Barry Dowell Email & Phone Number

Washington, Dc, Us

Fairfax, Virginia, Us

Supporting the response for planned and unplanned security assessments including documentation collection and review, documentation creation and maintenance, and artifact/evidence review and validation.Analyzing and investigating potential security threats against technologies in use as well as those planned for future use.Establishes multiple relationships with senior level customers and managers across the organization to act as a respected technical interface both internally and externally to deliver and enhance VMD service.Performing an ongoing review of industry/government best practices for system security to provide expert technical guidance for translating NIST, DHS, and ICE cybersecurity standards, policies and procedures into actionable tasks.Determining the security impact of new technologies or policies on the ICE information security program.Developing and presenting recommendations for changes to improve security posture.Implementing security improvements as needed for protecting mission critical systems.Leveraging existing government-provided security scan tools such as Tenable Security Center, Nessus, DbProtect, Venafi, RedSeal, Burp Suite Pro and others.Providing security engineering subject matter expertise in coordination with enterprise architecture and technical review boards.Developing and maintaining information security program strategic and tactical goals and objectives and program outreach/communication plans.Identifying, developing, and maintaining a performance management program, that includes performance measures, tracking metrics, and trend analysis.

Kirkland, Wa, Us

Provided support through the Tanium Support Center 10/2022 - 01/2023.06/2019 - 09/2022 contracted to DISA by Tanium. Worked for team that operated & maintained multiple Tanium deployments on behalf of DISA, providing visibility over an enterprise of millions of endpoints, with direct management & reporting of thousands of DISA and partner endpoint systems. Operated and maintained production instances of Tanium platform providing visibility & mgmt of endpoints across DISA and their partner & subordinate DoD components. Operated and maintained federated Tanium instances enabling collection of near real time data from the entirety of the DoD including asset inventory and vulnerability and compliance information. Coordinated & supported DoD organizations to establish and maintain connections and enable collection of enterprise data through the federated system.Designated as an ISSO for the ACEM team. Instrumental in working on ATO efforts for the ACEM Programs (Federated & 4th Estate). Worked on developing multiple SSPs and related docs required under the RMF. Work also included addressing PoAM related to on-going review of the ACEM program. That work was done via the DoD EMASS system.ACEM components were regularly scanned under ACAS program and identified vulnerabilities had to be resolved or POAMs for those findings had to be created, accepted and resolved over time.Assisted in ops and maintenance of VMWare lab environments for testing before upgrading ops systems, supporting verification with program ATO requirements. Operated home lab using clustered VSphere to host Windows, Linux & Solaris endpoints to use for testing & verification purposes.Coordinated with testing team to meet CM requirements & CR processes used by the DISA customer to track upgrades & updates, implementing those as required.Worked with customer to submit feature enhancement requests and filing bug reports as necessary to resolve issues identified within the customer's environments.

Utqiaġvik, Alaska, Us

Information Systems Security Official for ETD (Engineering and Technology), NASA (National Aeronautics and Space Administration)/GSFC (Goddard Space Flight Center)/Code 500. Apply NIST RMF (Risk Management Framework) to meet FISMA (Federal Information Security Management Act of 2002) and FIPS (Federal Information Processing Standards) requirements. Maintain system security for devices within divisions and branches of ETD. Ensure compliance with NASA/GSFC requirements and mandates from OMB (Office of Management and Budget), DHS (Department of Homeland Security) or other agencies.Guide and coordinate with Organizational Computer Security Officials (OCSOs), other ISSOs and Systems Administrators as well as IT Managers in order to maintain compliance and meet requirements.NIST RMF, includes guidance and recommendations from NIST Special Publications (SPs) including SP 800-30, 800-53, 800-39, 800-37 and others in the 800 series.Other responsibilities include vulnerability scanning and vulnerability reduction. Manage anti-malware protection using Symantec Endpoint Protection. Use and help to implement tools that integrate into the Federal Government’s CDM (Continuous Diagnostics and Mitigation) posture. Tools include IBM BigFix and SEIM tools (Splunk), eventually reporting to DHS (Department of Homeland Security) or NASA Agency dashboards. Developing analyses, scripts and automated mechanisms to deploy patches, or report system status.Work on authoring and maintaining Directorate System Security Plan (SSP) in NASA’s RISCS (Risk Information Security Compliance System), along with other related documents and plans, including system Contingency Plan, Continuous Monitoring Plan, and System Maintenance Plan.Work through Assessment and Accreditation (A&A) process for Code 500 and subordinates. Facilitate and manage issues that arise as a result of A&A, including creation and management of POA&Ms (Plans of Actions and Milestones) or work on resolving existing POA&Ms.

Beltsville, Maryland, Us

Lead the ISSO team for the FDF (Flight Dynamics Facility) and mentored other members of the ISSO team. Worked with the Sustaining Engineering Team Manager to interview potential members of the ISSO team.Responsible for continued compliance and implementation of the NIST RMF to meet FIPS and other applicable requirements in order to improve data assurance and data availability within the FDF. Heavily involved in development of the facility’s IT Security Contingency Plan and System Security Plans along with involvement with other documents that tie into those plans including documents such as the Continuous Monitoring Plan; System Maintenance Plan; Configuration Management Plan and others. Responsible for managing POA&Ms (Plans of Actions and Milestones) related to resolving IT Security weaknesses and vulnerabilities.Facilitated annual Security Control Assessment (SCA) reviews (third party assessments) for the FDF, working with the SCA team to perform required continuous monitoring and evaluation of effectiveness of control implementations. Also coordinated with the AETD/ETD ISSO team to complete their SCA reviews which included the general business network devices and development and testing environment and devices for the FDF.Engineered solutions for customer needs, especially for the CARA (Conjunction Risk Assessment) customer that operated within the FDF along with establishing and maintaining appropriate solutions for the FDF. Implemented tools such as LanSweeper and Splunk, as well as evaluated other possible solutions and providing cost and benefit analysis information that was key in the decision making and procurement processes.

Lanham, Md, Us

Administer systems for NASA/GSFC. Responsible for configuring and maintaining systems and securing and protecting those systems against IT (information technology) threats from internal and external sources. Continued compliance and implementation of the NIST RMF to meet FIPS and other applicable requirements. Continuing efforts to improve data assurance and data availability within the FDF (Flight Dynamics Facility) area through development and implementation of new technologies and other methods (clustering technologies, synchronization utilities, and more) which can be used to keep system downtime minimized and system performance maximized. Heavily involved in development of the facility’s IT Security Contingency Plan and System Security Plans along with involvement with other documents that tie into those plans, including documents such as the Continuous Monitoring Plan; System Maintenance Plan; Configuration Management Plan and others. Responsible for managing POA&Ms (Plans of Actions and Milestones) related to resolving IT Security weaknesses and vulnerabilities.

Lanham, Md, Us

Served in the role of Documentation Coordinator for the FDSS contract/project, assuring compliance with Configuration Management practices and requirements and maintaining the library of documentation related to the FDSS contract. This included editing and formatting documentation such as Local Operating Procedures, Configuration Management Plans, and other similar documents as well as performing quality assurance reviews of all documented processes in order to confirm that processes were both technically correct (all technical details were correct) and adequately documented for future usage. This effort helped to ensure that the contractor met requirements for (achieved) and maintained CMMI (Capability Maturity Model Integration) level and made progress towards achieving CMMI level 4.

Lanham, Md, Us

Administer systems for NASA/GSFC. Install, maintain and administer industry standard and customized solutions for FDF areas, including clustered Windows and Linux systems. NASA Certified Systems Administrator. Responsible for configuring and maintaining systems and securing and protecting those systems against IT (information technology) threats from internal and external sources. Instrumental in upgrading and replacing older equipment with newer more robust platforms to provide greater stability and vast improvements in system security and performance (as well as eliminating multiple threats related to older system configurations). Also instrumental in improving data assurance and data availability within the FDF area through implementation of proven backup technologies and other methods (clustering technologies, synchronization utilities, and more) to keep system downtime minimized. Implemented, configured and maintain firewall systems to isolate systems and help further protect against outside threats and system intrusions that would otherwise be possible on unprotected systems.

NASA Certified Systems Administrator. Administer systems for NASA/GSFC/MESA (Mission Engineering and Systems Analysis Division, formerly FDAB, Flight Dynamics Analysis Branch) personnel, including centralized Windows-based servers, user-workstations, Veritas NetBackup Datacenter backup system, Linux, Solaris and HPUX systems. Maintain centralized license servers for network licensed products. Provided end-user system support. Maintained pool of loaner equipment. Kept systems in compliance with network security policies and guidelines.

Weehawken, New Jersey, Us

Administered group/departmental NT and Windows 2000 servers. Work also included supervising and coordinating system configuration of 500+ server systems for Y2K upgrades for a major restaurant chain group. Assisted and consulted in pre-rollout pilot projects for several major proposals involving restaurant chains seeking an efficient means of upgrading or installing new systems throughout multiple locations. Provided network consultation and troubleshooting services to customers, including both wired and wireless solutions and LAN and WAN systems. Provided upper level support for Microsoft Windows based operating system related issues. Developed procedures for unattended installation of Windows NT and Windows 9x on MICROS PC workstation equipment. Developed documentation and procedures for installation of assorted hardware and software on various system components (servers and workstation devices). Developed concentrated training program – including troubleshooting skills – on Windows-based POS systems for field service technicians.

Administer and oversee 64,000+ user US Postal Service Novell Netware (3.1x/4.1)/Windows NT servers with Windows (95/NT) clients running cc:Mail and Lotus Notes systems. Organized and documented the USPS Headquarters cc:Mail system. Standardized and improved operational procedures. Optimized network designs related to the cc:Mail application. Troubleshoot network related problems affecting electronic messaging systems. Assist in scheduling of projects and tasks and substitute for team leader as necessary.

Network Administration and oversight of 32,000+ user Federal Aviation Administration (FAA) cc:Mail e-mail system. Organized and documented FAA cc:Mail system. Improved daily operation (maintenance procedures, SOPs, etc.) Consolidated and optimized communications systems to maximize use of bandwidth and resources. Upgraded software, documented changes, created installation instructions and provided training within the FAA. Optimized local and wide area network usage. Reduced end-to-end delivery time for electronic message delivery within the FAA cc:Mail system. Implemented upgraded X.25 WAN system.

Provided network and computer hardware/software support to the U.S. Army Research Laboratory (ARL) site. Designed, administered, maintained and supported multi-platform (NT, Windows, DOS, Macintosh, Unix) LAN/WAN systems and electronic messaging system for ARL. Developed documentation for network and e-mail related systems and assisted in development of, and implementation of training for those items. Developed and implemented migration plan from 3COM 3+Share/3+Open and Novell Netware to Microsoft LAN Manager, and later from LAN Manager to Windows NT Server.

Provided network and computer hardware/software support to the National Cancer Institute (NCI) contract. Administered, installed and managed file servers and network workstations. Reviewed products, combined detailed technical requirements analysis, reviews (from internal and external sources) and cost benefit studies to provide justification for possible logistical acquisitions and to establish standards for selection and use of proposed hardware and software. Administered 3COM 3+Mail electronic messaging system, and evaluated alternative/replacement systems.