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.
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