Mykhaylo R., DevOps/SRE/Lead System Administrator
C1 (Advanced) English
Senior (5-10 years)
Ukraine
UTC+02:00
Summary
- Over 20 years in IT with a master's degree in Cybernetics
- Proficient in Ansible: Extensive experience in deploying and managing Ansible-driven infrastructure, particularly highlighted in roles as SRE/Architect (Aug 2018 – Present) and Senior DevOps Engineer/Lead Sysadmin (Aug 2020 – May 2021), where Ansible was pivotal in scaling a learning platform from 1,000 to over 100,000 students and in key migration projects.
- Expertise in Windows Environments: Demonstrated strong skills in managing Windows environments, especially as an SRE/Architect (Aug 2018 – Present) and CTO (2013 – Mar 2022), involving Windows AD+MSSQL backoffice management and ITIL Service Management framework implementation on Windows platforms.
- Versatile IT Roles with Ansible and Windows: Across various roles including IT Service Manager, Senior DevOps Engineer, and CTO, consistently applied Ansible and Windows technologies in large-scale infrastructure projects and day-to-day operations, showing versatility and depth in these areas.
- Managing the growth of the learning platform from 1,000+ to 100k+ active students
- ITIL v3 Foundations Certificate
- More than 5 years of experience in leading ITIL Service Management capability and implementing end-to-end ITIL Service Management framework
- Strong experience in using ServiceNow and Jira Service Desk for ITSM
- Experienced IT/Telecom Specialist
- UNIX and UNIX-Like OS (FreeBSD, Linux, SunOS, MacOS X) background
- Over 20 years of Windows/windows server family. From NT4.0 /win3.1 up to Server2019. As well as upgrading Up to 15 years with server HW, and 13 years with storage solutions
- Infrastructure problem-solver with a strong view on reliability, performance, and disaster recovery
- Fluent English
Main Skills
Bash 10 yr.
Shell Scripts 10 yr.
MySQL 10 yr.
Ansible
Ansible Playbook
Programming Languages
Rust Frameworks
JavaScript Libraries and Tools
Data Analysis and Visualization Technologies
Databases & Management Systems / ORM
Cloud Platforms, Services & Computing
Amazon Web Services
Azure Cloud Services
Methodologies, Paradigms and Patterns
Deployment, CI/CD & Administration
Web/App Servers, Middleware
Scripting and Command Line Interfaces
Mail / Network Protocols / Data transfer
Version Control
Platforms
Virtualization, Containers and Orchestration
Operating Systems
Logging and Monitoring
Collaboration, Task & Issue Tracking
Message/Queue/Task Brokers
Third Party Tools / IDEs / SDK / Services
SDK / API and Integrations
Other Technical Skills
Experience
SRE/Architect
Aug 2018 – present
Responsibilities: Learning platform grown from 1000+ to 100k+ active students. Infrastructure architecture, sizing, and developing on-premise with active AWS mirror DRS location. Highly customized Moodle, Self-written CRM/ERP with integrations with payment providers, accounting, and student management. Deputy Director of Education from March 2022.
Technologies: Ansible-driven infrastructure. Openshift. Windows AD+MSSQL backoffice. AWS, Linux, bash, MongoDB, ESXi, CloudFormation, docker, docker-compose, bitbucket, Jenkins, BAS, jre, tomcat, LDAP, MongoDB, s3 both for storage and deployments.
Senior DevOps Engineer/Lead sysadmin
Aug 2020 – May 2021
Responsibilities: Online Retail. AWS to self-hosted migration, “work from home” implementation. AWS EB product upgrade from platform v1 to platform v2 with performance optimization, security, and stability.
Technologies: AWS, AWS CLI, EB CLI, code deploy, MongoDB
Technologies: Ansible, AWS, AWS CLI, k8s, EB CLI, code deploy, MongoDB docker swarm, docker, docker-compose, Jenkins, python, vault, bash, PostgreSQL, BAS, AD+openvpn, Kafka, elastic search, rabbitmq, streamsets. Integrating vault to build process, CI/CD pipelines for dev/staging/prod deployment without downtime, Kafka as a data proxy for logging and analytics, performance optimizations, developers support, back-office operations.
IT Service Manager/ SRE/Architect
Aug 2018 – 2020
Responsibilities: Learning platform grown from 1000+ to 100k+ active students. Infrastructure
architecture, sizing, and developing on-premise with active AWS mirror DRS location. Highly customized Moodle, Self-written CRM/ERP with integrations with payment providers, accounting, and student management. Deputy Director of Education from March 2022.
Technologies: AWS, Linux, bash, MongoDB, ESXi, terraform, docker, docker-compose, bitbucket, Jenkins, BAS, jre, tomcat, LDAP,
CTO
2013 – Mar 2022
Responsibilities: Managed end-to-end ITIL Service Management framework for self-hosted and cloud office and back-office support tools. Developed Service Design & Transition processes, Major Incident Management, Problem, Change & Release Management, and Disaster Recovery plan. Led a team of duty engineers.
Technologies: Linux, FreeBSD, windows, email, LDAP, RDP, MySQL, MySQL, sip, webinars hardware, etc.
Lead System Administrator
2008 – Feb 2022
Responsibilities: Managed IT services for a Sports Arena, including access control, online reservations, ticket provisioning, and cloud migration. Implemented ITIL-based service management processes, including continuous service improvement, risk management, and development of KPIs. Partial migration to Azure, including Azure AD, Azure Database for MySQL, Azure SQL DB, Database Migration Service, Azure Functions, AKS, Windows VMs, and VPN Gateway.
Technologies: FreeBSD, NetBSD, Linux, Perl, sh, sip, mssql, Citrix, ms isa, Azure.
Consultant / Development engineer
Mar 2008 – Oct 2012
Responsibilities: Telecom solutions provider/ mobile operator solution.
Technologies: java, bash, Perl, Python, real-time NoSQL DB, Oracle, RADIUS, Diameter, LDAP, DRS, checkpoint products, Linux, FreeBSD, HP-UX
IT Manager/system administrator
Mar 2006 - Jun 2006
Responsibilities: Planning and deployment of hardware to software telecom services
IT Manager
Jul 2004 - Dec 2004
Responsibilities: Deliver high-grade quality service for over 10 branch offices with local IT teams and service providers.
Education
The Taras Shevchenko National University of Kyiv, MS, Cybernetics
2003 - 2009