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Active Directory System Administrator

Location:
Union City, New Jersey, 07087, United States
Posted:
February 02, 2018

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Resume:

Amaury Caminero

ac4bgc@r.postjobfree.com

201-***-****

Secaucus, NJ

Objective: Looking forward to a challenging and competitive work atmosphere leading to a professional experience with a dynamic and progressive organization where my skills, talents and abilities will be utilized to the fullest for mutual benefit.

Career Profile:

- Experience administrating Linux and Windows servers in a cloud, virtual, and physical environment.

- Virtualization (VMware) and cloud (AWS services) installation and administration.

- Scripting experience with Python, and Bash.

- Familiar with configuration management tools such Ansible/Puppet and containers Docker.

- Hand experience administrating Active Directory, MS Exchange, DNS, DHCP, NFS, and DFS servers.

- Hand on experience configuring, monitoring, and troubleshooting Switches, firewalls, and Routers.

- Command line administration experience with Linux and network operating systems.

- General understanding of TCP/IP and related protocols (HTTP, FTP, NFS, etc

Professional Experience:

Data Center Engineer - 07/2017 – 01/02/2018

Bloomberg L.P., Dayton, NJ.

- Troubleshoot OS performance in different platform: Unix, Linux, Solaris, AIX, Cisco, Windows, Palo Alto, Cisco, Arista, Nexus, Juniper.

- Install new software releases, system upgrades, evaluate and install patches and resolve software and hardware related problems.

- Install, break/fix, and decommission servers, switches, firewalls, SAN, and routers.

- Use Linux/Windows/Cisco commands lines for troubleshooting network, hardware, Web sites, and OS issues.

- Managing infrastructure using Ansible including creating and modifying playbooks and ad-hoc commands.

- Utilize monitoring tools to capture and analyze network traffic, maintain uptime, generate usage reports, and spot trends.

- Install, configure, and maintain Linux & Windows servers, Docker containers.

- Installing, configuring and troubleshooting Arista and Nexus switches: IP, routing, VLAN, trunk ports, Link Aggregation, Flex, upgrades,

- Responds to network and server alerts and resolves or escalates and tracks problems to resolution.

- Write and modify system scripts for daily administration.

Systems Engineer – 10/2016 – 03/2017

Fusion Connect - Wayne, NJ

- Daily administration of company VMWare EXS and VDI Infrastructure.

- Deployed new VMWARE ESX hosts, data center, and cluster.

- Installed, configure, and support virtual Linux and Windows servers.

- Perform system backup and recovery using Veeam software.

- Responds to network, hardware, software, and alerts and resolves or escalates and tracks problems to resolution.

- Installed and configured various network services for daily administration: YUM repository, Cobbler, Puppet, vsft, web, and NFS servers.

- Administer Active Directory (users, groups, OU, Group Policy), MS Exchange, DNS, DHCP, and DFS servers.

- Install new software releases, system upgrades, evaluate and install patches and resolve software and hardware related problems.

- Designed and create AWS VPC with EC2, CIDR, subnets, Security Group, ELB, Auto Scaling, Web, RDS, Routing, NAT, VPN, Gateway, and S3.

-Install, configure and troubleshoot Linux Web servers: Apache, PHP, MySQL.

- Ansible playbooks/Ad-Hoc commands to configure systems, deploy software, roll updates, and administer system.

Systems Administrator - 01/2010 – 10/2016

ACTIV Financial Systems – New York City/Secaucus, NJ - activfinancial.com

- Responsible for installation, configuration, and deployment of company market data applications stack in a low latency network across multiple datacenters worldwide.

- Install, configure, rebuild, administer Linux servers across multiple data centers.

- Write and maintain custom Python and Bash scripts to increase system efficiency and lower the human intervention time on any tasks.

- Installed and condfigured various network services for daily administration: YUM repository, Cobbler, Puppet, vsft, VPN, web, and NFS servers.

- Managing infrastructure using Puppet including creating and modifying modules and manifests.

- Responds to network, application, and server alerts and resolves or escalates and tracks problems to resolution.

- Keeps data market applications and Linux servers updated to the latest operating systems service pack and hot fix level.

- Work with development to create new application configurations to provide maximum system efficiency, such as maximizing the use of an increased number of cores in a new server, optimized all Linux systems for low latency and high throughput.

- installs and upgrade 10GB Solar-Flare network interface cards driver, firmware, and Networking Bonding.

System Administrator - 02/2008 – 01/2010

Eastman Kodak – Stamford, CT

- Design, build, and administer company VMWARE ESX data center infrastructure.

- Configured and maintain VMWare ESX HA and DRS.

- Install, configure, and administer Windows and Linux servers as VMware virtual hosts.

- Setting up SAN storage Arrays: Configure and Administer Dell Power-Vault MD 3000i storage server.

- Daily administration of Active Directory, users, groups, MS Exchange, File & Sharing, DHCP, DNS, and Windows update servers.

- Migrate Microsoft Exchange, Domain Controllers, DHCP, DNS servers from physical to virtual.

- Upgrade Domain Controllers, DHCP, DNS servers, and File & Sharing servers from Windows 2003 to 2008.

- Install and configure LAMP (Linux, PHP, Apache, MySQL) web servers.

- Provided software, hardware, and network support to the company users.

- Replace and configured new Cisco firewall and Cisco switches.

- Used Veeam for Backup and restore.

09/2007 – 02/2008 - IBM - NYC Department of Education

Division of Instructional & Information Technology, Brooklyn, NY

Helpdesk Support - Tier 2

- Provide Level II Desktop support for NYC Department of Education personnel having technical problems with Achievement Reporting and Innovation System called ARIS.

- ARIS: Web application to provides static information about all NYC’s Schools, classes, and students

- Check log file in the IBM AIX servers.

- Work with a ticket application to follow user’s issues.

Junior System Administrator - 09/2002 – 09/2007

The Institutes of Applied Human Dynamics, Bronx, NY - iahdny.org/en

- Install, configure IIS Windows Web server for the company intranet.

- Daily Administration of company MS Exchange 2013, Active Directory, DNS, DHCP, File sharing, Windows Update servers.

- Responds to network and server alerts and resolves or escalates and tracks problems to resolution.

- Configure existing and new network and server equipment to established department standards.

- Keeps network equipment and servers updated to the latest operating systems service pack and hot fix level

- Backup and restore server/workstations disk images.

- Provide software and hardware support to 200+ users.

Tools and Software

Software: Apache, Ansible, Puppet, Netmon, Git, SCCM, Putty, Nagios, Cobbler, MySQL, Nginx, Jira, Veeam, MS Office, Grafata, OpenVPN.

Network Services: TCP/IP, HTTP, SSL, TLS, NTP, DNS, ARP, SSH, DHCP, LDAP, FTP NFS, iSCSI, Fiber Channel, VLAN, OSPF, VPN

Operating Systems: CentOS, Red Hat Linux (RHEL), Ubuntu, Windows 12/08, OSX, Darwin.

Hardware: IP Phones, Dell, IBM, SUN, SPARC, Oracle, HP ProLiant, HP Thin Clients, NetApp, SFP, QSFP, BiDi Optical, Fiber Cables.

Network: Cisco, Arista, Nexus, EMC & Brocade, Juniper, Checkpoint, ASA Firewall, Palo Alto.

Programming Languages: Python, Bash, Java, JavaScript, CSS, HTML.

Virtualization & Cloud: VMWare ESXi, Docker, Amazon Web Services (AWS), Terraform

EDUCATION & Certifications

Herbert H. Lehman College, CUNY, 2002, BS Computer Science & Minor Web Design

Cisco Certified Network Associate: CCNA

LinkedIn Profile

linkedin.com/jobs/view/549846433/



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