Alphonso Nelson

Alphonso Nelson Email and Phone Number

Cyber Security Specialist III @ GStek, Inc.
Washington, DC, US
Alphonso Nelson's Location
Washington DC-Baltimore Area, United States
Alphonso Nelson's Contact Details
About Alphonso Nelson

A Cybersecurity Analyst with extensive background and experience in Federal Information Security Management Act (FISMA), IT infrastructures, and maintenance of large information systems. Extensive experience using Tenable to remediate vulnerabilities. Utilized and configured Splunk to create dashboards and reports to protect cloud data. Experience in writing control statements and procedures according to NIST 800.53 (Rev 4) and DHS requirements. Extensive background in management, computer information systems, web development, network management, business process improvement, and technology insertion. Hands-on experience in implementation of the Plans of Actions and Milestones / Corrective Action Plans, as well as remediation of the documented threats and vulnerabilities. Immensely knowledgeable in the field of risk-based certification and accreditation using various Federal frameworks NIST RMF and FedRAMP. Knowledgeable in industry standards and proven track record of implementing the necessary controls to ensure compliance. Over 30 years of experience with the United States Government, Intelligence, and Military Communities managing information technology, enterprise systems, communication systems, operations, and procedures. Training in Cyber Security Assessment and Management (CSAM). Azure Cloud Network and Security expertise.

Alphonso Nelson's Current Company Details
GStek, Inc.

Gstek, Inc.

View
Cyber Security Specialist III
Washington, DC, US
Website:
mayvin.com
Employees:
104
Alphonso Nelson Work Experience Details
  • Gstek, Inc.
    Cyber Security Specialist Iii
    Gstek, Inc.
    Washington, Dc, Us
  • Mayvin, Inc.
    Cybersecurity
    Mayvin, Inc. Feb 2023 - Present
    United States
  • General Dynamics Information Technology
    Cyber Security Analyst
    General Dynamics Information Technology Feb 2019 - Feb 2023
    Falls Church, Virginia
    Analyzing vulnerability and compliance scan results obtained from ISSO and IACS to close POA&Ms. Provide support in reviewing the system plan, contingency plan, configuration management plan, risk assessment and concepts of operation (CONOPS). Develop Security Assessment Report (SAR) detailing the results of the assessment and created POA&MS for each of the findings within the SAR. Conduct system security assessments baselines in accordance with NIST 800-53 and DHS 4300A. Track FISMA scores and coordinate with ISSO's to ensure scores are maintained. Conduct FISMA compliant security control assessments to ascertain the adequacy of management, operational and technical privacy controls. Conduct continuous monitoring after authorization (ATO) to ensure continuous compliance with the security requirements.
  • Csra Inc
    Senior System Administrator At Computer Sciences Corporation
    Csra Inc Oct 2012 - Feb 2019
    Herndon, Va
  • Csc
    Senior System Administrator
    Csc Oct 2010 - Oct 2012
    Herndon, Va
    Perform patch management process to ensure overall industrial control systems (ICS) security. Manage Altiris security agent in encrypting network servers and workstations and deploy software. Configured and harden systems for secure user environments. Conduct role base access control (RBAC) by restricting access to authorized users in an enterprise consisting of over 2,000 employees. Administer network communications for Cisco routers and switches. Conform to requested security changes (port security) allowing unused ports to be disabled. Responded to queries and requests for computer security information and reports. Prepare security reports to Transportation Security Administration (TSA). Develop and implement preventative maintenance plans to ensure network reliability and availability is monitored, managed, maintained, and operated per service level agreements. Perform tape backup. Possess complete knowledge of the company’s systems. Provided subject matter expertise (SME) to improve and update the security of the company’s computers.Develop Plan of Action and Milestones (POA&M) to assist TSA in identifying, assessing, prioritizing, and monitoring the progress of corrective efforts for security weaknesses/deficiencies/vulnerabilities found in programs and systems. Satisfied NIST and FISMA policy and standards for TSA customers.Submit Request for Change (RFC) for system configuration changes, new software release/version, Hardware upgrades, existing software maintenance/enhancement, and decommission of systems.Provide expert knowledge for Transportation Security Administration (TSA) customers.
  • Unisys
    Network Design Engineer
    Unisys Nov 2008 - Oct 2010
    Herndon, Va
  • Citizens Property Insurance
    Technical Support Technician
    Citizens Property Insurance Oct 2005 - Nov 2008
    Jacksonville, Florida Area
  • Unisys
    Network Design Engineer
    Unisys Aug 2004 - Jul 2005
    Arlington, Va
  • Us Navy
    Information Systems Technician
    Us Navy May 1984 - Jun 2004
    Norfolk, Virginia Area
    Retired U.S. Navy

Alphonso Nelson Skills

Customer Service Active Directory System Administration Troubleshooting Sql Windows Server Disaster Recovery Software Documentation Visio Windows 7 Information Assurance Cybersecurity Risk Management Wireless Networking Vtc Cisco Voip Linux Fiber Optics Operating Systems Good Mobile Control Configuration Management Satellite Communications Whatsup Vpn Meetingplace Solarwinds Dns Management Dhcp Information Security Business Continuity Corporate Governance Auditing It Risk Management Cobit Pci Dss Iso/iec Antivirus Intrusion Detection Iso 27002 Firewalls Computer Emergency Response Team Computer Security Incident Response Team Smart Devices Bluetooth Wifi

Alphonso Nelson Education Details

Frequently Asked Questions about Alphonso Nelson

What company does Alphonso Nelson work for?

Alphonso Nelson works for Gstek, Inc.

What is Alphonso Nelson's role at the current company?

Alphonso Nelson's current role is Cyber Security Specialist III.

What is Alphonso Nelson's email address?

Alphonso Nelson's email address is al****@****aol.com

What schools did Alphonso Nelson attend?

Alphonso Nelson attended Capella University, University Of Maryland University College, University Of Maryland Global Campus, University Of Maryland University College.

What skills is Alphonso Nelson known for?

Alphonso Nelson has skills like Customer Service, Active Directory, System Administration, Troubleshooting, Sql, Windows Server, Disaster Recovery, Software Documentation, Visio, Windows 7, Information Assurance, Cybersecurity.

Who are Alphonso Nelson's colleagues?

Alphonso Nelson's colleagues are Joseph O. Anderson, Phd, Pmp, Chris Castlebury, Timothy M. Quinn, Kelsey Taylor, Mark Phillips, Joshua Semick, Hannah Kaplan.

Not the Alphonso Nelson you were looking for?

Free Chrome Extension

Find emails, phones & company data instantly

Find verified emails from LinkedIn profiles
Get direct phone numbers & mobile contacts
Access company data & employee information
Works directly on LinkedIn - no copy/paste needed
Get Chrome Extension - Free

Aero Online

Your AI prospecting assistant

Download 750 million emails and 100 million phone numbers

Access emails and phone numbers of over 750 million business users. Instantly download verified profiles using 20+ filters, including location, job title, company, function, and industry.