Main Objectives and Activities: * Monitor the availability of our services, follow up on incidents/problems and provide root cause analyzes to define permanent fixes, with a view to continuous improvement. * Recommend, deploy and maintain security, network solutions, such as firewalls, WAF, router, switch, load balancer, etc. * Analyze application flows during incidents (TCPDUMP, WireShark). * Analyze and implement traditional firewall rules (Cisco CSM/FMC, Checkpoint Firewall) and “pull-request” firewall rules (Checkpoint Cloudguard, AWS, Azure); * Configure, support, document network access infrastructure such as authentication, authorization and device profiling. (NAC). * Implement content delivery solutions (CDN) and DDOS protection. * Implement network solutions for our campuses, branches and data centers. * Analyze and assess the risks and vulnerabilities of various systems. * Ensure all the equipment are compliant with security standards in accordance with the enterprise architecture. * Analyze infrastructure change requests, assess impacts on existing applications, suggest and make appropriate changes. * Identify and automate the processes in place with the objective of saving time or gaining quality for production releases. * Provide management with all the information to influence the orientations and strategies related to the network and cybersecurity infrastructures. * Perform and maintain documentation of our environments. * Able to work outside normal working hours and do standby duty Experience: * At least 5 years of relevant experience as Network Engineer in relevant field. * Good experience in network technologies/concepts (Switch, Router, VPN, DNS, Load-Balancer, TCP, QoS). * Good experience in a Cloud environment, AWS, Azure, GCP, etc. * Good knowledge of data encryption concepts (SSL, VPN, TLS, PKI). * Knowledge of programming languages to perform automation (Python and use of different APIs Cisco or other). * Knowledge of network tools (Wireshark, Zabbix, Extrahop, etc.). Education * Bachelor’s Degree in Computer Science/Engineering or equivalent experience. Language skills * Good communication skills in English (both written and oral) What you will get from ATA IT: * 14 days’ vacation in first year * Health insurance for staff & families * Life insurance * Dental fee for staff & families * Provident fund * Monetary Assistance (Childbirth, Funeral, Basket Visit) * Annual Party * Monthly Activities- Staff Birthday & Company Activities * Annual Health Check * Multi-national company with flexible working hours, but professional company culture * Hybrid Work from Home Policy