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Денис
Системний адміністратор (Linux, customer support)
- Age:
- 45 years
- City:
- Vinnytsia
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DevOps | Linux admin | Information security engineer
Summary:
25+ years in Information security and cryptography.
Extensive experience in configuring and troubleshooting cryptographic hardware, applications,
servers, and various types of devices.
Linux OS administration(Oracle).
Personal Info:
Name Kulias Denys
Date of Birth 02/12/1980
Citizenship Ukraine
Phone [open contact info ](look above in the "contact info" section)
Linkedin [open contact info ](look above in the "contact info" section)
Email [open contact info ](look above in the "contact info" section)
Languages:
● English (A2-B1)
● Ukrainian (Native)
Experience:
Company: PORTA.ONE 03.2025 – Present
Position: DevOps trainee
Responsibilities included: Understanding of DevOps methodology, principles and tools
Environment: Linux (Oracle), Windows, bash, SSH, basic file system operation, scripts, software
installation and update, networking concepts.
Company: Ministry of Defence of Ukraine 07.2002 – 12.2023
Position: Head of security engineering and cryptography department
Responsibilities included: Leading and implementing information and network security
Environment: Cryptography algorithms, portable cryptographic USB tokens, full OS and information
encryption, software configuration, security patches and technical means of intelligence resistance.
Summary:
25+ years in Information security and cryptography.
Extensive experience in configuring and troubleshooting cryptographic hardware, applications,
servers, and various types of devices.
Linux OS administration(Oracle).
Personal Info:
Name Kulias Denys
Date of Birth 02/12/1980
Citizenship Ukraine
Phone [
Linkedin [
Email [
Languages:
● English (A2-B1)
● Ukrainian (Native)
Experience:
Company: PORTA.ONE 03.2025 – Present
Position: DevOps trainee
Responsibilities included: Understanding of DevOps methodology, principles and tools
Environment: Linux (Oracle), Windows, bash, SSH, basic file system operation, scripts, software
installation and update, networking concepts.
Company: Ministry of Defence of Ukraine 07.2002 – 12.2023
Position: Head of security engineering and cryptography department
Responsibilities included: Leading and implementing information and network security
Environment: Cryptography algorithms, portable cryptographic USB tokens, full OS and information
encryption, software configuration, security patches and technical means of intelligence resistance.
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