Ensure the reliability, scalability, and security of the Galaxy Group's blockchain infrastructure.

● Infrastructure Support for Rujira

● Various roles, Infra Engineer, Technical Lead, GM of validator operations,business development.● Actively maintained 30+ different chains to include cosmos validators, fullnodes, testnets, relayers.● Well connected to many cosmos teams and community validators. ● Created docker images, terraform modules and kubernetes manifests for Cosmos Validator and Relayer infrastructure. ● Typical SRE duties to include researching new chains, monitoring resources, performing upgrades, responding to incidents.● Participated in incentivized competitions to test out cosmos Technology.● Coordinated testnet and mainnet launch for noble block chain, bringingUSDC and generic asset issuance to cosmos.

● Babylon-chain migration from dedicated servers to EKS (Amazon KubernetesService)● Provided Subject matter expertise on cosmos infrastructure to include remote signing with horcrux, understanding slashing, Disaster Recovery, automation for dev nets.

● Lead the development of a terraform project to quickly provision a managed development environments in AWS.● Assisted client with moving a public RDS instance to a private instance and reconfiguring the network, so lambda could communicate with the private DB.● Created custom AWS health API tool, to publish all health events to a clients rest API.● Created Terraform modules for deploying an AWS networking solution across multiple AWS accounts.● Created Terraform module for deploying Microsoft Active Directory on EC2 in AWS.● Oversaw the development of many other terraform modules to include, AWS DNS, Governance Software, Tenable Security Center, AMI Factory, and Certificate management.● Created CI/CD pipeline in gitlab to validate terraform code, deploy new features to a staging environment, and run unit tests before accepting.● Integrated Terragrunt into terraform deployment strategy to keep modules dry, and facilitate orchestration of module deployment.

● Automated AWS infrastructure using cloudformation and terraform. (iam, cloudwatch, lambda, ssm, s3).● Developed various GoLang micro-services focused on integration with AWS, Microsoft, and Safenet APIs.● Deployed Serverless website using CodeStar, CodeCommit, CodeBuild, CodePipeline, S3, Lambda (GoLang), API Gateway, CloudFront.● Engineered kubernetes cluster focused on streaming applications using X11 over SSH.● Presented Automated event analysis solution at AWS re:invent Non-Profit Hackathon. Using Twitter API, Rekognition, Step Functions, and Lambda.● Engineered Appstream 2.0 solution to provide multi-user application streaming over HTML5.● Integrated Amazon SSM solution to provide Equipment inventory and Patch compliance.● Engineered API Gateway to provide equipment info from DynamoDB via Lambda.● Engineered AMI factory using EC2 Simple Systems Manager.● Automated system states for Linux and Windows servers using SaltStack.● Developed various shell / python scripts / Lambda functions to automate AWS maintenance, rotate/share AMIs, bootstrap servers, identify non-compliant servers.● Deployed AWS Elastic Container Service and dockerized various services.● Audited security of web-services and ensured they followed PKI best practices.● Continuously researched and prototyped latest AWS services for consideration of environment evolution.● Engineered and maintained various MFA/SSO technologies including; Safenet and Yubikey.● Deployed various web services like Jira, Confluence, Gitlab, Terradici, windows/cups printserver, and Squid proxy.

● Provided AWS Well Architected Reviews for Key Toptal clients.● Provided AWS Consulting to Toptal Developers.● Technical consultant for developing a new business proposal for a key Toptal client.● Tech Lead for Toptals AWS MSP and Devops Partnerships.

● Participated in exclusive DOP (DevOps Professional Certification Exam Writer) Workshops in Atlanta, Chicago, and Seattle. These intensive 4-daysessions involved crafting psychometric questions designed to rigorously evaluate and certify future AWS DevOps professionals.https://www.credly.com/users/dan-bryan/badges

● Participated eth2 validation on Medalla, Spadina, Zinken, and Pyrmont testnets. I also was part of the Serenity Launch and still am an activemainnet validator. https://app.poap.xyz/scan/danb.eth● Partnered with cryptomanufaktur on ethereum foundation grant developing eth-docker project. http://eth-docker.net/ https://github.com/eth2-educators/eth-docker

● Automated IAM policies to comply with NIST 800-53 standards, including HIPAA, PCI, and ISO requirements. ● Developed CloudFormation Template (CFT) remediations to enforce privacy for non-whitelisted S3 buckets and objects. ● Created CFT remediations to ensure all non-whitelisted RDS and Redshift clusters remained private. ● Designed CFT remediations to enforce privacy for EBS and RDS snapshots. ● Implemented CFT remediations to restrict AWS API usage to office hours and trusted locations.

● Provided leadership, training and project management for 3 PKI Engineers● Provided subject matter expert guidance for customers interfacing with PKI Technologies● Designed technical and operational security components by integrating Elasticseach, Logstash, and Kibana to obtain high level analytical view of the information service● Lead development of enterprise revocation service security architecture.● Lead enterprise revocation service through certification and accreditation.● Accredited and deployed servers via physical, virtual, and cloud based mediums● Developed multiple tools enabling admins and developers to interface with PKI technologies● Coordinated PKI configurations with desktop providers and software distribution centers.● Recommended physical, administrative and technical controls to ensure high availability of enterprise PKI service using BIG-IP F5’s.● Recommended and implemented Intrusion detection, access control, and auditing of PKI services.● Lead security planning, assessment, and risk management activities for PKI services using DISA STIGs, Retina, Nessus technologies.● Provided system security engineering guidance to Enterprise Lync/Desktop server teams as a subject matter expert in certificate revocation technologies.● Interacted with high-level stakeholders of Engineering Review Board defining standard OCSP policies and objectives ensuring availability across the enterprise

● Participated in SAICs MD Cyber challenge incorporating computer defense and offense strategies. Implementing STIGs, and performing vulnerability assessments with Nessus / Metasploit / Armitage● Participated in Deloitte's National Collegiate Cyber Defense Competition with Howard Community College● Deployed CISCO ASA 5505, enabled anyconnect VPN solution with active directory authentication as well as configured firewall services for a DMZ and internal LAN.● Attended Hacker Space events frequently, including seminars, presenting at conferences, and entering capture the flag challenges.● Attended various classes related to network security: VPN, IDS, Firewall, Pentesting● Self-pursuit of CCNP Route, Switch, and Tshoot via Howard Community College.● Self-pursuit of Python training via CBT nuggets● Self-pursuit of Oracle Database 11g SQL Fundamentals training via CBT nuggets● Installed, configured desktop, server, and network components.● Resolved issues with mobile devices, desktop, printers, software, and network appliances.● Provided Hands on training with new hardware and software technologies.

● Determined equipment, and configuration requirements as well as provided guidance for installation of Communications technology components. (multiplexors, PBX, Voice, Voip, Network).● Assisted with a Squadron site relocation communications design; coordinated relocation with service providers to ensure availability of critical systems during transition.● Kept detailed documentation of network, telecommunication, and transmission circuits.● Provided cryptography solutions for missions, key issuance, renewal, and application.● Developed tools allowing operators to automate common tasks. ● Provided computer systems support for squadron. Installed software, fixed connectivity issues, diagnosed hardware issues.● Created and maintained a public website for the Air control Squadron.● Graduated Airman Leadership School, and took on the role of supervisor providing performance reports and career training for network system employees.

● Provided technical assistance with medical devices.● Acted as technical support liaison with Safeway Help desk.● Input customer personal and medical data into computer software.● Ensured customer PII was protected in accordance with HIPPA regulations.

● Managed windows domain services including active directory, dhcp, dns.IIS● Built and configured windows 98/xp/2000 desktop/servers.● Resolved hardware issues with computers, printers, telephones and fax machines.● Built cat-5 cables, ran wires, and diagnosed network connectivity issues.● Performed website development for 4 websites using dreamweaver● Developed various tools using visual basic.

● Performed OS and Software deployments.● Engineered Local Area Network and Internet connectivity.● Installed and Configured fax machines, printers.

● Built and configured windows 98 desktops.● Resolved hardware issues with computers, printers, telephones and fax machines.● Built cat-5 cables, ran wires, and diagnosed network connectivity issues.

● Managed redhat 5 (Hurricane) linux server running apache● Developed and managed website for independent pharmacy in Cloverly MD.● Performed cat5 cable management including cable termination and routing.● Installed and configured Internet Service Provider Routers● Configured Internet connection sharing and Home networking● Attended 2600 Meetings in Baltimore