Systems Engineer

Harvey Nash Ireland · Recruitment agency

Contract•Architecture•Dublin, Ireland · Remote within Ireland · Hybrid

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TechJobs.ie Job Insights

At a glance

Employment type: Contract
Location: Dublin, Ireland · Remote within Ireland · Hybrid
Workplace: Hybrid
Category: Architecture

Technologies & skills

Primary technologies

Cloud & infrastructure

Kubernetes Terraform AWS Azure GCP Docker Linux

What you'll be doing

Cloud software company seeks a Systems Engineer in Dublin (hybrid) to architect and modernize cloud-native Tier-0 services, lead Kubernetes and Crossplane architecture, containerize tooling, and support migration on AWS, Azure, and GCP. Requires deep infrastructure, Kubernetes, and IaC experience.

Architect cloud-native reengineering for Tier-0 services (DNS, LDAP, DHCP, CDN, Cloud Networking)
Kubernetes cluster architecture and operational readiness on AWS, Azure, and GCP
Lead Crossplane architecture for infrastructure orchestration across hyperscalers
Containerization of internal tooling and orchestration workflows
Migration planning and execution support
Go tooling development where needed

Key requirements

Must-have

7+ years infrastructure/platform/SRE experience
3+ years Kubernetes production architecture experience
2+ years Terraform/IaC for public cloud
Proven migration lead on infrastructure modernization
Comfort with 'everything is code' in cloud-native context
Experience with container ecosystem (Docker, registries, image strategies)
Service networking on cloud
Linux and cloud-native understanding

Experience: Senior (7+ years infrastructure/platform/SRE, 3+ years Kubernetes production architecture, 2+ years Terraform/IaC for public cloud)

Role signals

Technical focus: infrastructure/platform engineering, cloud-native architecture, migration leadership
Architecture / system design: Indicated in the listing
Hands-on vs management: Hands-on

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Full job description

One of our cloud software company is looking for a System Engineerbased in Dublin/Hybrid.

Job Title: Systems Engineer

Job Location: Dublin

Contract Length: Until 02/07/2027

Working Hours: 8 hours per day/ 40 per week

What you will do:

Architect cloud-native reengineering for Tier-0 services - DNS, LDAP, DHCP, CDN, Cloud Networking
Kubernetes cluster architecture + operational readiness on hyperscalers - Azure, AWS, GCP
Lead Crossplane architecture for infrastructure orchestration across hyperscalers
Containerization of internal tooling + orchestration workflows
Migration planning + execution support
Go tooling development where needed

What you will have:

7+ years infrastructure/platform/SRE
3+ years Kubernetes production (architecture, not ops only)
2+ years Terraform/IaC for public cloud
Proven migration lead on infrastructure modernization
Comfort with "everything is code" in cloud-native context
Kubernetes production architecture
Terraform + IaC for public cloud (AWS/Azure/GCP)
Container ecosystem (Docker, registries, image strategies)
Service networking on cloud
Linux + cloud-native (understands both worlds)

Interested or know someone who'd be a great fit? Feel free to reach out or apply!

Interview prep pack

Grounded in this listing. Use it to prepare examples before you apply.

Your interview focus

Based on this listing, the Systems Engineer role focuses on architecting and modernizing cloud-native infrastructure, leading Kubernetes and Crossplane architecture, and supporting migration and containerization initiatives across major cloud providers.

Cloud-native architecture·Medium
Kubernetes production experience·High
Terraform/IaC for public cloud·High
Migration leadership·High

Only have 30 minutes?

Follow a focused preparation plan based on this job.

Start 30-minute prep

Your 30-minute plan

Review Cloud-Native Tier-0 Service Projects
0–7 min
List and summarize your most relevant projects involving DNS, LDAP, DHCP, CDN, or cloud networking modernization.
Refresh Kubernetes and Crossplane Knowledge
7–14 min
Revisit your experience with Kubernetes production architecture and Crossplane orchestration, focusing on multi-cloud scenarios.
Prepare Terraform and IaC Examples
14–20 min
Select 1-2 strong examples of using Terraform for public cloud infrastructure, including any multi-cloud or hybrid setups.
Outline Migration Leadership Stories
20–25 min
Draft concise stories highlighting your role in infrastructure modernization and migration planning/execution.
Draft Role-Specific Questions
25–30 min
Write down 2-3 thoughtful questions about the team, projects, and technical environment to ask during the interview.

Likely questions

Expand all

Priority reflects how strongly this topic is emphasised in the job listing, not whether it will be asked.

1Can you describe a project where you architected or modernized Tier-0 services (such as DNS, LDAP, DHCP, or CDN) in a cloud-native environment?High
Why they may ask
To assess your experience with foundational service reengineering and your ability to handle critical infrastructure components.
Prepare to discuss
- Clear description of the project scope and objectives.
- Specific technologies and cloud providers used.
- Challenges faced and how you addressed them.
- Impact on reliability, scalability, or performance.
Tip: Use the STAR method to structure your answer and quantify results where possible.
2How have you designed and operated Kubernetes clusters for production workloads on AWS, Azure, or GCP?High
Why they may ask
To evaluate your depth of experience with Kubernetes architecture and operational readiness in real-world, multi-cloud scenarios.
Prepare to discuss
- Details on cluster design, scaling, and security.
- Operational challenges and solutions.
- Integration with cloud-native services.
- Examples of automation or monitoring implemented.
Tip: Highlight both architectural decisions and hands-on operational tasks.
3What is your experience with Crossplane or similar infrastructure orchestration tools across hyperscalers?Medium
Why they may ask
To determine your familiarity with multi-cloud orchestration and the ability to lead such initiatives.
Prepare to discuss
- Explanation of Crossplane's role and benefits.
- Specific use cases or projects.
- How you ensured operational readiness and reliability.
- Lessons learned from multi-cloud orchestration.
Tip: If you have not used Crossplane, relate similar experience with other orchestration tools.
4Describe your approach to implementing Infrastructure as Code (IaC) with Terraform for public cloud environments.High
Why they may ask
To assess your practical skills in automating cloud infrastructure and managing it at scale.
Prepare to discuss
- Examples of IaC projects and environments managed.
- Best practices for code organization and modularity.
- Handling state management and collaboration.
- Dealing with multi-cloud or hybrid scenarios.
Tip: Mention any CI/CD integration or policy enforcement you implemented.
5How have you led or supported migration projects for infrastructure modernization?Medium
Why they may ask
To gauge your leadership and hands-on experience in planning and executing complex migrations.
Prepare to discuss
- Role and responsibilities in the migration.
- Planning and risk mitigation strategies.
- Technical challenges and solutions.
- Outcomes and lessons learned.
Tip: Emphasize your leadership or coordination role, not just technical tasks.
6What strategies do you use for containerizing internal tooling and managing Docker images and registries?Medium
Why they may ask
To understand your approach to containerization, image management, and workflow orchestration.
Prepare to discuss
- Process for identifying and containerizing tools.
- Image build and versioning strategies.
- Registry management and security considerations.
- Integration with orchestration platforms.
Tip: Include any automation or CI/CD practices you have implemented.
7How do you ensure robust service networking in cloud-native environments?Lower
Why they may ask
To evaluate your understanding of networking challenges and solutions in cloud and Kubernetes contexts.
Prepare to discuss
- Approaches to network design and segmentation.
- Handling service discovery and load balancing.
- Security and compliance considerations.
- Examples of troubleshooting or optimizing network performance.
Tip: Reference both cloud-native and traditional networking experience.

Talking points

Cloud-Native Reengineering for Tier-0 Services
You should be ready to discuss your experience architecting or modernizing foundational services (DNS, LDAP, DHCP, CDN, networking) in a cloud-native context, as this is a core responsibility.
Kubernetes Production Architecture
Prepare examples of designing, deploying, and maintaining Kubernetes clusters at scale, especially on AWS, Azure, or GCP, to demonstrate your depth in production environments.
Crossplane and Infrastructure Orchestration
Be able to explain how you have used Crossplane or similar tools to orchestrate infrastructure across multiple cloud providers, highlighting architectural decisions and operational readiness.
Terraform and IaC for Public Cloud
Showcase your hands-on experience with Terraform for provisioning and managing cloud resources, including best practices for IaC in multi-cloud environments.
Containerization and Internal Tooling
Discuss your approach to containerizing internal tools and orchestrating workflows, including Docker image strategies and registry management.
Migration Leadership and Execution
Provide examples where you led or supported infrastructure modernization and migration projects, focusing on planning, execution, and overcoming challenges.

What to research

Cloud-Native Tier-0 Service Architectures
Review your experience and best practices for architecting DNS, LDAP, DHCP, CDN, and networking in cloud environments.
Kubernetes and Crossplane on AWS, Azure, and GCP
Refresh your knowledge of Kubernetes production deployments and Crossplane orchestration across major cloud providers.
Terraform and IaC for Multi-Cloud
Prepare examples of using Terraform for infrastructure provisioning and management in AWS, Azure, and GCP.
Migration Leadership and Execution
Gather stories and outcomes from infrastructure modernization and migration projects you have led or supported.

Questions to ask

What are the current priorities for cloud-native reengineering of Tier-0 services in this environment?
Why ask this? To understand the immediate focus areas and challenges you would address.
How is success measured for Kubernetes and Crossplane architecture initiatives here?
Why ask this? To clarify expectations and performance metrics for your core responsibilities.
What is the team structure and how does this role interact with other engineering or operations teams?
Why ask this? To learn about collaboration, reporting lines, and cross-functional work.
Are there any major migration or modernization projects planned during the contract period?
Why ask this? To assess the scale and impact of upcoming work and your potential involvement.
What tooling and automation frameworks are currently in use for infrastructure orchestration and CI/CD?
Why ask this? To gauge the maturity of the environment and identify areas where you can contribute improvements.
How does the organization approach continuous learning and staying current with cloud-native technologies?
Why ask this? To understand opportunities for professional growth and innovation.

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Apply NowApply before: 25 Oct 2026

Systems Engineer

TechJobs.ie Job Insights

At a glance

Technologies & skills

What you'll be doing

Key requirements

Role signals

Similar jobs

Full job description

Interview prep pack

Your interview focus

Only have 30 minutes?

Your 30-minute plan

Likely questions

Talking points

What to research

Questions to ask

Register now to upload your CV

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