Senior Multi-Cloud Infrastructure & Security Engineer

Pegasustek Group; Sydney; On-site; AUD 207,000 - 253,000; Full time

Job summary

Pegasustek Group in Sydney is seeking a Senior Cloud Infrastructure & Security Engineer to lead design, implementation and hardening of cloud environments across Azure, AWS and GCP.

You will own security posture, automation and enterprise networking, build landing zones, guardrails and CSPM, and act as a senior technical authority to management. The role offers opportunity to shape a multi‑cloud technology environment and work directly with executive leadership.

Qualifications

• Extensive senior‑level experience in cloud infrastructure and cybersecurity.
• Proven ability to design and operate multi‑cloud environments.
• Strong enterprise networking background.
• Experience with Azure, AWS and GCP.
• Ability to communicate complex concepts to technical and non‑technical stakeholders.
• 8–12+ years of relevant experience.

Responsibilities

• Design, implement and maintain secure, scalable cloud environments across Azure, AWS and GCP.
• Develop multi‑cloud and hybrid‑cloud architectures aligned with security and performance.
• Manage cloud networking, security guardrails, and governance.
• Lead secure‑by‑design initiatives and CSPM with Prisma Cloud.
• Develop Infrastructure as Code using Terraform, Bicep, CloudFormation.
• Serve as senior escalation point for complex incidents.
• Collaborate with management to shape technology strategy.

Skills

Cloud infra

Cybersecurity

Networking

Problem solving

Communication

Tools

Terraform

Bicep

CloudFormation

Palo Alto Prisma Cloud

Azure

AWS

GCP

Job description

Pegasustek Group in Sydney is seeking a Senior Cloud Infrastructure & Security Engineer to lead design, implementation and hardening of cloud environments across Azure, AWS and GCP.

You will own security posture, automation and enterprise networking, build landing zones, guardrails and CSPM, and act as a senior technical authority to management. The role offers opportunity to shape a multi‑cloud technology environment and work directly with executive leadership.