Cory Mullins

DevOps Engineer

Cory Mullins

Contact

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    GitHub

    TryHackMe

Technically minded and solutions-driven professional with comprehensive experience in operational technology, including industrial control systems, such as oil refineries and power plants. Proven success in backup administration, maintenance of Windows DNS and DHCP services, and configuration of Windows File Servers. Capable of architecting and deploying application within AWS platforms as well as creating plans for the adoption of cloud solutions. Demonstrate in-depth knowledge and understanding of computer networking, hardware troubleshooting, IT operations, cloud-based solutions, and systems engineering. Effective communicator with excellent organizational and interpersonal skills at all levels.

Professional Skills

    • Cybersecurity
    • Linux
    • Windows Server
    • AWS
    • Terraform
    • Python
    • Troubleshooting
    • Procedure Writing
    • Report Generation
    • Planning & Management

Projects

Training

  • Oct 2022

    AWS Solutions Architect - Associate

  • Apr 2022

    AWS Cloud Practitioner

  • Apr 2022

    CompTIA Security+

  • Dec 2021

    Wireshark: Packet Analysis and Ethical Hacking. Udemy.com

  • Nov 2021

    Pre-Security, and Complete Beginner Learning Paths, TryHackMe.com

Experience

  • Aug 2021 - Mar 2022

    System Administrator

    cmullins.tech, Pittsburg, CA

    Designed and developed hybrid on-prem/AWS architecture. Capable of architecting and deploying applications within AWS platforms as well as creating plans for the adoption of cloud solutions. Reviewed customer security designs, Terraform and CloudFormation templates, and assisted in transition from on-premises to cloud-hosted architecture.

    Delivered expert services as a backup administrator and used Windows native backup utilities to keep data safe and secure.

    Leveraged technical skills while implementing and maintaining Windows DNS and DHCP services.

    Configured Windows File Servers with implementation of quotas and NTFS permissions, allowing users to share files using attached storage and integrates seamlessly with Active Directory.

  • Sept 2020 - Aug 2021

    Safety Instrumented System Instrumentation Technician

    Contra Costa Electric, Martinez, CA

    Evaluated, diagnosed, repaired, and configured critical safety SCADA systems to assure greater flexibility than segregating components into redundant systems. Managed and maintained appropriate level of inventory, including test equipment, replacement parts, and tools.

    Achieved 100% uptime for client systems, while recovering defective equipment in accordance with compliance requirements.

  • Mar 2018 - Sept 2020

    Safety Instrumented System Maintenance SME

    Newtron, Inc., Martinez, CA

    Conducted and led training sessions for client maintenance personnel to improve their skills and performance.

    Defined and wrote procedures to align client operations with Cal-OSHA and county regulations, saving operating expenses by 30% and maintenance expenditures by 40% to 50%.

    Liaised and functioned closely with client stakeholders and outside engineering groups to minimize cost of capital projects by more than $1.3M.

  • Apr 2014 - Mar 2018

    Safety Instrumented System/Greenhouse Gas Instrumentation Foreman

    Newtron, Inc., Martinez, CA

    Oversaw and managed a team of safety instrumented system (SIS) and greenhouse gas (GHG) instrumentation technicians to guarantee smooth running of functions. Adopted best practices to assure effective management of client trouble ticket system as well as prioritized efficient repair of client SCADA systems.

    Improved procurement and billing systems in liaison with client managers.

    Trained and mentored newly onboarded team members and client personnel.

    Directed and supported team to maintain compliance of equipment within scope of work, resulting in zero incidental equipment outages.