Looking For Freelancer Security Engineer – DevSecOps / Application & Infrastructure Security

Company: SMARTNCODE Technologies
Location: Hyderabad – In office
Experience: 4–7 years

Key Responsibilities

Package and protect the Python application/source code using tools such as Nuitka, Cython, or PyArmor.
Implement AWX/Ansible as a controlled execution layer with Job Templates, RBAC, and Credential Management.
Secure communication between customer intranet and internet/cloud, including HTTPS/TLS and SSL certificates.
Implement secrets management and eliminate hardcoded passwords using HashiCorp Vault, Ansible Vault, or equivalent tools.
Configure and harden Ubuntu/Linux and Windows firewalls, including UFW/iptables and Windows Defender Firewall.
Work with the existing Linux, Python,



and development teams to implement and maintain the security architecture.

Mandatory Skills

AWX & Ansible: Job Templates, RBAC, Credential Management
Python Source-Code Protection: Nuitka / Cython / PyArmor or equivalent
Secrets Management: HashiCorp Vault / Ansible Vault / equivalent
Network Security: HTTPS, TLS/SSL, certificates, secure network communication
Firewall Security: UFW, iptables, Windows Defender Firewall
Linux: Ubuntu administration and Bash scripting
Hands-on experience in Application Security, Infrastructure Security, or DevSecOps

📌 Freelancer_ Cybersecurity Engineer (Hyderabad)
🏢 SMARTNCODE TECHNOLOGIES PRIVATE
📍 Hyderabad