Network Infrastructure Specialist

3 dni temu


Warszawa, Mazovia, Polska Capital Pełny etat
Capital: Cybersecurity & Networking Expert

We are a leading trading platform seeking a seasoned Cybersecurity and Network Architect to expand our team. With ambitious plans for global growth, we deliver top-rated products that have earned industry recognition for cutting-edge technology and exceptional client experience.

Our ideal candidate will possess in-depth knowledge of network design and administration using Cisco, Arista, and Ubiquiti technologies. Experience with configuring and maintaining network services in AWS (VPC, VPN, Direct Connect) is also essential. Furthermore, they should be skilled in integrating AWS services with on-premises data centers and office networks.

  • Key Responsibilities:
  • Design and implement secure networks using industry-leading technologies.
  • Maintain and configure network services in AWS, ensuring seamless integration with on-premises environments.
  • Develop and implement Ansible and AWX playbooks for efficient network device provisioning.
  • Establish CI/CD pipelines for network configuration changes.
  • Ensure security, scalability, and optimal performance for container-based environments.
  • Implement and manage monitoring systems (e.g., Zabbix, Grafana) to track network health.
  • Provide 24/7 on-call support, addressing and resolving network incidents promptly.
  • Prepare and maintain technical documentation for on-premises and cloud-based network services.
  • Participate in internal and external audits to ensure compliance with security standards and best practices.

Requirements:

  • A minimum of 7+ years of experience as a Network Engineer, managing office and/or data center infrastructures.
  • Strong Linux administration skills (Debian, RedHat) and/or FreeBSD for network services.
  • Cisco certifications (CCNA/CCNP, CCDA) or equivalent.
  • AWS certifications (AWS Certified Solutions Architect, SysOps Administrator) are a plus.
  • Kubernetes-related certifications (CKA, CKAD) are a strong advantage.
  • Deep understanding of TCP/IP protocols, dynamic routing (EIGRP, OSPF, BGP), and VPN technologies (OpenVPN, IPSec, WireGuard).
  • Hands-on experience with network emulators/simulators (Cisco PT, GNS3, EVE NG).
  • Administration of virtualization systems (Proxmox) and active network equipment (Cisco, Ubiquiti, Arista).
  • Proven track record in designing and supporting Kubernetes networks (CNI, network policies, service mesh).
  • Strong grasp of information security principles and hardening practices.
  • Scripting (BASH, Python) for automation.
  • Configuration management with Ansible, AWX.
  • Experience with CI/CD pipelines in a network operations context.
  • Analytical mindset with the ability to solve complex problems.
  • Strong communication and teamwork skills.
  • Ability to work under pressure and quickly address critical incidents.
  • Business level proficiency in English or above (equivalent to B2 or above in CEFR).


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