OBJECTIVE:

I am seeking a Senior System Administrator position in Los Angeles, California only where my expertise of network and server administration, which would be utilized for the maximum benefit of the organization and to leverage my ability to be as a part of the technology team and to fulfill organizational goals and objective.

SUMMARY:

• I am senior system and network administrator with more than 15 years of technical experience, at least 12 year experience as system administrator, engineer, analyst, and consultant with primary focus in information, network, application, and Cyber security.
• I have strong Linux command - line skills with experience performing manual, automated analysis of security event logs, and network packet captures; strong understanding of Internet protocols: TCP/IP, DNS, HTTP, IPSEC, BGP, SSL/TLS.
• I have hands-on experience with commercial, and Open Source vulnerability assessment tools, such as Tenable Nessus scanners, LCE, PVS, OpenVAS and Nexpose.
• Strong interpersonal and communications skills, working closely with upper management, and ability to solve problems quickly, automate processes, excellent in research and writing technical documentation or user manuals.

TECHNICAL SKILLS:

Big Data: Hortonworks, Hadoop, NiFi, HDFS, ZooKeeper, Ambari, Solr Cloud, Knox, Hive, Spark, Zeppelin

Security: IBM QRadar SIEM, McAfee ePolicy Orchestrator, Tenable Network Security, Trend Micro Endpoint Security, Symantec Endpoint Protection, Symantec Data Loss Prevention & Protection (DLP), Off-the-shelf anti-virus products, Intel Security, nCircle Suite360, Spiceworks Network Monitor.

Web Security: OWASP, IBM AppScan

Firewall/Switch: Cisco PIX, Cisco ASA, SonicWALL SonicOS

Language: C, C++, Java, ASP, PHP, VB

Database: Microsoft SQL Server, MySQL

Operating System: Windows Server 2016, Windows Server 2012R2/2012, Windows Server 2008R2/2008, Windows 10/8.1/8/7, Linux (Redhat, CentOS, Ubuntu), Apple macOS

Compliance Experience: HIPAA, FISMA, PCI-DSS

Security Frameworks: ISO 27001, COBIT, ITIL, FIPS 199, 200, and NIST SP800-37, 800-53, 800-53A, 800-59, 800-60, 800-66, 800-137

Internet Protocols: DHCP, DNS, FTP, HTTP, IMAP, LDAP, NTP, POP, SMTP, SNMP, SSH, Telnet, TLS/SSL, VoIP, TCP, UDP, ICMP, VMware vSphere 6.0, VMware ESX/ESXi 5.5/6.0, VMware vCenter Server 6.0, vMotion, Storage vMotion, HA, DRS, DPM, FT, vSMP, vSwitch, Distributed vSwitch, Host Profiles, Update Manager, Host Update Utility, vSphere Client, VMware Data Recovery, VMware Converter, P2V, Microsoft Hyper-V, Oracle VM VirtualBox, Citrix XenServer, OpenVZ

Storage: Fiber Chanel SAN, iSCSI, NFS, CIFS, DAS

VPN: Cisco VPN, SonicWALL VPN, Open Source VPN (OpenVPN, SoftEther VPN and Tcpcrypt)

Cloud/Hosting: Amazon AWS, Google, Microsoft Azure, Rackspace, IBM SoftLayer, GoDaddy, Digital Ocean, OpenStack

PROFESSIONAL EXPERIENCE:

Confidential, Germantown, MD

Big Data Hadoop Administrator

Responsibilities:

• Specify, install, configure a custom web application utilizing Amazon Web Services stack (Including EC2, R53, S3, RDS, and Directory Services) that supports high-availability (HA), and fault tolerance
• Install and configure Apache NiFi 1.0 and Solr Cloud 6.2.1 running in multiple EC2 servers
• Install and configure OpenLDAP for authentication and authorization
• Install and configure SQL Server 2016

Required Skills: Hadoop 2.6, Solr Cloud 6.2, NiFi 1.0, Zookeeper, HDFS, Yarn, MapReduce, Windows server 2016, SQL Server, Centos Linux 7, iptables, SELinux, Name Nodes, Data Nodes, and Management Node

Building Windows Server infrastructure/Windows Server Administrator

Confidential

Responsibilities:

• Installed, configured and administered all: Windows Server 2012 R2: Primary Domain Controller, Secondary Domain Controller, DNS Servers, DHCP, DFS Servers, Print Servers, and Created Virtual DR Servers using vSphere Replication.
• Installed and configure Network Policy server (NPS) and created Radius authentication for Cisco Access point.
• Created GPO and organizational unit (OU) Containers according to the requirement
• Installed and configure Windows Server Update Service (WSUS) with GPO to manage and aerometric distribute windows updates on all servers, workstations and company laptops.
• Setup and configure compound NTFS permissions for DFS.
• Documented procedure to implement into the production environment.
• Installed and configured Remote Server and Workstation in all locations for Remote desktop access
• Migrated Web contents and SQL data from Windows 2003 to Windows 2012R2
• Administered Windows Server, SQL Server, and IIS
• Management Windows 2016 servers with MS SQL server 2016 at Amazon AWS & Microsoft Azure

Required Skills: Windows Server, Cisco AP, Firewall & Network configuration

Continuous Network Monitoring Officer

Confidential

Responsibilities:

• Planned, installed, configured, and operated Tenable Security Center, Passive Vulnerability Scanner (PVS), Log Correlation Engine (LCE), Log Manager, LCE Clients, Symantec EndPoint Protection Manager, McAfee ePolicy, Orchestrator (ePO), and McAfee host based IDS and IPS systems
• Documented practices for scan zone use, best use of repositories, users and roles, scan policies, active scanning, analysis and reporting, and dashboards and alerting.
• Maintained and updated Operations and Maintenance standard operating procedures
• Reviewed security alerts and coordinated with Cyber Security teams on security events.
• Provided technical assistance and expertise to the Service Desk and Site Support administrators.

Required Skills: Redhat Linux 6.0, Windows 2008R2, Tenable SecurityCenter, PVS, LCE, Nessus scanner, IT security, Linux scripts, firewall configuration, Intrusion Prevention System, McAfee ePolicy Orchestrator, Symantec Endpoint Protection Manager

System & Network Administrator

Confidential

Responsibilities:

• System installation & configuration, system & network administration, security monitoring, backup & disaster recovery, security, automation, installation documentation

Required Skills: Linux, Nagios, PostgreSQL, FISMA, IT security, system security scanner, network security scanner, Linux scripts, firewall configuration, Intrusion Prevention System

OpenStack/Linux Administrator

Confidential

Responsibilities:

• Defined, documented and implemented hardened, standardized operating system images based on Red Hat Linux Enterprise 6, Centos 6 and Ubuntu 12.
• Worked alongside development team; installed and maintained development and QA environments; built stage environment to mirror production configuration.
• Deployed OpenStack in multi-node configuration included controller nodes, compute nodes, network nodes, and storage nodes

Confidential, Arlington, VA

Position: Software Programmer

Responsibilities:

• I was a software engineer for the Verizon Trouble Administration System and the Wisdom Customer Internet Pre-Order applications

Confidential, Burtonsville, MD

Computer System Consultant

Responsibilities:

• Managed Windows Servers, desktops, WAN, LAN, VOIP, VPN, routers, network, security, and storage of multiple sites
• System and Network Security & Monitoring
• Setup Internet security tools and firewalls (Snort, Tripwire, NTOP, Nessus, http proxy servers, Eagle Raptor, Sun EFS, Cisco ACL, TCP wrappers, Symark PowerBroker)