EXPERIENCE:

Confidential

Senior Systems Engineer

Responsibilities:

• Provide Red Hat Enterprise Linux version 5, 6, and 7 system design and support.
• Develop and implement Red Hat Satellite 6 system (puppet, foreman, katello, pulp, candlepin) for secure configuration, centralized management and system life cycle development of all internal Red Hat systems.
• Plan and coordinate integration of Red Hat/CentOS systems for Active Directory authentication, single sign - on, and smart card capability through Centrify Direct Control.
• Developed native Linux authentication to Active Directory/LDAP services with smartcard support via SSSD.
• Knowledge of VMware ESXi ver 4.1-6.5, Debian/Ubuntu Linux, Puppet Open Source, OpenSCAP, Tenable Nessus, Amazon Web Services EC2 & S3, OpenNMS, NAGIOS Core and other network monitoring systems.

Confidential

Senior Systems Engineer and consultant

Responsibilities:

• Provide patch management advice, OS customizations, and system hardening and vulnerability assessments to include Confidential ’s, IAVA mitigations, bug fixes, and patch prioritization.
• Working knowledge of Puppet Enterprise.

Confidential

Senior Systems Engineer

Responsibilities:

• providing Red Hat Enterprise Linux systems expertise to include builds, customization, OS hardening & security, and deployment strategies.
• System scanning to include OpenSCAP, SECSCAN, and Tenable Nessus.
• Knowledge in a wide variety of information technologies areas.
• Knowledge of ArcSight ESM and Connectors providing custom OS builds for both. Clearance: yes.

Confidential

Red Hat Satellite Systems Architect

Responsibilities:

• provide design, build, and management expertise on the Red Hat Enterprise Linux Satellite version 5.5 provisioning system for consistent Red Hat OS builds, patch management, and profile management on a large scale enterprise network.
• Utilize both commercial version and open source Spacewalk version 2.0 of management system.
• Confidential network monitoring and VMware vSphere client.
• Familiar with Puppet Enterprise 3.3 provisioning system.

Confidential

Senior Systems Engineer

Responsibilities:

• provide client support for Red Hat Enterprise Linux systems, VMware vCenter and VMware ESXi 5.x hosts running both Linux and MS Windows virtual systems and provide support for other network infrastructure systems.
• Develop Red Hat Satellite/Spacewalk service, local rpm repositories, patch management, and hardening of operating systems per CIS guidelines.
• Deploy Confidential network monitoring systems for both development and production environments to include virtual systems.
• Knowledge of Confidential network monitoring system and familiar with Citrix Zen Desktop/Zen App, Cloudera Hadoop, and Network Appliances Cluster Mode 8 operations. Clearance: yes.

Confidential

Senior Systems Engineer consultant

Responsibilities:

• perform Red Hat Enterprise Linux 5.5, 5.6, and 6.3 system hardening per DISA, NSA, and CIS guidelines for system deployments on VMware ESXi hosts, physical systems, and as a base for a cloud computing infrastructure. work performed in an information assurance lab-to-production environment with Confidential trusted gateway cross domain systems.
• Installation, hardening, and maintenance of multiple Red Hat Enterprise Linux 5.x systems.
• System installations performed via Red Hat kickstart procedures on both physical and virtual systems.
• Experience with VMware vCenter Server 5.0 and ESXi hosts, with both Red Hat Linux and Windows Server 2008 guest installations.
• Familiar with Juniper SSG 320M Firewall and Cisco 2950 series switches. Clearance: yes.

Confidential

Senior Systems Engineer

Responsibilities:

• Confidential Headquarters lead engineer for Red Hat Linux systems.
• Designed, built, and support the Red Hat Linux Satellite/Kickstart servers, deploying numerous new applications on the Red Hat Enterprise Linux operating systems on high availability Confidential systems.
• Working with Red Hat Enterprise Virtualization Manager & Hypervisor, KVM, and XEN in a development environment.
• Confidential Headquarters lead engineer for agency wide RSA Authentication Manager consolidation effort.
• Current lead on RSA support for Confidential Headquarters security domain.
• Built, support, and maintain Juniper Networks SSL VPN network access system.
• Participated in the design, build, and deployment of the Network Appliances 3070 high availability network attached storage (NAS) system for HQ Windows and UNIX file share network.
• Build out of RealNetworks Helix Universal Server streaming systems for Confidential TV.
• Provide technical support and participate in the analysis and data collection of the annual penetration testing and studies of the HQ network.
• Provide overall general support, technical advice/assistance, and research and development of new projects and technologies.

Confidential

Senior Systems Engineer

Responsibilities:

• Senior member of the System of Systems Integrated Laboratories.
• Perform design, setup, and maintenance of all lab systems to support development personnel.
• Provide support to unclassified systems and classified systems located on the Confidential Engineering Network.
• As a member of the Future Combat Systems Integrated Simulations & Test Integrated Products Team, assist in the development of the architecture for the System of Systems Simulation Framework for the Simulations and Modeling for Acquisition, Requirements, and Training group.
• Provided input to the Confidential Simulations Support Plan in charge of Networks

Confidential

Senior Systems Engineer

Responsibilities:

• Develop and maintain Confidential 's public and internal web sites running on Confidential, Sun Systems, and Linux platforms, utilizing both Apache and Sun Confidential Enterprise Server software. Build, install, upgrade, and maintain RSA ACE/SecurID, Confidential, and Radius servers, clients, and develop cross-realm authentication for Agency wide deployment. Integrated SecurID services and build of Confidential ’s secure portal services.
• Familiar with Checkpoint Firewall-1 and with Cisco PIX firewalls.
• Project Lead on Confidential 's Time and Labor Collection System.
• Built Confidential HQ Data Warehouse system with BRIO application installation.
• Built and setup Confidential Penetration and Intrusion detection training system.
• Advise Confidential clients on current technologies and implement strategies.
• Interface with all other divisions on combined projects and support UNIX side applications.
• Research, develop, support, and implement other Confidential projects as needed.

Confidential

Senior Systems Engineer

Responsibilities:

• Provide systems support for SAIC Simulations Technology Division, High Level Architecture Project.
• Set up HLA Training center with dual boot Windows NT and Sun Solaris X86 operating systems.
• Responsible for installation and configuration of network and Internet access at new office complex.
• Administer ClearCase software configuration management system.

Confidential

Systems Administrator

Responsibilities:

• Administer all Confidential and Sun equipment in Simulations Center network utilizing ModSAF applications for simulated warfare scenarios.
• Utilize TCP/IP, NFS, NIS, and DNS.
• Responsible for all installs, upgrades, and patches.
• Perform system backups with Networker software and Exabyte jukebox.
• Created upgrade plan for all systems to Confidential Octane/Reality 2 and Sun Ultra systems. Clearance: yes.

Confidential

Coordinator of Information Systems

Responsibilities:

• Manage all aspects of Information Systems to include telecommunications, database, and network administration in a SunOS UNIX diskless environment.
• Installed new T1 telco line for integration of telephone system and Internet.
• Designed and purchased new Windows NT network workstations and servers for implementation of new database for Confidential business.

Confidential

Systems Administrator

Responsibilities:

• Responsible for a multiple server, 800+ user network.
• Utilized TCP/IP, NFS, and NIS on Sun, Solbourne, and Confidential Graphics workstations and servers.
• Duties include setup and installation of hardware and software, i.e., workstations, disk drives, memory, various associated processor cards, software applications, etc.
• Monitor all aspects of the Labnet domain.
• Assisted all users in their requests, problems, and questions.
• Interact with area software vendors for UNIX compatible applications.
• Established laboratory standards for Confidential workstations.