Experience

Hopr

• United States
• Computer and Network Security
• 1 - 100 Employee

• DevSecOps Sales Enginer

  • Jul 2023 - Present

  Columbia, Maryland, United States Wrote and deployed an Python Flask web application and mysql database for demonstrating the operation of Hopr’s products in Amazon Elastic Kubernetes Service (EKS) and Google Cloud Kubernetes (GKE) services using Terraform infrastructure as Code (IaC) to create both Kubernetes clusters. Installed packing mirroring and Wireshark plug-ins to monitor the encrypted communication between services. Created a Helm chart for the deployment of Hopr products with general applications, and documented how… Show more Wrote and deployed an Python Flask web application and mysql database for demonstrating the operation of Hopr’s products in Amazon Elastic Kubernetes Service (EKS) and Google Cloud Kubernetes (GKE) services using Terraform infrastructure as Code (IaC) to create both Kubernetes clusters. Installed packing mirroring and Wireshark plug-ins to monitor the encrypted communication between services. Created a Helm chart for the deployment of Hopr products with general applications, and documented how to retrieve and install the chart both in Hopr’s Harbor container repository and in the Rafay Kubernetes management tool. (Rafay is a technology partner of Hopr.) Currently working on the Rafay recipes and blueprint tools and will be creating a demonstration of Hopr products using their novel Kerberos authentication methodology. Show less



ESB7

• United States
• IT Services and IT Consulting

• Consultant

  • Mar 2011 - Present

  Dallas, Texas, United States Sole proprietor of an information services company with a focus on DevSecOps (Secured Toolchain and Cybersecurity Incident Response and Reporting.) 2023 - Started sales engineer engagement with Hopr https://www.hopr.co/. Hopr provides encryption software to create service mesh tunnels that don't need mutual Transport Layer Security (mTLS) and the certificate management problems that mTLS creates. Hopr uses Synchronous Ephemeral Encryption and High Frequency Credential Rotation to… Show more Sole proprietor of an information services company with a focus on DevSecOps (Secured Toolchain and Cybersecurity Incident Response and Reporting.) 2023 - Started sales engineer engagement with Hopr https://www.hopr.co/. Hopr provides encryption software to create service mesh tunnels that don't need mutual Transport Layer Security (mTLS) and the certificate management problems that mTLS creates. Hopr uses Synchronous Ephemeral Encryption and High Frequency Credential Rotation to create Verified Machine Identity Trust. You can get a copy of the software to test at the AWS Marketplace. https://aws.amazon.com/marketplace/pp/prodview-xrzgv2hindvas 2017-Present Working with State of Colorado and US Governmental Agencies and Federal Contractors to improve service delivery and cybersecurity at key national security installations. Certified CompTIA CySA+ (December 2019) 2014-2020- Created and managed a data analytics system for NFL and NBA game and fantasy predictions using data visualization and correlations, time-series analysis, linear programming, Monte Carlo simulations and basic statistics and probability and Google TensorFlow AI and Google Cloud Platform. Backend- MySQL 2011-2012 -Founded ESB7 in New York initially to develop applications and solutions with the advanced advertising, next-generation streaming video and distribution systems with former Scientific Atlanta employees after Cisco Systems' divestitures within the video market. Later worked on development of field-programmable gate arrays (FPGA) streams for use in low-latency high-frequency trading applications Show less



La Jolla Logic, LLC, a Boecore Company

• United States
• Computer and Network Security
• 1 - 100 Employee

• Lead Systems Engineer (DevSecOps)

  • Apr 2021 - May 2022

  San Diego, California, United States July 2021 - May 2022 United States Space Force (USSF), Space System Command, Kobayashi Maru Software Factory CI/CD Toolchain Team for TAS applications and Colorado Springs Space Operation (SpoC) Command Atlas and Iris projects. Pipelines included build, test, artifact, scan and issues reporting. Build tools include npm, gradle and maven. Container scan tools include Anchore and Trivy. Archives included Harbor, S3 Minio, and Azure Storage Used both Kubernetes and Azure VMs for… Show more July 2021 - May 2022 United States Space Force (USSF), Space System Command, Kobayashi Maru Software Factory CI/CD Toolchain Team for TAS applications and Colorado Springs Space Operation (SpoC) Command Atlas and Iris projects. Pipelines included build, test, artifact, scan and issues reporting. Build tools include npm, gradle and maven. Container scan tools include Anchore and Trivy. Archives included Harbor, S3 Minio, and Azure Storage Used both Kubernetes and Azure VMs for application environments May 2021- July 2021 Ball Aerospace Orbit Propagation and Flight Dynamics Microservices Software Project. - System Architectures Development and Documentation,, Software Selections Bake-Off and Testing on Red Hat Openshift. Show less



VectorMax Corporation

• United States
• Telecommunications
• 1 - 100 Employee

• DevOps Engineer

  • Oct 2020 - Apr 2021

  New York, United States Automated Vectormax's head-end deployments: Built NVIDIA GPU based software video transcoder and encoder using Bitbucket, Jenkins and Docker.. Build tools include cmake, meson, ninja and NVIDIA cuda. Configured diskless encoders to pxeboot from nfs server. Built pre-configured nginx, postgresql and node.js servers and templates using Packer on Proxmox virtual machine infrastructure. Secrets protected using Hashicorp Vault. Built and configured Zabbix for server monitoring. Wrote… Show more Automated Vectormax's head-end deployments: Built NVIDIA GPU based software video transcoder and encoder using Bitbucket, Jenkins and Docker.. Build tools include cmake, meson, ninja and NVIDIA cuda. Configured diskless encoders to pxeboot from nfs server. Built pre-configured nginx, postgresql and node.js servers and templates using Packer on Proxmox virtual machine infrastructure. Secrets protected using Hashicorp Vault. Built and configured Zabbix for server monitoring. Wrote python script for building sql tables from json files. Wrote scripts for customizing server configuration files using python configparser. Configured Apache Jmeter for load testing of MPEG-DASH streams . Show less



AT&T

• United States
• Telecommunications
• 700 & Above Employee

• Infrastructure Engineer

  • Nov 2011 - Jun 2017

  Middletown, New Jersey, United States Managed software development infrastructure for AT&T U-verse applications and DirecTV Now projects using GitHub and AT&T SVN, Apache Maven, Jenkins CI/CD Docker and Odin Parallels containers on physical, VMware, Microsoft-Hyper-V and cloud-hosted Linux (Redhat) and Microsoft (2003-2016) servers. Managed with SAMBA and Active Directory. About 1,000 servers total – physical and virtual.) Cloud providers included AWS and AT&T Advanced Integrated Cloud. Worked with over hundreds of software… Show more Managed software development infrastructure for AT&T U-verse applications and DirecTV Now projects using GitHub and AT&T SVN, Apache Maven, Jenkins CI/CD Docker and Odin Parallels containers on physical, VMware, Microsoft-Hyper-V and cloud-hosted Linux (Redhat) and Microsoft (2003-2016) servers. Managed with SAMBA and Active Directory. About 1,000 servers total – physical and virtual.) Cloud providers included AWS and AT&T Advanced Integrated Cloud. Worked with over hundreds of software developers and testers to optimize application load-balancing on F5 Big-IP/ Cisco 4710 ACE/Brocade and virtual load-balancers. Managed DNS and NTP services. Interworked SDLC and Agile processes within a DevOps framework. Provide network infrastructure support on Cisco ASR 1000, Nexus 7000 and Catalyst 6500 switches including eBGP peering with outside networks. Used Solarwinds Orion for Netflow monitoring. Drafted and implemented firewall rules and network ACL on Cisco ASA firewalls, switches and routers. Set up IPSec VPNs on Juniper Netscreen Firewalls. Performed multiple cybersecurity audits on network and server elements using BASH and Windows Powershell. Show less



Cisco

• United States
• Software Development
• 700 & Above Employee

• Solution Sales Specialist

  • Dec 2009 - Mar 2011

  Melville, New York Drafted proposals, statements of work, pricing and margin analysis for subscription and transnational Cisco Advanced Services within U.S. Service Provider segment across multiple technologies including: video, core and edge IP network, supply-chain management, data center, optical, security, network management and operational support systems. Supported Tier 3 service provider and AT&T accounts.

• Business Development Manager - Cisco Services

  • Sep 2006 - Dec 2009

  Lawrenceville, Georgia Created services portfolio definitions, proposals , architecture designs around video and content distribution technologies including third-party vendors. Technologies included metadata management systems, encoding and linear broadcasting, primary and secondary content distribution, video-on-demand and content distribution servers, three-screens, advanced advertising, social media, and video-optimized IP network transport. Managed engagements from concept to closing and provided change… Show more Created services portfolio definitions, proposals , architecture designs around video and content distribution technologies including third-party vendors. Technologies included metadata management systems, encoding and linear broadcasting, primary and secondary content distribution, video-on-demand and content distribution servers, three-screens, advanced advertising, social media, and video-optimized IP network transport. Managed engagements from concept to closing and provided change order management to field project management teams Completed the Project Management Professional (PMP) certification from Project Management Institute in May 2008.



Nokia

• Finland
• Telecommunications
• 700 & Above Employee

• Network Engineer Team Lead - Engineer IV - Project Management Office

  • Nov 2004 - Sep 2006

  Plano, Texas Direct supervision of engineering team responsible for implementation of AT&T U-verse video distribution system across the United States with an equipment budget and services over $100 million dollars.

• Technical Marketing Manager - Alcatel North America Marketing

  • Nov 2000 - Nov 2004

  Plano, Texas Authored marketing research reports, technical white papers, presentations, assisted on business case preparation for new products and services, and reviewed acquisition and merger strategies. Managed, designed, and implemented technical demonstrations at Alcatel U.S Executive Briefing Centers and trade shows. Technologies included video, VoIP including hosted solutions, network management, routing and switching, optical transport, DSL and FTTH. Co-inventor for coinless vending system… Show more Authored marketing research reports, technical white papers, presentations, assisted on business case preparation for new products and services, and reviewed acquisition and merger strategies. Managed, designed, and implemented technical demonstrations at Alcatel U.S Executive Briefing Centers and trade shows. Technologies included video, VoIP including hosted solutions, network management, routing and switching, optical transport, DSL and FTTH. Co-inventor for coinless vending system, method, and computer readable medium using an audio code collector and validator, Patent number: 7721958, Abstract: A system, method, and computer readable medium, wherein a vending machine comprising an audio code collector and a code validator is adapted to receive audio tones from a mobile device, and wherein the audio tones include authentication codes and dispense codes to control dispensing of product from the vending machine. Type: Grant, Filed: September 21, 2005, Date of Patent: May 25, 2010, Assignee: Alcatel Lucent, Inventors: Ellis Samuel Belfer, Art Holguin



Verizon Business

• United States
• IT Services and IT Consulting
• 700 & Above Employee

• Engineer III - International Network Engineering

  • Apr 1997 - Nov 2000

  Richardson, Texas Project manager responsible for planning and installation of global backbones and system developer • Managed system development of Lotus Notes, Oracle, and IBM DB2 to Operational Service Support (OSS) database applications including web-based interfaces. • Conducted negotiations for network capacity leasing, trades, and IRU with international and domestic carriers. Submitted business justifications to sales and corporate finance. • Worked with enterprise sales teams to… Show more Project manager responsible for planning and installation of global backbones and system developer • Managed system development of Lotus Notes, Oracle, and IBM DB2 to Operational Service Support (OSS) database applications including web-based interfaces. • Conducted negotiations for network capacity leasing, trades, and IRU with international and domestic carriers. Submitted business justifications to sales and corporate finance. • Worked with enterprise sales teams to manage installation of client services for managed services, CPE and hosted services. Show less



US Navy

• United States
• Armed Forces
• 700 & Above Employee

• Submarine Officer Lieutenant USS Indianapolis (SSN 697)

  • Jun 1987 - Feb 1993

  Pearl Harbor, Hawaii Junior Officer on USS Indianapolis (SSN-697), a Los Angeles class fast attack nuclear submarine: Held various leadership positions aboard USS Indianapolis (SSN-697), a Los Angeles class attack nuclear submarine: Main Propulsion Assistant, Sonar Officer, Quality Assurance Officer (Won the 1992 Squadron QA award) Engineering Officer of the Watch, Engineering Duty Officer and Officer of the Deck and Ship's Duty Officer, Qualified Submarine Officer. Passed the… Show more Junior Officer on USS Indianapolis (SSN-697), a Los Angeles class fast attack nuclear submarine: Held various leadership positions aboard USS Indianapolis (SSN-697), a Los Angeles class attack nuclear submarine: Main Propulsion Assistant, Sonar Officer, Quality Assurance Officer (Won the 1992 Squadron QA award) Engineering Officer of the Watch, Engineering Duty Officer and Officer of the Deck and Ship's Duty Officer, Qualified Submarine Officer. Passed the Department of Energy Prospective Nuclear Engineering Officer Examination. US Navy has awarded LT Ellis S. Belfer with a National Defense Service Medal, (Operation Desert Shield and Storm) a Navy and Marine Corps Sea Service Deployment Ribbon (1992 Western Pacific Deployment) a Navy Expeditionary Medal for classified operations and a Navy Achievement Medal (NAM) for his work getting the ship underway in the face of Hurricane Iniki in September of 1992. Hurricane Iniki was most powerful hurricane to strike the State of Hawaii in recorded history. As an active reservist, LT Ellis S. Belfer served at Naval Base Point Loma, San Diego in the first half of 1993 where he assisted on the repairs of attached Squadron Eleven nuclear submarines aboard USS Dixon (AS-37) a, L. Y. Spear-class submarine tender. He also served as a squadron duty officer at Subase Pearl Harbor for Submarine Squadron Seven, and reviewed and updated national security documentation for Commander, Submarine Force US. Pacific Fleet (COMSUBPAC) and participated as augment to the COMSUBPAC watch officer staff during the 1996 RIMPAC, the Rim of Pacific Exercise, the world's largest international warfare exercise. Show less