Platform Engineer

Hammerjack Pty Ltd; Philippines; On-site; PHP 1,800,000 - 3,600,000; Full time

Benefits offered by this job

Great Place to Work-certified

Global company trips

Medical care for you and your family

Generous paid leave

LinkedIn Learning & training

Flexible work setup

Job summary

Hammerjack Pty Ltd is seeking a seasoned Platform Engineer to design, build, and scale core platforms ensuring resilience, efficiency, and security. You will manage on-premises containerised workloads, champion reliability, and partner with cross-functional teams.

The role emphasizes architecture evolution, observability, and cost-efficient operation, with a flexible work setup in Manila and Australian hours to suit global collaboration.

Qualifications

• Bachelor's in Computer Science, Software Engineering, or equivalent experience.
• Expert Linux system administration for highly available distributed production systems.
• Hands-on Kubernetes experience including cluster lifecycle, performance tuning, and service meshes.
• Advanced Infrastructure-as-Code (Terraform, Ansible, Helm) and GitOps tools (ArgoCD, Flux).
• Deep knowledge of containerized and virtualized networking concepts and security-first design.

Responsibilities

• Maintain security, reliability, and availability of core systems.
• Design and evolve platform architecture for scalability and observability.
• Collaborate with cross-functional teams to deliver outcomes.
• Deliver highly available, scalable platforms supporting business growth.
• Build and automate on-premises containerized/virtualized workloads with CI/CD pipelines.
• Support development teams with platform capabilities and environments.
• Champion reliability practices including monitoring and incident reviews.
• Improve platform performance, cost-efficiency, and developer experience.
• Contribute to documentation and knowledge sharing.
• Mentor junior team members and provide training.

Skills

Linux admin

Kubernetes

Terraform

Ansible

Helm

GitOps

Go or Python

Observability stack

Education

Bachelor's in Computer Science or Software Engineering

Tools

Istio/Linkerd

ArgoCD

Flux

Terraform

Ansible

Helm

Prometheus

Grafana

Loki

OpenTelemetry

Jaeger

Job description

If you are looking to join an Australian Telco company recognized as Australia's most trusted Telco that upholds value and focus on continuously delivering excellent results and customer experience, then this is for you!

The Opportunity

As our Platform Engineer, you'll play a pivotal role in designing, building, and scaling our core platforms to keep our systems resilient, efficient, and secure.

Why join us

• Proudly Great Place to Work certified
• Celebrate globally: Company trips (2025: Hong Kong, 2024: Thailand), Culture Champs, Year-end parties, leadership awards & more
• Grow with stability: 100+ in our 10-Year Club by 2025
• Dynamic talent network: 2,000+ across APAC and beyond
• Competitive compensation with annual reviews
• Comprehensive medical care for you and your family
• Generous paid leave because work-life balance matters
• Level up with LinkedIn Learning and tailored training
• Flexible work setup

Staff Testimonial

I'm proud to be part of a team where our work supports hundreds of thousands of Australians with reliable connectivity every day - and where quality service and customer trust truly matter. - Delivery Lead, ASW Philippines.

What You'll Do

• Maintain the security, reliability, and availability of client's critical systems infrastructure.
• Design and evolve platform architecture to deliver scalable, observable and secure solutions for internal and external customers.
• Collaborate with cross-functional teams across a broad range of experience and skills to deliver business outcomes.
• Deliver highly available, scalable and resilient platforms and services to support business growth and initiatives.
• Build, automate and enhance on-premises containerised & virtualised workloads, with a strong focus on infrastructure-as-code and CI/CD pipelines.
• Support development teams by providing platform capabilities, tooling and environments that accelerate delivery.
• Champion reliability practices, including monitoring, alerting, incident response and post-incident reviews.
• Continuously improve platform performance, cost-efficiency and developer experience through proactive engineering and feedback loops.
• Contribute to technical documentation, standards and knowledge sharing across the engineering organisation.
• Act as an escalation point and provide technical guidance and support to other members of the systems team, helping resolve complex issues and drive continuous improvement.
• Mentor and help develop junior team members through coaching, knowledge sharing, and technical training.
• Act as an escalation point and provide technical guidance, mentoring, and training to other members of the systems team, helping resolve complex issues and grow team capability.
• Take ownership of delivering assigned projects and business outcomes end-to-end, applying established architectural and design patterns with minimal oversight.
• Participate in an on-call rotation to ensure platform reliability and rapid response to critical incidents.

Key Criteria

• Bachelor's in Computer Science, Software Engineering, or equivalent practical experience
• Expert Linux system administration with proven experience operating highly available, distributed production systems in a Telco environment.
• Hands-on Kubernetes expertise (on-prem/upstream), including cluster lifecycle management, performance tuning, service mesh (Istio, Linkerd), and multi-cluster architectures.
• Advanced Infrastructure-as-Code (Terraform, Ansible, Helm) and GitOps CI/CD tooling (ArgoCD, Flux) for continuous delivery at scale.
• Deep knowledge of containerized and virtualized networking concepts (BGP, Load Balancing, Ingress/Egress, eBPF/XDP, VPP).
• Security-first design mindset (encryption, segmentation, compliance) alongside full observability stacks (Prometheus, Grafana, Loki, OpenTelemetry, Jaeger).
• Proficiency in Go or Python for scripting, with a strong passion for CNCF/OCI open-source standards and continuous improvement.

Work setup

• Manila (BGC, Taguig): Australian hours (6:00am-3:00pm PHT) with a flexible work arrangement.