dvirch

Dev Ops Team Lead/Node Operator

https://web.archive.org/web/20221130033422/https://ace.nus.edu.sg/network-penetration-testing/

I am mostly into DevSecOps, Blockchain, CyberSecurity, Lecturing, and Project Management.

Programming: Python, Bash, PowerShell, Github
Blockchain: Cosmos based chains, app-chain automated deployment, node monitoring, Cosmovisor, EVM nodes, Juno, Celo, Fantom, Osmosis, Evmos, Arbitrum, etc.
Operating systems: Ubuntu, Kali Linux, CentOS, Windows Server 08-16
Cloud providers: AWS (+AWS CLI), Azure (+Azure PowerShell SDK), Hyper-V (+PowerCLI)
Area of expertise: DevSecOps, Cloud automation, Operating systems architecture (Windows), Computer and network forensics, Penetration testing, Incident response
Systems and tools: Jenkins, Nginx, Docker (+Swarm), ELK stack, Splunk Mesos, Aurora, Redis, CDN (Fastly, CloudFlare, Route53), Microsoft Exchange, IIS, J-meter, Load Balancing, Mail security, WordPress security, OpenVPN, Snort, Volatility, Metasploit, SysInternals, CFF Explorer, YARA rules, pfSense, mimikatz, NMAP, WMIC

Interests: Artificial Intelligence, Natural Language Processing, Blockchain, Philosophy, Woodworking, and biking.

Experience: 8 years

Yearly salary: $180,000

Hourly rate: $0

Nationality: 🌏 Remote

Residency: 🇬🇪 Georgia

Experience

Team Lead - Advanced Cyber and Cloud Security Training

DART

2020 - 2022

- Team leader of 5 cyber specialists - Managing the day-to-day workload and communication with the team using daily stand-ups, Jira, Confluence, Slack, Google Drive - Working with sensitive governmental organizations and facilitating advanced cyber courses (Cloud Security, Python, Malware Analysis, Incident Response, Penetration Testing, Operating Systems, etc.) - Monitoring trainee's progress automatically and alerting based on a specific set of triggers (ELK, ElastAlert, Moodle API, Python) - Facilitating cyber simulation practices ('ranges') and creating automation to provision full-blown cyber incidents on-premises/cloud/hybrid (AWS CLI, VMware PowerCLI) - Creating in-house automation tools to improve manual processes using Python, Jenkins, Docker, AWS CLI, etc. - Providing high-grade reports on personnel professional level, strong and weak points along with soft skills impressions. - Development of learning material and syllabuses - Full responsibility for the cloud infrastructure of the company - Creation of a full 'Cloud Security' course - slides, recordings, exercises, and lab setups

Lecturer for information security and infrastructure

INT college - Institute of Innovation & Technology

2019 - 2020

- Creating class materials and exams - Frontal and Zoom sessions - Providing extra-curricular material and activities

DevSecOps Engineer

Medallia

2019 - 2021

- Automating the creation of new environment on AWS using AWS CLI, Bash, Jenkins, Terraform, Ansible and Packer - Creating pipelines and auto-scaling operations using AWS, Jenkins, Groovy, Bash, Python - Creating maintenance Jenkins jobs (for AWS, on-prem systems, deployments etc.) - Responsibility for real-time large scale systems with high profile fortune 500 clients - Adding monitoring mechanisms and performing on-call shifts (ELK, PagerDuty, Grafana, ElastAlert) - Working closely with Development, Operations team, and project management to create build, and Deploy jobs across multiple environments - Created AMIs and automated the process with AMI builder using packer - Used JFrogartifactory for storing all the docker images - Facilitating responsibilities of a Security champion in the company - Experience with Application Security Testing using GitLab, Bandit, Trivy, etc. - Implementation and maintenance of DevSecOps processes

Sales Engineer - US, EMEA, APAC (0-day attacks protection)

Votiro

2019 - 2019

- Creating PoC environments in a click using Azure Powershell SDK - Managed benchmark project to estimate product's processing cost and clarify sizing (Jmeter) - Penetration testing for the company's products (generating payloads + testing known CVEs) - Technical competitors evaluation: Azure ATP, Next-gen AV, Sandboxes etc. - Managing and securing the sales processes with valuable company leads - Technical answers to valuable tenders RFI/RFP for the company - Writing extensive documentation for on-boarding new hires

Lecturer for Forensics and Pen-testing & Co-founder at DNA Digital

Ness college

2017 - 2019

- Lecturing on IT and Cybersecurity for industry experienced professionals and non-experienced students - Writing extensive class material and creating class/home lab assignments - Creating off-curriculum bonus tasks for progressing students (for home + class) - Automating checks of students assignments and tests - Keeping track on each individual progress of each student - Managing the digital agency, Customer relations, freelance employees and working with outsource companies - Focusing on CRO (Conversion Rate Optimization) for optimizing selling processes and websites delivery - Defining workflows and processes from scratch, measuring relevant KPIs

Devops & Integrations Engineer

Votiro

2015 - 2017

- Designing architectures and applying integrations of the product in dozens of enterprises - Researching and analysis reports for malwares that were found in customers systems - Writing inside-organization's automations and IAAS environments (Azure, Exchange..) - Deployment and maintenance of Azure servers, database Servers (SQL Server 2014, Express), IIS servers, Clusters, VMware, Hyper-V.

System Administrator & Automations

Israel Defense Forces

2012 - 2015

- Managing an organization with over 1200 end stations and dozens of servers. - Automation of processes with batch, Powershell (AD, Application servers, Testing) - Configure and manage networking equipment switches and routers (Cisco and Juniper) - Decoration of excellence from the unit commander (Colonel)

Skills

api

aws

blockchain

devops

education

grafana

python

english

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