System Administrator - English - Bucharest in Bucuresti

Jujur. Honest, trustful, fair.

Transparency is key at Jujur. Our team is committed to deliver an honest and personal approach when it comes to recruitment solutions. Candidates and clients come to us as we take the time to really understand their needs.

We are upfront while setting realistic and achievable goals. We believe that treating others with fairness and dignity is the rain that helps them grow and be fruitful.

Position: System Administrator

Location: Bucharest, Romania

Employment type: Full-time

Work model: On-site

DUTIES AND RESPONSIBILITIES:

• Install, configure, maintain, and support the company’s IT infrastructure, operating systems, server environments, and business-critical systems

• Manage the full lifecycle of server hardware, operating systems, and software applications, including updates, upgrades, patching, and performance optimisation

• Administer and maintain Windows and Linux server environments to ensure system reliability, availability, and security

• Manage virtualization platforms such as VMware, Hyper-V, Proxmox, ESXi, or similar technologies

• Configure, maintain, and troubleshoot networking infrastructure including Cisco equipment, switches, firewalls, wireless environments, and related network devices

• Monitor system performance, availability, and infrastructure health while proactively identifying and resolving potential issues

• Develop and maintain backup, disaster recovery, and business continuity procedures to ensure operational resilience

• Implement and manage security measures including antivirus, firewalls, encryption, user access controls, and vulnerability management processes

• Automate repetitive operational tasks through scripting and infrastructure automation tools such as PowerShell, Bash, or Python

• Provide technical support and troubleshooting for hardware, software, server, and network-related issues

• Manage user accounts, permissions, authentication methods, and access policies in line with company security standards

• Support infrastructure projects including migrations, upgrades, deployments, and system improvements

• Maintain technical documentation related to systems, configurations, procedures, incidents, and maintenance activities

• Collaborate closely with internal teams and stakeholders to support operational and infrastructure-related initiatives

• Ensure proper maintenance and operational standards within server rooms, including rack management, cabling, airflow, and infrastructure organisation

• Maintain high operational accountability, ownership, and responsiveness within a fast-paced production environment

• Work in a fully on-site environment with occasional shift rotation and night shift coverage when required.

REQUIREMENTS:

• Fluent in English, both verbal and written

• Minimum 3 years of experience as a System Administrator or in a similar infrastructure-focused role

• Strong networking knowledge with hands-on experience managing Cisco equipment

• CCNA certification is considered a strong advantage

• Strong experience administering Windows and Linux server environments

• Hands-on experience with virtualization technologies such as VMware, Hyper-V, ESXi, Proxmox, or similar platforms

• Familiarity with cloud infrastructure and monitoring platforms such as AWS, Azure, or Google Cloud

• Experience with infrastructure monitoring, troubleshooting, and performance optimisation

• Knowledge of backup, disaster recovery, and IT security best practices

• Experience with scripting or automation tools such as PowerShell, Bash, or Python is considered an advantage

• Strong problem-solving, troubleshooting, and organisational skills

• Ability to work independently and manage infrastructure responsibilities with minimal supervision

• Comfortable working fully on-site and participating in occasional shift and night coverage rotations

• Ability to occasionally work night shifts (when required).

BENEFITS: