Senior Network Security Architect - Hybrid & Growth

Aras Kargo; Fatih; Hybrid; TRY 480,000 - 640,000; Full time

Benefits offered by this job

Hybrid working model

Flexible working hours

Taxi transportation for HQ employees

Birthday leave

Paternity leave 30 days

Meal card

Supplementary health insurance

Life insurance

Personal accident insurance

Meditopia app access

Online training via Aras AkademiGO

Job summary

Aras Kargo is seeking a Senior Network Specialist to actively participate in our network infrastructure security efforts. You will configure and manage firewalls, VPNs, and SIEM tools, analyze traffic for threats, and ensure secure remote access while aligning with ISO 27001/NIST standards.

Ideal candidates have 5+ years in network security, CEH/CompTIA Security+/CCNA-Security, and strong English. You will collaborate with SOC, vendors, and incident response teams in a hybrid office setting in

Qualifications

• Bachelor’s degree in Computer Engineering or Electronics Engineering.

Responsibilities

• Ensure and improve the security of the company’s network infrastructure.
• Configure and manage firewalls, IDS/IPS, VPN, and other network security solutions (Fortinet, Palo Alto, Cisco, etc.).
• Analyze network traffic to detect abnormal behavior, potential threats, and security vulnerabilities.
• Manage network segmentation, VLAN, and ACL configurations.
• Plan and apply security patches on network devices.
• Design and maintain network architectures in compliance with security standards (ISO 27001, NIST, CIS).
• Configure VPN (SSL/IPSec) to ensure secure remote access.
• Network Security and NAC: 802.1X, MAC Authentication, and Network Access Control
• Holds CCNA/CCNP or Aruba ACMA/ACMP certifications, or possesses knowledge at this level,
• Manage DDoS protection, IDS/IPS, and NDR solutions.
• Support relevant teams during security incidents (Incident Response) by blocking network access, providing logs, and isolating traffic when necessary.
• Collaborate with SOC, Information Security, and penetration testing teams to implement network‑related security measures.
• Monitor current cyber threats, security trends, and technologies to propose proactive measures.
• Contribute to Disaster Recovery (DR) and Business Continuity (BC) planning from a network perspective.
• Work closely with vendors and third‑party service providers to manage network security solutions, monitor performance, and implement improvements.

Skills

Firewall management

IDS/IPS

VPN systems

TCP/IP routing

OSI model

SIEM

Pen-testing

CEH cert

CompTIA Security+

CCNA/CCNP Security

Vendor management

English proficiency

Education

Bachelors in Computer/Electronics Eng

Tools

Fortinet

Palo Alto

Cisco

QRadar

ArcSight

Job description

Aras Kargo is seeking a Senior Network Specialist to actively participate in our network infrastructure security efforts. You will configure and manage firewalls, VPNs, and SIEM tools, analyze traffic for threats, and ensure secure remote access while aligning with ISO 27001/NIST standards.

Ideal candidates have 5+ years in network security, CEH/CompTIA Security+/CCNA-Security, and strong English. You will collaborate with SOC, vendors, and incident response teams in a hybrid office setting in