Grayden Tiner

Senior Security Computer Engineer at Savannah River National Laboratory
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United States, US

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Experience

    • United States
    • Research Services
    • 300 - 400 Employee
    • Senior Security Computer Engineer
      • Nov 2021 - Present

      Jackson, South Carolina, United States ● Critical infrastructure cybersecurity research, development and project management to include ICS/SCADA/Government/Quantum. ● Evaluate cybersecurity counterintelligence information and work with team to develop and implement mitigation strategies and solutions to counter vulnerabilities for critical infrastructure. ● Lead vulnerability assessment of ICS, IT, and SCADA equipment to be installed in nuclear, defense, and other secure facilities. ●Collaborate with cybersecurity… Show more ● Critical infrastructure cybersecurity research, development and project management to include ICS/SCADA/Government/Quantum. ● Evaluate cybersecurity counterintelligence information and work with team to develop and implement mitigation strategies and solutions to counter vulnerabilities for critical infrastructure. ● Lead vulnerability assessment of ICS, IT, and SCADA equipment to be installed in nuclear, defense, and other secure facilities. ●Collaborate with cybersecurity, industrial controls, and networking experts in industry, National Laboratories, and Universities. ●SIEM deployment, configuration, and research ●VMware Virtualization Engineer ● Compliance, Vulnerability Scanning and Risk Assessments (STIGS and NIST Guideline Implementation) ● Network Engineer Show less

    • Hospitals and Health Care
    • 700 & Above Employee
    • System Analyst
      • Oct 2020 - Nov 2021

      ● Provided technical leadership and managed numerous IT incidents from reporting to remediation. ● Led multiple projects as using various project management styles including Waterfall and Agile ● Performed routine application and server maintenance including patching for security vulnerabilities and system hardening. ● Utilized PowerShell to provide automation of manually intensive tasks saving time and resource allocation.

    • Support Analyst
      • Aug 2019 - Oct 2020

      Lakeland, Florida ● Performed numerous Identity and Access Management activities including provisioning access following the concept of least privilege. ● Created PowerShell scripts to automate creation of user accounts saving time and reducing risk of manual errors. ● Performed assessments to ensure compliance with federal standards (i.e., HIPPA).

    • United States
    • Food and Beverage Services
    • 100 - 200 Employee
    • IT System Analyst
      • Jun 2018 - Aug 2019

      Lakeland, Florida, United States ● Maintained the lifecycle of user access through active directory and group policy. ● Developed scripts to improve security and users’ productivity by automating manually intensive tasks. ● Hardened server configuration following security best practices ● Performed mitigation of malware and ensure systems recovered successfully ● Handled Business Continuity and Disaster Recovery tasks ● Successfully managed multiple IT projects o Security Report - Scanning servers for… Show more ● Maintained the lifecycle of user access through active directory and group policy. ● Developed scripts to improve security and users’ productivity by automating manually intensive tasks. ● Hardened server configuration following security best practices ● Performed mitigation of malware and ensure systems recovered successfully ● Handled Business Continuity and Disaster Recovery tasks ● Successfully managed multiple IT projects o Security Report - Scanning servers for malware/vulnerabilities, rememediating those issues, and creating a report on steps taken to remediate, vulnerabilities found, users impacted, and education users need. o Server audit o Physical Security Audit - audited access to ensure privilege creep and least privilege o Equipment Audit Show less

    • United States
    • Plastics Manufacturing
    • 1 - 100 Employee
    • IT Technician
      • Sep 2016 - Sep 2017

      Orlando, Florida Area Provide help desk and mobile support to customers • Troubleshoot and resolve issues in a large variety of software programs • Manage multiple tasks to meet department service level agreements • Configuring/Imaging Equipment and deploying it • Manage devices through a MDM solution o Managed the configuration, which included the applications and security on the device

Education

  • Northcentral University
    Doctor of Philosophy - PhD, Information Technology
    2022 - 2025
  • University of South Florida
    Master's degree, Cyber Security
    2018 - 2020

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