Dennis Rivera

Dennis Rivera Email and Phone Number

Cloud DevSecOps lead Aeronautics Division at NASA @ NASA - National Aeronautics and Space Administration
Dennis Rivera's Location
San Jose, California, United States, United States
Dennis Rivera's Contact Details
About Dennis Rivera

• Over 20 years of total experience as a UNIX Administrator• Red Hat/Centos/Ubuntu deployment, systems configuration, and management• Ansible for software provisioning, configuration management, and application deployment.• Linux based virtualization including, installation, configuration, and management• Amazon Web Services “AWS” orchestration, automation, and governance• Teraform for orchestration and deployment in Amazon Web Services “AWS”• Enterprise storage SAN technologies• Multiple types of hardware configuration in a data center environment• Security scanning and reporting tools, such as Nesus, BigFix, CIS Benchmark

Dennis Rivera's Current Company Details
NASA - National Aeronautics and Space Administration

Nasa - National Aeronautics And Space Administration

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Cloud DevSecOps lead Aeronautics Division at NASA
Dennis Rivera Work Experience Details
  • Nasa - National Aeronautics And Space Administration
    Cloud Engineer
    Nasa - National Aeronautics And Space Administration May 2016 - Present
    Washington, Dc, Us
    • Design & support NASA’s AWS Commercial and GovCloud space incorporating new AWS technologies within the NASA environment adhering to the Federal Guidelines.• Gather technical requirements, assess client capabilities and analyze findings to provide appropriate cloud solution recommendations and adoption strategy.• Automation of AMIs using Ansible to update, rotate and apply CIS Benchmark testing against• Architect and support an AWS multi-account environment implementing guardrails using Cloudtamer• Creation of multiple IAM policies using Cloudtamer, Xceedium and AWS console to implement a “least access” methodology• Research, analyze, recommend technical approaches for customers to create a production release cycle while maintaining a secure environment.• Learn and adopt new tools and techniques to increase performance, automation and scalability.• Automated VPC creation using Ansible in coordination with Netowrk team implementing new technologies such as Aviatrix and AWS Transit Gateways• Collaborate with IT Security implementing new updates based on guidelines put forth by the Agency. Remediate and existing vulnerabilities using Nesus, SMS, BigFix, CIS Benchmark reporting tools• Provide technical direction and oversight to cloud implementation teams.
  • Ntt Data Services
    System Administrator Senior Advisor: Nttdata @ Nasa
    Ntt Data Services May 2013 - Jan 2016
    Plano, Texas, Us
    Creation, implementation, maintenance and support for Central Services in Data Center for internal employees.• Build configure Linux/Unix servers for internal customers both in VM and in AWS• Maintain and support third part inventory system tracking hardware/VMss within the Data Centers• Splunk implementation for Linux/Unix servers• Projects relating to the improvement of the day to day operations including creating documentation, scripting and implementing version control server (GIT)• Configuration and implementation of the Netbotz server for physical infrastructure monitoring.• Implemented a new physical monitoring system with Panasonic cameras, including planning, configuration and implementation throughout the NASA Ames Campus.• Script implementation, to create encrypted backup images to be transferred to an offsite location.• Automation configuration for building and patching Linux OS using Ansible and Jenkins. In both the AWS and VMWare environments• Configuring AWS VPCs, security groups and instances for our AWS cloud project.• Automation of CIS Benchmarking to ensure secure systems.
  • Cisco
    Platform Engineer Apix Platform
    Cisco Feb 2012 - May 2013
    San Jose, Ca, Us
    Creation, implementation, maintenance of a support model for the APIX Platform supporting internal CISCO tenants for API distribution.• Build configure APIx platform server environment including reverse proxy installation scripts• EMAN configuration and monitoring• RPATH installation and testing with OVFs• QA / LOAD testing APIs with SOAPUI and LoadUI• Architectural review of the platform server environment
  • Openwave Systems
    Unix System Administrator Principal Client
    Openwave Systems May 2001 - Feb 2012
    Redwood City, Us
    • Installation, Configuration, upgrades and troubleshooting of h/w, s/w from SUN, IBM, Cisco, Alton, F5, PAC, EMC, Neap, HP.• Maintain stable lab environment.• Co-managed the IT/PAC Mobile/MSG hardware/software (2000+ servers).• Administering the network, NIS, DNS, and NMS.• NMS configurations for infrastructure data storage for testing results from key projects in PAC.• Creating, managing user accounts and securing the user access privileges.• Creating and Managing VERITAS File systems and Volume Manager.• Resolving software and hardware issues leading to slow performance or server panics.• Tuning the system to improve its performance.• Capacity planning of new servers and upgrading servers having resource bottle necks.• Maintain and Troubleshoot Production environment for entire company.• On-call rotation for escalated issues within the production environment.

Frequently Asked Questions about Dennis Rivera

What company does Dennis Rivera work for?

Dennis Rivera works for Nasa - National Aeronautics And Space Administration

What is Dennis Rivera's role at the current company?

Dennis Rivera's current role is Cloud DevSecOps lead Aeronautics Division at NASA.

What is Dennis Rivera's email address?

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What is Dennis Rivera's direct phone number?

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