Mannix Aaron Grainger

Experience

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  Kazi Foods Corporation

  Feb 2003 - May 2013

  Senior Systems Administrator

  • Automated tasks in Excel via Visual Basic to get database information to import sales and product information to generate hourly product usage to project inventory needs and reduce waste.• Administered Brocade switches turning on/off ports and assigning VLANs. • Technical on-site, 24/7 support for 200+ users statewide and throughout corporate offices, American Samoa, and Fiji. • Upgraded all locations to high-speed DSL connections and each device was part of the MPLS network and securely connected to the main office in Pennsylvania using an IPSec tunnel, increasing productivity overall. • Repaired and replaced company computers, printers, file & print servers, internet and telephone systems, POS systems, credit card terminal systems, and security cameras.• Maintained data migration and communications for daily sales, labor, and inventory information. • Generated daily, monthly, quarterly, & yearly sales reports for management using Excel, Visual Basic, & SQL.• Technical & software training for all management company-wide. Show less

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  NOAA: National Oceanic & Atmospheric Administration

  May 2013 - Feb 2019

  Systems Engineer

  Administer annual IT Security Awareness training: Ensure all employees complete training, penetration testing, complete interviews on company policies and procedures, and provide artifacts and evidence. Perform annual security audit ensuring compliance with NIST SP 800-53 controls, policies, and procedures according to system security plan.Manage patches, updates, and software packages via Microsoft System Center Configuration Manager (SCCM).Conduct weekly vulnerability scanning and security assessments with Nessus Professional Vulnerability Scanner.Developed, tested, and executed PowerShell automation scripts to perform patch management, vulnerability mitigation, and system administration resulting in a 95% reduction of critical, medium, and low vulnerabilities for all servers and clients systems.Perform asset management duties to procure, inventory, track, assign, and excess government furnished equipment utilizing Sunflower asset management software.Manage all remote access for users through VPN connections using Cisco Anyconnect VPN client.User account management for 30+ users in Active Directory, assign privileges, perform monthly audits, etc. Administer & maintain Dell backup system and Netbackup clients on workstations and master backup server. Utilize Accellion Secure File Sharing for Personal Identifiable Information transmitted via secure transfers.Administer Disk encryption for all laptops using McAfee Disk Encryption. Lead IT implementation for new location migration including server equipment setup and network accessibility day one, LAN and WAN access, setting up of VoIP phones, Brocade switches, etc. Administer & maintain conference technologies such as Adobe Connect, Cisco WebEx, and Blue Jeans Video Conferencing. Show less

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  Lynker

  Feb 2019 - Oct 2022

  Software Engineer

  Efficiently develop web applications and proprietary software using modern languages and frameworks such as Angular and React in an agile development process.Participate in the software development lifecycle for planning, designing, developing, implementing, and deployment for multiple software redesign projects such as the Historical Hurricane Tracks tool. (coast.noaa.gov/hurricanes)Effectively investigate, troubleshoot, develop and document patches and fixes for software defects and bugs.Perform peer code review and document feedback for peer developers.Communicate effectively with senior leadership,stakeholders, project leads, and development team daily on standup meetings discussing project requirements and development work.Manage software development workflow, SDLC, and CI using tools such as Git, Bitbucket, Bamboo, and Jira. Show less

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  National Security Agency

  Oct 2022 - Apr 2023

  Exploitation Analyst

  https://public.cyber.mil/dcwf-work-role/exploitation-analyst/

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  Lynker

  Apr 2023 - Nov 2023

  DevOps Engineer

  Manage and maintain Bamboo CI/CD pipelines for 70+ software products and services.Migrate Bamboo CI/CD Automation pipelines to GitHub Actions workflowsImplement, manage, and maintain Azure Deployment Automation using TerraformAdminister Server infrastructure in support of DevOps effort such Bamboo Server and Nginx proxy configurations.Provide on-going support for CI/CD pipeline and automation tasksPerform, monitor, triage, and report security scans and findings for 70+ projects Show less

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  Onebrief

  Nov 2023 - now

  DevSecOps Engineer