Валентин

Valentin O. Marchenko
Kiev, Malozemelna St. 34i, 02000 | [open contact info](look above in the "contact info" section) | [open contact info](look above in the "contact info" section) | TG: lcksamurai
Target
Increase my financial well-being, acquire new people, try and learn something new.
Terms of work
I’m ok with:
- chaotic environment
- remote / business trips
- junior team
I’m not ok with:
- unnecessary bureaucracy
- unnecessary manual work where soft can be used
- conflicts with common sense, unrealistic expectations
What job I’m looking for:
A role that will provide some management experience: resource management as Team Lead or feature/process management as Data Architect. So, I’m fine with projects with significant organizational challenges: both in the context of team organization and technology design.
Education
Master | 2024 | National Aviation University
• Specialty: Cyber Security
• Additional specialty. Systems of Technical Information Protection, Data-Processing Automation
Diploma | 2023 | National Aviation University
• Specialty: Cyber Security
• Additional specialty. Systems of Technical Information Protection, Data-Processing Automation
Certificate | 2022 | The courses: “LevelUP”
• Specialty: Java Developer
Diploma | 2020 | Dnipro Industrial College
• Specialty: Computer Technology
• Additional specialty. Maintenance of computer networks and systems
Certificate | 2016 | The courses: “Step”
• Specialty: A wide range of occupations
Skills and abilities
Management
• In my previous jobs, I had from 2 to 6 employees that I supervised. I mainly distributed tasks, controlled the quality of their implementation, helped to do complex projects. I had work experience both in sales, and in the IT industry. I often held brainstorming sessions and team building meetings.
IT skills
• Linux (Ubuntu, Debian, CentOS, Arch), Windows Server, OpenBSD, KVM, VMware ESXi, Proxmox, Git, Kubernetes, Hardware Computer troubleshooting, Video and Photo editing, Trello, Notion, Jira, Сonfluence, FortiNet, Mikrotik, Cisco, HP, Veeam Backup, Active Directory + GPO, Domain Controller, Microsoft Exchange, VoIP, SIP, Asterisk, Some CRM and PBX, Nginx, NextCloud, Spiceworks, GSuits, Zoho, VPN (L2TP + IPsec, or WireGuard), Proxy, AWS, Azure, Cherry Servers, Dedim, Swiss Made, Camera system administration, Raising dedicated servers and VPS, Java, Knowledge of network protocols, DHCP, VLAN, LDAP, Cloudflare, Simple website makeup, Stand-up and support web applications, HTML, CSS, Monitoring systems (Alertmanager, Zabbix, Prometheus, Grafana), Penetration testing of systems and networks, servers, sites.
Personal Skills
• English – B2, Russian - native, Ukrainian - native.
• Driving license category B, C, more than five years.
• High degree of responsibility, Stress-resistance, Ability to work in a team, Ability to lead a team, Honesty, High speed of work and reaction to problems and tasks, Quickly learn new skills, Non-conflictual, Good at communication.
Work experience
Freelancer:
Co-founder |
• Setting up a company from 0, recruiting staff, setting up processes, solving critical tasks
head of it department | prof. solution
• Cloud infrastructure, remote and physical security, system configuration, management of two subordinates
IT Manager | Vidget script
• Distribute tasks among 3 employees, Help solve problems, Correct employee errors, Train employees, Process payments, Raise new servers, offices and networks in them. Infrastructure: Remote servers, Video surveillance server maintenance, Remote and physical security (FortiNet), Work site editing, Helpdesk and git systems implementation
Administrator | Foxtrot
• Managed the staff, helped improve the shop performance, set up brainstorming sessions, invented new sales techniques.
QA | Citrus
• - Tested company websites and applications for bugs and weaknesses, wrote reports and suggested solutions to problems. Tools I used: SAST, SCA, OAST, DAST, RASP, IDS.
System Administrator | Ventalab
• I supported the first and second lines, kept the local office running, raised local servers, telephony and networks. Infrastructure: Physical servers, Physical and remote security, Maintenance of office peripherals.
System Administrator | Matrolux
• I was mainly engaged in solving problems of a local nature. Infrastructure: Physical servers, Physical and remote security, Maintenance of office peripherals.
System Administrator | FOP "Shtonda"
• I was involved in solving local problems, working with networks and payment systems.