Job Title: Systems Administrator – Communications & Network (AWS)
Location: Barcelona preferred (Remote flexibility available)

Position Overview:
We are seeking an experienced Network and Systems Administrator to support the migration of on-premise
infrastructure to AWS. The ideal candidate will bring deep expertise in network architecture and security within both
traditional data centers and cloud environments. Advanced English proficiency is required.

Key Responsibilities:
Provide network expertise to support the migration of servers from local data centers to AWS.
Design and manage AWS network infrastructure, ensuring secure and optimized connectivity across
environments.
Assist in the migration of firewall (FW) rulesfrom on-premises to AWS, ensuring policy alignment and minimal
disruption.
Configure and manage AWS networking components, including security groups, subnets, routing, and
firewall configurations.
Support and maintain proxy and firewall architecture, including Zscaler proxy and Fortinet firewall.
Collaborate with cross-functional teams to ensure secure and stable communication channels during and after
migration.

Required Qualifications:
3–5 years of experience in network administration, with a strong focus on cloud migrations.
Proven experience with AWS networking architecture and cloud migration best practices.
Solid understanding of firewall rule migration, proxy management, and network security in both cloud and
on-prem environments.
Hands-on experience with Fortinet firewalls and Zscaler proxy systems.
In-depth knowledge of security groups, firewall configuration, and network segmentation.

Preferred Qualifications:
Experience in large-scale enterprise migrations to AWS.
Familiarity with hybrid network environments.
Strong troubleshooting and communication skills.

Languages:
English: Advanced (Required)