Infrastructure Security Engineer

About the role

Social Discovery Group (SDG) is seeking an Infrastructure Security Engineer to protect and harden its global cloud and on‑premise environments. You will work remotely with a distributed team, designing Zero Trust solutions and ensuring the security of endpoints, networks, and data.

Key responsibilities

• Design, implement, and maintain Cloudflare Zero Trust architecture (Access, Gateway, Tunnel, One Client).
• Harden and protect endpoints through baseline configuration, patching, and EDR/antivirus management.
• Run the vulnerability management process: identify, assess, prioritize, and track remediation of vulnerabilities.
• Build and maintain security monitoring capabilities, onboarding new log and data sources into the SIEM.
• Design and enforce network segmentation (VLANs, firewall zones, micro‑segmentation) to limit lateral movement.
• Coordinate infrastructure‑focused penetration tests and drive remediation of findings.
• Lead incident response for infrastructure security incidents.

Required profile

• 3+ years of experience in infrastructure or network security.
• Hands‑on experience with Zero Trust Network Access platforms.
• Proven track record hardening endpoints and managing patching/EDR solutions.
• Experience designing network segmentation and running vulnerability management programs.
• Ability to build and tune SIEM detections and onboard new data sources.
• Experience coordinating or leading incident response for infrastructure incidents.

Required skills

• Cloudflare Zero Trust (Access, Gateway, Tunnel, One Client).
• Endpoint hardening, baseline configuration, patching, EDR/antivirus.
• Vulnerability management using CVSS, prioritization, remediation SLAs.
• SIEM onboarding and detection tuning.
• Network segmentation: VLANs, firewall zones, micro‑segmentation.
• Penetration testing coordination.
• Incident response coordination.

What we offer

• Full‑time remote work.
• 28 vacation days + 7 wellness days per year.
• Bonuses up to $5,000 for successful referrals.
• 50% reimbursement for professional training, conferences, and meetings.
• Corporate discounts for English lessons and health benefits (up to $1,000 per year for self‑purchased insurance).