Marcus Little

Marcus Little Email and Phone Number

Site Reliability Engineer @ Intrepid Networks
Saint Petersburg, FL, US
Marcus Little's Location
St Petersburg, Florida, United States, United States
Marcus Little's Contact Details

Marcus Little work email

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About Marcus Little

Senior Systems Engineer with over 15 years experience in system virtualization and network security. A motivational team leader with the ability to align cross-functional teams with business objectives to achieve key metrics. Served in the United States Air Force, Early Unix Security in the Pentagon and worked as the Lead Engineer for Special Forces in Iraq and Afghanistan. After trading in the boots for slacks and collars best known for excellence in defining and integrating cutting-edge technologies to improve automation and reliability.

Marcus Little's Current Company Details
Intrepid Networks

Intrepid Networks

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Site Reliability Engineer
Saint Petersburg, FL, US
Employees:
41
Marcus Little Work Experience Details
  • Intrepid Networks
    Site Reliability Engineer
    Intrepid Networks
    Saint Petersburg, Fl, Us
  • Rsc Solutions
    Devops Engineer
    Rsc Solutions Apr 2024 - Present
    Rockleigh, Nj, Us
    Google Cloud Infrastructure Management: Designed, deployed, and managed scalable cloud infrastructure on GCP. Automated VM patching and uninstall processes using GCP VM Manager for secure and efficient management.CDN Optimization: Enhanced Fastly CDN performance by resolving gzip logging issues and whitelisting subnets, ensuring low-latency, high-performance global content delivery.IaaS Deployment: Developed and deployed IaaS solutions with Terraform, transitioning default branches, automating infrastructure provisioning for scalability and resilience.Kubernetes Orchestration: Managed Kubernetes clusters, handling capacity planning, scaling, and troubleshooting. Streamlined deployments with Helm for templating and packaging.CI/CD Automation: Implemented GitHub Actions to automate build, test, and Docker image push workflows, eliminating Jenkins dependency for CI/CD.Argo CD & IaC: Integrated Helm and Argo CD for declarative, scalable infrastructure management, ensuring consistency and repeatability across environments.Optimized Resource Management: Configured Helm values to optimize resource requests, enhancing performance and reducing costs.Containerization: Built and pushed Docker images to GitHub Container Registry, leveraging caching to reduce build times.Big Data Solutions: Utilized Google Cloud Pub/Sub in real-time data pipelines, integrating with BigQuery and Dataflow for scalable analytics and low-latency processing.Database Management: Managed Yugabyte and MySQL databases, ensuring security, patching, and performance optimization.
  • Improving
    Site Reliability Engineer
    Improving Sep 2021 - Apr 2024
    Plano, Texas, Us
    * Crafted, troubleshot and executed countless Terraform scripts for seamless development, testing, and production workflows, ensuring high availability and performance standards.* Developed and deployed AWS Lambda functions to optimize resource utilization and cost-efficiency.* Provided AKS provisioning, configuration, monitoring, and troubleshooting for application teams as a hands-on consultant.* Led AWS EKS deployments, managing the transition from development to production environments, ensuring high availability and scalability.* Orchestrated UAT and production deployments for Azure and AWS infrastructure, ensuring seamless transition and minimal downtime.* Developed and deployed AWS Lambda functions, integrating serverless computing into production environments to optimize resource utilization and cost-efficiency.* Spearheaded security hardening initiatives across environments, implementing best practices and guidelines to strengthen infrastructure security posture.* Implemented Azure Power Automate for enhanced workflow automation across multiple projects, streamlining operations and improving efficiency.* Enhanced tooling and monitoring capabilities using Datadog for real-time analytics and AWS CloudWatch for comprehensive observability, integrating notifications with Microsoft Teams for improved incident response.* Troubleshot developer Terraform directly within GitHub and GitHub actions for CI.* Azure Kafka Terraform troubleshooting and provisioning for application teams.* Managed on-prem DBs to Azure Data Factory Pipelines as well as provisioned and restored Azure-based MySQL instances.
  • Intrepid Networks
    Site Reliability Engineer
    Intrepid Networks Nov 2020 - Feb 2021
    Orlando, Florida, Us
    * Deployed Atlantis Server instances within Kubernetes environments integrated with GitHub Terraform infrastructure for streamlined infrastructure management.* Orchestrated multiple EKS clusters provisioning using Terraform for infrastructure as code implementations, ensuring consistency and scalability.* Conducted daily monitoring and implemented infrastructure improvements using tools like Rancher, AWS CloudTrail, Papertrail, and AWS Console Monitoring for enhanced visibility and operational efficiency.* Implemented daily infrastructure enhancements including instance type optimizations, certificate changes, resource modifications, and module creation/editing using Terraform within GitHub repositories, enabling agile and automated infrastructure management.* Upgraded Terraform versions across all environments to leverage the latest features and improvements for efficient infrastructure provisioning and management.* Successfully deployed Countly for analytics in multiple environments, enabling data-driven insights and decision-making processes.* Managed production deployments with AWS Elastic Beanstalk, ensuring reliable and scalable application deployments in the cloud environment.* Managed the renewal and updating of certificates in ACM using Terraform for the current company, maintaining secure and compliant SSL/TLS configurations across the infrastructure.
  • Disney Parks, Experiences And Products
    Cloud Engineer With Tek Systems
    Disney Parks, Experiences And Products Nov 2019 - Nov 2020
    * Extensive expertise in managing enterprise-level AWS, Azure, and Google Cloud Platform (GCP) environments, utilizing advanced features and services for optimal performance.* Deploy applications in AWS using Terraform scripts, Atlantis, and Nimbus configurations, leveraging version control with Git for seamless development workflows.* Lead end-to-end projects from conception to execution, including building environments in Latest, Stage, Load, and Production stages for efficient development and testing cycles.* Provision, troubleshoot, and manage clusters related to Redis in AWS, handling SSL certificate renewals, and configuring networking components for secure and efficient data flow.* Resolve daily operational issues involving EC2 instances, ECS containers, S3 buckets, ELB/ALB configurations, Route 53 DNS management, EFS storage, Lambda functions, and Security Groups for robust cloud infrastructure.* Utilize Jira for agile project management, including tracking work items on Kanban boards, participating in sprint planning, conducting scrum meetings, and maintaining two-week sprint cycles for rapid development iterations.* Employ monitoring tools such as Apache HTTP, Akamai Routing, AppDynamics, and Splunk for real-time performance monitoring, anomaly detection, and troubleshooting in cloud environments.* Participate in 24/7 on-call rotation for production support of critical systems, including Disney Parks and Resorts websites and extended infrastructure, ensuring high availability and reliability.* Possess in-depth knowledge of RHEL Linux operating system commands, Docker containers for containerized applications, and Chef for infrastructure automation and configuration management.* Contribute to the team responsible for renewing Disney SSL Certificates and updating configurations in Akamai for enhanced security and performance of web services.
  • Tribridge
    Devops Engineer
    Tribridge Oct 2017 - Nov 2019
    Tampa, Fl, Us
    Extremely well versed at managing and deploying linux environments in Amazon Web Services as wellas Azure EnvironmentsStrong in containerization, orchestration experience with Linux hosts within Docker and KubernetesExcellent in Git/github experience with branches, tagging , merging and release management Comfortable in fast paced environment with multiple apps (standalone, docker and kubernetes) abilityto quickly get familiar, maintain and build production systems on the fly.Strong inclination to learn new technologies and explain the differences and opportunities to technicaland nontechnical team members.Quickly educated in the companies primary technology(kubernetes) in short time and now soleyresponsible for systems upkeep.Daily postgres troubleshooting from containers as well as AWS monitoring and logging.
  • Aetna
    Remote Linux Security Engineer
    Aetna Aug 2016 - Nov 2017
    Hartford, Connecticut, Us
    Responsible for vulnerabilities for all 3000+ Virtual Red Hat Servers for both Aetna and Coventry.Troubleshooting servers from Jira requests as well as on the fly alarms for all environments adhering to SLA standards.Spearhead multiple provisions from AIX to Linux J2EE servers.Responsible for recommendations to team members to java tuning, storage provisioning, and server architecture.Responsible for all Ionic Enterprise Key/Enrollment installation,troubleshooting and configurations for all environments.Spearhead multiple Java Application planning meetings as a Linux consultant from purchase to production.Utilizing Red Hat Enterprise Linux Satellite 5.6 to maintain security, packaging and upgrades.
  • Avalon Healthcare
    Aws Linux Engineer
    Avalon Healthcare Dec 2015 - Aug 2016
    Tampa, Fl, Us
    Linux engineering (Ubuntu, RedHat/CentOS) with a focus on Jboss/Wildfly Application Server administration troubleshooting and tuning experience.Responsible for deploying, testing and documenting development, pre-production, and production environments.Backup cloud and on-premise resources for all linux servers in the AWS environment.SME for team with Red Hat Subscription Management and Red Hat ticketing service.Employ auto scaling in AWS environment as well as AWS Elastic LoadBalancer.Has very Cautious/Conservative Attitude in regards to System Changes.Ability to work in a fast paced and agile environment, and make recommendations to improve.Managed and monitored all installed systems and infrastructure to ensure the highest level of availability using both internal linux monitoring tools as well as Amazon CloudWatch
  • Serve An American Express Company
    Senior Linux Engineer
    Serve An American Express Company Aug 2014 - Aug 2015
    Ubuntu, RedHat/CentOS) with a focus on Jboss/Wildfly Application Server administration troubleshooting and tuning experience.Deep familiarity and prior experience with Red Hat Satellite 5.6 and Version 6.0, Puppet and Ansible TowerUnderstanding and experience with commercial product release engineering practices, specifically with Scrum Teams and Agile methodologies.Extensive experience with virtualization technologies such as VMWare, or VirtualBox, experience in new server builds in RHEL, CentOS and Ubuntu.Experience working with Enterprise IT and Operations teams in support towards application deployments, building new systems and upgrading and patching existing systems.Very capable of learning on the job and explore new technologies with little supervision.
  • Lockheed Martin
    Linux Administrator/Enterprise Data Center Engineer
    Lockheed Martin Jan 2014 - Aug 2014
    Bethesda, Md, Us
    Single point of administration for patches, updates, backups and security on 40 Red Hat Linux servers worldwide throughout the DIA Enterprise Datacenters.Proficient in RHEL/Debian for multiple server installations to include APCs Data Center Operations Server.Subject matter expert on site for DCIM tool Data Center Expert(DCE) 7.2 and Data Center Operations(DCO) 7.3.6.Sole administrator for DCIM Server backups and restoration.Architect for multiple Data Centers using DCIM tool (DCO and DCE) for monitoring of cooling, power, rack space, humidity.Participated in establishing a standard for data center rack elevations for the DIA Intelligence Community using 3 dimensional modeling and real-time device associations.Trained local data center managers on using the DCIM tool.
  • L-3 Integrated Systems Group
    Unix/Windows Engineer
    L-3 Integrated Systems Group Sep 2012 - Sep 2013
    Provided system administration support on RHEL/Centos, Solaris, JEDI, Windows Server and applications to include Sybase, Oracle, Jboss, ARCIMS and Apache.Supports hardware, software and linux installations and modifications/configurations, installation of patches (application and security) network troubleshooting and technical recommendations to Sun T5240 / Sun T-4 Servers across multiple security domains.Managed multiple Virtual Zones on RHEL Servers with 4 different domains and levels of security.Administered all patches to RHEL, Centos, Solaris and solely responsible for auditing at local site.Required to understand and maintain Information concepts by bi-annual certifications and training including security policies, standards, and guidelines as they pertain to system configurations.
  • Bae Systems Information Technology
    Linux Security Engineer
    Bae Systems Information Technology Mar 2011 - Sep 2012
    Falls Church, Virginia, Us
    Linux engineering and application support for government classification transfer system (ISSE Guard)Day to day system support that includes troubleshooting hardware and operating system issues to isolate and diagnose.Provide Tier 3 support and administration DoDIIS trusted network, service, and user account support.Provides RHEL(Red Hat Enterprise Linux) virtual server support for Thin Client Desktops, maintaining over 300 thin clients over multiple secure domains.Well established customer service skills, ability to communicate with both technical and non-technical clients.Familiar with Jira as well DoD Ticketing Apps for all Service Requests and Trouble Calls.Managed Active Directory for Users, Groups and Printers on both unclassified and classified systems.Initiated and Scheduled backups for local data on SIPR Servers.
  • Skillstorm
    Deployed Network/Server Engineering
    Skillstorm Aug 2009 - Aug 2010
    Jacksonville, Florida, Us
    Position was directly working with Special Operation Forces and required critical on the fly multitasking and team oriented resolutions.Network Design and Configuration utilizing VLANS & Point to Point Tunnels.Server Install and Maintenance.Video Teleconference Coordination and set up using Tandberg Suites for VIPs and Military Execs.Managed daily monitoring of over 75 CISCO VOIP phones, 120 Windows workstations, 15 servers, and several critical applications and processes.Administered application patches, upgrades, and backups site wide for over 120 workstations.Used Active Directory on the classified as well as the unclassified networks to create accounts and manage security permissions.Experience standing up new operations and IT organizations.
  • Njvc(National Geospacial Intelligence Agency
    Linux/Windows System Engineer
    Njvc(National Geospacial Intelligence Agency Mar 2007 - Aug 2009
    Responsible for daily monitoring of over 320 workstations (Windows and 10 RHEL servers, and several critical applications and processes.Duties include data backup and archive, networking, restoration, disaster prevention and recovery, software/hardware troubleshooting and resolution, upgrades and enhancements, data trace actions, maintenance and warranty requirements, and operational supply procurement and establish and implement Contingency of Operations.Assisted Government users and other on-site engineers in systemproblem diagnosis and troubleshooting, collection of problem information,writing discrepancy reports (DRs), and recommending fixes.Administered application patches, upgrades, and backups site wide for over 300 workstations.Maintained Wireless Services for all Blackberries Cellphones with the Agency.Responsible for providing support and maintenance for over 1000 pieces of hardware, 800 articles of media, and over 600 analysts.
  • Pentagon Telecommunication Center
    Unix System Administrator/Isso
    Pentagon Telecommunication Center Dec 2006 - Mar 2007
    Install, configure, and maintain Certificate Authority Workstations (CAW), Ciphernet 3000, Windows 2000/XP, SCO-UNIX, Administrative Directory User Agents (ADUA), DMS Clients, CAW Interface Adapters, and Type 2 Cryptographic Support Servers.Provide support external interface troubleshooting, develop workarounds to user problems, conduct training of Government users,coordinate with third party maintenance providers, and other operational support activities including software installations and upgrades.Maintained accountability records essential to NSA oversight of DMS programs and meets security standards with the transfer of records to national archives.Expertly inventoried and accounted for element crypto material - element received "Outstanding" rating with zero discrepancies during an agency disaster recovery inspection.Strictly adhered to National Security Agency (NSA) policies for control and dissemination of DMS assets.
  • United States Air Force
    Computer Systems Analyst/Isso
    United States Air Force Jul 2002 - Aug 2006
    Randolph Afb, Tx, Us
    Created Defense Messaging Systems (DMS) encryption cards for wide distribution using National Security Agency provided Certificate Authority Workstation devices that verified recipient's access and clearance thereby protecting classified information at all levels.Strictly adhered to NSA policies for control and dissemination of DMS assets with 100% accuracy in the issuance of tightly controlled encrypted media.Responsible for receiving, processing, and coordinating shipment of requests for encryption cards supporting both classified and unclassified messages.Programmed and tracked more than 3,000 DMS encryption cards across the globe.Coordinated closely with other Air Force and Department of Defense offices to integrate DMS Public Key Infrastructure with the DoD PKI to the maximum extent possible.

Marcus Little Skills

Windows Active Directory Security Servers Oracle Unix Linux Red Hat Linux Network Security Windows Server Cisco Ios Vmware Routers Operating Systems Integration Troubleshooting Solaris Hardware Apache Vmware Esx Firewalls Git Github Aws Docker Auditing Security Clearance Dod Dhcp Network Administration Defense Information Assurance Security+ Comptia Ccna Networking System Administration Comptia Security+ Software Installation Cisco Technologies Dns U.s. Department Of Defense A+ Certified Ansible Rhel Kubernetes Puppet Storage Virtualization Satellite Java Virtual Machine

Marcus Little Education Details

  • Saint Leo University
    Saint Leo University
    Computer Information Systems
  • Phoenix Online
    Phoenix Online
    Online Curriculumcomputer Information Systems Associates
  • Itt Technical – St
    Itt Technical – St
    Information Technology (Computer Networking Systems)

Frequently Asked Questions about Marcus Little

What company does Marcus Little work for?

Marcus Little works for Intrepid Networks

What is Marcus Little's role at the current company?

Marcus Little's current role is Site Reliability Engineer.

What is Marcus Little's email address?

Marcus Little's email address is ma****@****ail.com

What schools did Marcus Little attend?

Marcus Little attended Saint Leo University, Phoenix Online, Itt Technical – St.

What skills is Marcus Little known for?

Marcus Little has skills like Windows, Active Directory, Security, Servers, Oracle, Unix, Linux, Red Hat Linux, Network Security, Windows Server, Cisco Ios, Vmware.

Who are Marcus Little's colleagues?

Marcus Little's colleagues are Peggy Sierra, Dan Dwyer, Daniel Hawkins, Malav Patel, Rososhek Ekaterina, Kevin Cui, Michael Toth.

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