John “Michael” RzepkowskiTS/SCI with Counter Intelligence (CI) Poly (NRO) & Inactive (FSP) for DoD NSA10263 Magnolia Grove Drive, Manassas, VA 20110Email: rzep316kow@yahoo.com Home (571) 428-7720

Professional Experience Experience for over 26 years as a Network Systems Administrator, Network Engineer, and Systems Engineer. Responsible for support of numerous customers using SunOS, Solaris 10.0, Unix, Linux, Windows 2003, 2008 & 2012, XP, Windows

NT 3.51 & 4.0, Windows 7, Windows 95, Windows for Workgroups and Windows 3.1. Experience in the installation and integration of new systems and software coming into SCIF spaces and in the on-going support of

system users. Experience with automated patching tools and virus definition compliance tools using EPolicy Orchestrator and HBSS Currently assigned as Integration Technical Lead for supporting all Booz Allen SCIF spaces within the Northern Virginia area. Experience with multiple Microsoft Exchange versions to include 5.5. 2010 and 2013 as well as multiple MS Office suites. Proficient with Active Directory services, DNS, DHCP, and Group Policy

Relevant Experience

Booz Allen Hamilton Sept 2011 – Sept 2015Senior Systems and Integration Engineer & Tech Lead (Lead Associate)

Supports multiple government clients in the Northern VA area and is responsible for IT technical support services in 7 locations. Solely responsible for the entire lifecycle of hardware and software that is utilized to include logistics and acquisitions, design and

engineering, installing, and providing of O&M support. Solely responsible for providing master images of Operating systems to include locking down and hardening of the systems with

DISA STIGs, WASSP, SCAP, and Retina tools. Serves as Operations Manager for a Cyber Security Operations Center and provided 24x7x365 on call support for the workforce. As

Operations Manager, coordinates maintenance schedules, gauges impact and risk analysis and recommends mitigation strategies. Engineered several Infrastructures with built in redundancies to maintain 24x7 operations. Experience with utilizing VMWare technology to provide robust Infrastructures and redundant capabilities. Responsible for engineering, installing, and configuring of automated patching mechanisms using WSUS and Shavlik Protect and

automated Virus definition updates using EPolicy Orchestrator (EPO) and HBSS with MSSQL, at all Infrastructure locations. Responsible for the testing and integration of Tier 2 software into Infrastructures to include MS Exchange and SharePoint Responsible for authoring and writing of Standard Operating Procedures (SOP), technical guides, Plans of Action (POAM), Test and

Integration Plans and other related government requested documentation. Responsible for configurations and updates of CISCO switches and firewalls.

Booz Allen Hamilton January 2006 – Sept 2011Senior Systems and Integration Engineer (Associate)

Supporting and troubleshooting in a Windows AD environment with Windows 2003 & 2008 servers and Windows XP workstations, as well as Redhat Linux and Solaris 10.

Supported many software applications including Veritas Cluster File System, Rational ClearCase, ClearQuest, Requisite Pro, and System Architect, web-based tools and Java software.

Supported three separate and distinct networks and infrastructures. Acts as Control Account Manager on one of his projects with a multi-million dollar budget. Responsible for acquisitions and logistics on several of his projects.

Computer Science Corp September 2004 – January 2006Senior Systems and Network Administrator

As Senior Systems Administrator, was responsible for the integration, installation, and overall support of multiple UNIX and Windows environments worldwide.

In this position, maintained good organizational and planning skills to minimize impact of the customer at mission-critical sites around the globe.

Responsible for ensuring that all sites that he supports maintains excellent backups of mission-critical data on a daily basis. Authored several automated scripts that updates servers and workstations on the latest virus updates and Windows hotfixes and

patches as well as worked closely with the organizational Security Officers to implement robust security on all servers and workstations that are connected to NSA networks.

Created and distributed a standard workstation load image, using these security measures, that reduces manpower time by fifty percent.

Raytheon Systems Dec 2002 – August 2004

Senior Systems and Network Administrator

Responsible for the development and design of a network and infrastructure that will then be integrated and joined to two other remote sites in a secure and classified environment. In this position,

Tasked to configure routers, switches and firewalls, as well as, incorporate encryption equipment to a network that includes multiple Windows 2000 Advanced Servers, workstations, and Linux Red Hat servers.

Designed his network and infrastructure in accordance with NSA NES hardware and software regulations. I am also given responsibility of researching and acquiring software applications, licenses, and hardware components needed to complete this tasking.

Responsible for the daily support of 140+ customers using, primarily NT 4.0, on two separate and distinct networks. As a lead administrator in his area, he is also responsible for helping other administrators and engineers troubleshoot various problems as they occur in the division.

GETRONICS (Acquisition of Van Dyke & Associates) Dec. 2000 – Dec. 2002Senior Systems Administrator

Responsible for the daily support of 800+ customers using, primarily NT 4.0, on three separate and distinct networks. As a lead administrator in his area, he is also responsible for helping other administrators and engineers troubleshoot various problems as they occur in the division.

Became a key player in the effort to migrate his division from a UNIX environment to an NT structure as well as in the installation and integration of new systems coming into the agency.

Served on a Server Administrators group that is responsible for the installation, upgrades, and daily performance of the servers in his building. General maintenance such as generating weekly Emergency Repair Disks and monthly Microsoft Exchange database repairs is also his responsibility.

J. G. VAN DYKE & ASSOCIATES, INC Dec. 1998 – Dec. 2000 Senior Systems Administrator/Engineer

Responsible for the daily support of 800+ customers using, primarily NT 4.0, on three separate and distinct networks. As a lead administrator in his area, he is also responsible for helping other administrators and engineers troubleshoot various problems as they occur in the division.

Became a key player in the effort to migrate his division from a UNIX environment to an NT structure as well as in the installation and integration of new systems coming into the agency.

Responsible for the design and the implementation of DMS (Defense Messaging System) at the Office of Naval Intelligence (ONI) and at seven other naval sites throughout the world.

In this position, I was also required to design and implement an NT 4.0 infrastructure at the above-mentioned sites before DMS can be used. A vast knowledge of the product, which includes NT and SUN products, is a must.

Asked to write technical papers and user manuals for his customers, as well as become familiar with all of the specialty products and latest technological advances in the industry.

Asked to brief senior commanders in the Navy on DMS.

NATIONAL SECURITY AGENCY (DOD) Aug. 1993 – Dec. 1998Network Systems Administrator

Responsible for the daily support of over 2000 customers using SunOS, Solaris 2.5, Windows NT 3.51 & 4.0, Windows 95, Windows for Workgroups and Windows 3.1. As lead administrator in his area, was also responsible for helping other administrators and engineers troubleshoot various problems as they occur in the division.

Became a key player in the effort to re-baseline computer systems to the new NT 4.0 structure, as well as in the installation and integration of new systems coming into the agency.

Responsible for software acquisitions for his office, working with vendors and contractors to ensure that new software products coming into the agency are properly integrated and tested for compatibility with various existent operating systems and software. He also lead the effort within his office to assure that all agency computers are Y2K compliant, and is responsible for Y2K training of his co-workers.

As Computer Customer Support, I was responsible for providing front line support to over 200 customers in designing and writing programs in IBM MVS JCL, FORTRAN, PL1, and C. Also backed up an Automated FTP applications that delivered and received signals intelligence from field sites and embassies world-wide. His position was considered mission-critical to the agency during the Iraqi crisis, during which he was on-call 24 hours a day to provide any and all possible support.

Clearance InformationFull Scope Poly granted in February 1988 with DOD NSA – No Sponsorship at this timeLatest Background Investigation (BI) completed February 2014Latest Counter Intelligence (CI) completed August 2015 with NRO

Education1978-1982 High School Graduate Chesapeake High School, Lake Shore, MD (High School Diploma)1982-1984 Anne Arundel Community College, Arnold, MD (Associate of Arts Degree)

Technical Experience Hardware CISCO Switches & firewalls

IBM Data Filers and X Series ServersHP Desktops & Laptops & ServersIBM and HP Blade Chassis and serversBrocade switches and SAN Technology Dell DesktopsCISCO VOIP PhonesAll Printing models to include HP, Xerox, and all-in-one devices

Second Tier Software Doors Popkin Rational products (ClearQuest, ClearCase, Rose)Microsoft Exchange MailMcafee Products (EPO & HBSS) Microsoft WSUS and Shavlik Protect VMWareVeritas and NetbackupEncryption Tools (BitLocker, Mcafee Endpoint, Symantec PGP, TruCrypt)Windows Active Directory, Replication & DFSMicrosoft SQLScripting & Auditing Tools (ELM)