Senior Network Engineer at GeoPoll

Responsibilities: 

• Design, implement and maintain network infrastructure and systems.
• Configure and maintain IPsec, OpenVPN and SSTP VPNs, Firewalls, load balancers and other security protocols.
• Manage Windows and Linux administration, including domain administration and security.
• Identify and troubleshoot network issues and provide timely solutions.
• Conduct regular system audits to ensure optimal performance and security.
• Deploy and maintain monitoring tools such as Zabbix, Nagios, checkmk, and SNMP.
• Manage and maintain virtualization environments using Hyper-V and VMWare, ensuring optimal performance and stability.
• Collaborate with the team to identify and implement network improvements and upgrades.
• Stay up to date with the latest industry trends and technologies to improve our network systems.
• Participate in on-call rotation for off-hour support and incident response.

Requirements: 

• Bachelor’s degree in computer science, Information Technology, Electrical Engineering, or suitable experience in the related field 
• 5+ years of experience as a Senior Network Engineer or a similar role 
• Strong knowledge of IPsec VPNs, Firewalls, Load balancers Windows Administration, and Linux Administration 
• In-depth understanding of network protocols and security systems 
• Expertise in virtualization platforms such as Hyper-V and VMware. 
• Expertise in network security, intrusion detection and prevention systems, vulnerability scanning as well as penetration testing. 
• Experience setting up and maintaining webservers such as Microsoft IIS, Apache/Nginx 
• Experience preferred (not required) in setting up and maintaining Asterisk, FreePBX and IVR systems. 
• Experience preferred (not required) in setting up messaging using SMPP and ParlayX 
• Familiarity in setting up and maintaining messaging queueing systems using RabbitMQ/ActiveMQ 
• Experience running systems in production. 
• Familiarity with database technologies such as SQL Server, MySQL  
• Shell scripting and automation (bash, powershell, python, nodejs)
• Strong analytical and problem-solving skills 
• Excellent communication and interpersonal skills 
• Ability to work independently and in a team environment. 
• Relevant certifications such as CCNA, CCNP, and CISSP are a plus.