Senior Systems & Cloud Infrastructure Specialist

Aras Kargo; Fatih; On-site; TRY 350,000 - 550,000; Full time

Benefits offered by this job

Hybrid working model

Flexible working hours

Taxi transportation for Headquarters

Job summary

Aras Kargo is expanding its IT Infrastructure team and seeks a Senior System Specialist to join our System & Network group in Istanbul. You will design, implement, and manage on‑premise, cloud, and hybrid architectures ensuring high availability and security. The role requires deep Windows and Linux administration, virtualization, and IaC experience, with mentoring responsibilities.

We offer a hybrid working model and career development opportunities within a growing logistics tech environment.

Qualifications

• Bachelor's degree in a related technical field.
• 8–10 years of hands-on system administration and infrastructure management.
• Advanced English proficiency in both reading and writing.
• Advanced expertise in Windows Server administration (AD, GPO, DNS, DHCP, CA, IIS).
• Solid Linux/Unix administration in RedHat, Debian, Oracle Linux Server with scripting and performance optimization.
• VMware vSphere/ESXi expertise.
• Hybrid or native cloud infrastructure management on AWS/Azure/GCP.
• Familiar with Docker and Kubernetes.
• Storage knowledge SAN/NAS with NetApp, Dell EMC, HPE, IBM.
• Veeam backup expertise.
• Scripting in PowerShell, Bash, or Python.
• IaC tools such as Ansible, Terraform, or Puppet.
• Monitoring tools: SolarWinds, AppDynamics, Zabbix, Grafana/Prometheus.
• Networking: TCP/IP, VLAN, Routing, Load Balancers, Firewalls.
• Security solutions including Antivirus/EDR, SIEM integrations, Patch Management.

Responsibilities

• Design, establish, optimize, and manage the architecture of on-premise, cloud, and hybrid system infrastructures to ensure high availability and scalability.
• Define, implement, and regularly test HA, backup, and Disaster Recovery strategies to guarantee business continuity.
• Continuously monitor system performance, identify bottlenecks, and resolve Tier 3 complex technical issues to maintain optimal operation.
• Execute system security hardening, patch management, and access control processes in full compliance with security standards such as ISO 27001 and KVKK.
• Develop scripts and Infrastructure as Code tools to automate repetitive system administration tasks.
• Manage infrastructure projects end-to-end, prepare thorough technical documentation, and provide technical guidance and mentorship to the team.

Skills

Windows Server admin

Linux/Unix admin

VMware vSphere

Cloud infrastructure

Docker & Kubernetes

Scripting: PowerShell

Bash scripting

Python scripting

Infrastructure as Code

Ansible

Terraform

Puppet

Monitoring tools

Networking fundamentals

Firewalls

Security & patch management

SIEM integrations

Backup solutions

Storage SAN/NAS

Veeam Backup

Active Directory

Education

Bachelor's degree in Computer Engineering / Software Engineering / Electrical and Electronics Engineering

Tools

VMware vSphere/ESXi

AWS

Azure

GCP

Docker

Kubernetes

NetApp

Dell EMC

HPE

IBM storage

Veeam Backup & Replication

PowerShell

Bash

Python

Ansible

Terraform

Puppet

SolarWinds

Zabbix

Grafana

Prometheus

Job description

Aras Kargo is expanding its IT Infrastructure team and seeks a Senior System Specialist to join our System & Network group in Istanbul. You will design, implement, and manage on‑premise, cloud, and hybrid architectures ensuring high availability and security. The role requires deep Windows and Linux administration, virtualization, and IaC experience, with mentoring responsibilities.

We offer a hybrid working model and career development opportunities within a growing logistics tech environment.