wireless system Automated Test Environment (ATE) test bed with Bshell, Perl (5.8);

Unix server installation, setup and maintenance with Solaris 8,9 10.

Main projects:

Software development environment maintenance

R&D Lab testing environment maintenance

Skills Used:

Unix, Perl5,Linux,Sun Sparc, Sun 4500,SuperMicro, 3GPP wireless protocol

Unix System Engineer, Field Engineer 2000.9 – 2005.6

Motorola (China) Electronic Ltd. (Beijing, China)

Main responsibilities:

Sun server hardware upgrade: hard disks extending and damage replacement ( Sparc 8 to E3500);

Sun system software upgrade: System upgrade and patch installation;

Sun system routine maintenance: user account management, daily weekly backup, system outage recovery;

IBM INFORMIX database maintenance;

Installation and Configuration Sun Servers

Main projects:

China Mobile Operations and Maintenance center in 10 cities

Installation and Configuration of over 10 systems in China

Skills Used:

Linux; Sun Sparc, Sun 3500, 3GPP wireless protocol

EDUCATION:

B.Sc. in Computer & Telecommunications, Beijing Information Science & Technology University (1987-1991)

TRAINING:

Linux/Unix System: Shell Programming, System Administration, TCP/IP network Administration

Cisco Router and Catalyst 5000 Switches, Vanguard Series Foundation Course

IBM Informix Dynamic Server System Administration, Managing and Optimizing, INFORMIX Dynamic Server Database

Microsoft Certified Technology Education Center (CTEC) training courses: Network and OS Essential, Professional Server, Network Infrastructure, Implement & Administration Directory Services

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