Linux System Administrator / DevOps Engineer

На данный момент Lead Engineer.

Мои компетенции и опыт

Vadim Prisjazhnjuk

Linux System Administrator / DevOps Engineer

Contact Information:

Phone: нужен доступ к резюме

Email: нужен доступ к резюме

Location: Moscow, Russia (Open to relocation and business trips)

Professional Summary

Experienced Linux System Administrator and DevOps Engineer with over 25 years of expertise in maintaining and optimizing IT infrastructure, automating processes, and enhancing system reliability. Proven ability to manage complex environments, resolve critical incidents, and deploy scalable solutions using modern tools and technologies. Adept at collaborating with cross-functional teams and mentoring colleagues.

Key Skills

Operating Systems: Linux (CentOS, Ubuntu, Debian), FreeBSD, Windows Server

Automation & Monitoring: Ansible, Zabbix, Jenkins, Graylog

Containerization & Orchestration: Docker, Kubernetes, LXC/LXD, OpenShift

Networking: TCP/IP, VPN (IPSec, WireGuard), DNS, DHCP, VLANs, Cisco, Mikrotik

Cloud & Virtualization: VMware ESXi, Hyper-V, Proxmox

Programming & Scripting: Bash, Python, PHP, VBScript

Databases: MySQL, PostgreSQL, Percona, Patroni

DevOps Tools: GitLab, Jenkins (CI/CD pipelines), Istio

Security: SSL/TLS, LetsEncrypt, firewall configurations

Professional Experience

Lead Engineer

Sberbank | Moscow, Russia | May 2024 – Present

Administered Linux-based systems and resolved critical incidents.

Designed and implemented monitoring and automation solutions.

Participated in capacity planning and software testing.

Managed acceptance and performance testing for new systems.

Worked extensively with OpenShift and Istio.

Senior Linux Engineer

Softline | Russia | August 2023 – May 2024

Conducted presales engineering, risk assessments, and effort estimations.

Delivered technical tasks and drafted IT documentation.

Resolved advanced technical incidents for corporate clients.

Lead Implementation Engineer

Kryptonit | Russia | February 2022 – May 2023

Deployed and managed container orchestration platforms.

Provided customer support for platform deployments and handled incidents.

Developed installation and operational guides.

Mentored colleagues and contributed to platform development.

Linux System Administrator

Pecom Logistics | Moscow, Russia | February 2018 – February 2022

Maintained a Linux-based server infrastructure.

Automated routine operations using Ansible.

Managed Kubernetes clusters, GitLab CI/CD, and monitoring systems.

Supported development and testing environments.

System Administrator

Direct Insurance | Saint Petersburg, Russia | March 2017 – December 2017

Migrated telephony systems to FreePBX with secure TLS/SRTP protocols.

Virtualized infrastructure using Hyper-V.

Set up Exchange Server and backup systems.

Education

Engineer of Radio-Electronic Systems Military Academy of Strategic Missile Forces | Russia | 1999

Certifications

1C:Enterprise Configuration нужен доступ к резюме

Professional Programming in PHP нужен доступ к резюме

Java Development нужен доступ к резюме

Languages

Russian: Native

English: Intermediate (B1)

Spanish: Beginner (A1)

Hobbies

Cycling, skiing, rollerblading, Arduino projects