IT Infrastructure and Security Engineer | JobSetuu

Description

Job Overview

• Source: Arbeitnow
• Location: Berlin
• Job Type: Full-Time

Job Description

Zentso builds and operates CloudToolz, a revenue-critical SaaS platform layered on top of iMIS RiSE association management software, serving clients across the UK, Europe, United States, and Asia Pacific. The platform encompasses workflow automation, form building, CRM, CMS, and payment processing capabilities delivered to organisations in multiple sectors.

We are seeking a motivated IT Infrastructure and Security Engineer to support the global infrastructure and security posture underpinning CloudToolz and Zentso's internal systems. This is a hands-on, junior-to-mid-level role working closely with the IT Infrastructure and Security Lead and the CTO, assisting with day-to-day operations, security tasks, and the ongoing migration toward a containerised, Kubernetes-based deployment model. The successful candidate will be comfortable working across a distributed, multi-region environment, contributing directly to uptime, security, and compliance outcomes for a production platform.

A key part of this role is supporting Zentso's transition to Kubernetes and helping build out an observability practice around Grafana OSS, alongside contributing scripts and small applications that automate and support infrastructure operations.

Tasks

Infrastructure and Platform Operations

• Help manage global infrastructure spanning Windows Server 2022, SQL Server, MongoDB, Redis, and Cloudflare across four regions, supporting the availability, performance, and scalability of the revenue-critical CloudToolz platform.
• Support deployments of new CloudToolz releases (ASP.NET Core, integrating with Dynamics, iMIS, Salesforce, and native CRM/CMS) and contribute to the Kubernetes migration, including cluster operations such as deployments, scaling, network policies, and RBAC.
• Help build and maintain a Grafana OSS observability stack — dashboards, alerting, and integration with metrics, logs, and traces.Assist with DNS, CDN, WAF, and DDoS protection via Cloudflare; monitor system performance and participate in incident response and recovery.
• Maintain documentation, runbooks, and disaster recovery procedures.
• Write shell scripts and small infrastructure-related applications (automation tools, monitoring utilities, internal dashboards) in coordination with the Infrastructure Lead.

Security Operations

• Support identity and access management, endpoint protection, and vulnerability management.
• Help administer policies across Microsoft 365, Bitwarden, Bitdefender GravityZone, and KnowBe4.
• Contribute to GDPR/ISO 27001-aligned data protection policies, security awareness training, phishing simulations, and threat monitoring/response.

IT Systems Administration

• Support Microsoft 365 administration (Exchange Online, SharePoint, Teams, Entra ID) and Salesforce administration within scope.
• Share responsibility for endpoint security and password management configuration.

Strategy and Continuous Improvement

• Provide input on infrastructure scaling, architecture decisions, and the containerisation roadmap.
• Support infrastructure-as-code adoption and automate routine operations using PowerShell, shell scripting, and other languages.
• Contribute to sprint planning for environment-level requirements and participate in on-call rotation.

Requirements

Essential

• 2+ years of experience in IT infrastructure, cloud operations, systems administration, or DevOps.
• Hands-on experience with Windows Server 2022, SQL Server, MongoDB, and Redis in operational contexts.Practical Cloudflare experience (DNS, WAF, CDN, security features).
• Working proficiency in Microsoft 365 administration, including Entra ID, Exchange Online, and SharePoint.
• Hands-on Kubernetes experience: workload deployment, basic cluster operations, networking (ingress, network policies), and RBAC.
• Solid understanding of networking fundamentals (firewalls, VPNs, DNS, access control).
• Working knowledge of GDPR and experience supporting compliance controls.
• Ability to write shell scripts and program in at least one modern language (e.g. Python, Go, C#, JavaScript/TypeScript), with willingness to build small infrastructure-related applications and tools.
• Strong communication skills and ability to work independently within a distributed, multi-time-zone team.

Preferred

• Experience with Grafana OSS, Prometheus, and Loki.
• Familiarity with Docker, containerd, Helm, and kubectl.
• Certifications such as MCSA, CompTIA Security+, CKA, or equivalent.
• Familiarity with ISO 27001 audit/certification processes.
• PowerShell scripting for automation and reporting.
• Exposure to Terraform, Pulumi, Ansible, CI/CD, or GitOps.
• Salesforce administration experience.

Benefits

This is a full-time, permanent position based in Berlin, Germany, offered on a remote-first basis. The CloudToolz platform operates continuously across multiple regions; the role includes on-call and out-of-hours escalation responsibilities.

Salary range: €55,000 – €75,000 per year

Performance bonus: Discretionary, based on individual and company performance

Pension: Employer contribution in line with local requirements

Flexible working: Remote-first; flexible hours with availability for global coordination

Probation: 6 months

Compensation is commensurate with demonstrable experience and the scope of the role. The range reflects a small-business context while remaining competitive for the Berlin IT market for this level of responsibility.

About Zentso
Zentso is a software company specialising in association management technology. We build and maintain the CloudToolz platform, which extends iMIS RiSE with advanced workflow automation, forms, analytics, CRM, CMS, and payment processing capabilities. Our clients include national professional associations, peak bodies, and member-based organisations across Australia, the UK, and the Asia Pacific region.

We operate as a small, distributed team with a strong emphasis on technical ownership, direct communication, and pragmatic decision-making. The right person for this role will be someone who takes genuine satisfaction in keeping complex systems running reliably and securely, and who can operate with a high degree of autonomy.

Note: Please include a cover letter with your CV explaining why you believe your qualifications and experience make you a strong fit for this position.

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Expert Career Tips for IT Infrastructure and Security Engineer Roles

To succeed in a competitive market as a IT Infrastructure and Security Engineer, you need more than just technical skills. Here are some expert strategies to elevate your profile:

• Build a Strong Portfolio: For technical roles, a clean GitHub or a personal project site is essential. For non-technical roles, a case study portfolio demonstrating problem-solving and impact is equally valuable. Show, don't just tell, what you have achieved in your previous positions.
• Master the Narrative: When interviewing, use the STAR method (Situation, Task, Action, Result) to structure your answers. Quantify your results wherever possible—mentioning "increased efficiency by 20%" is much more impactful than saying "improved efficiency."
• Continuous Learning: The industry moves fast. Whether it's staying updated with the latest AI tools or mastering a new management methodology, continuous professional development is key. Consider obtaining industry-recognized certifications that align with IT Infrastructure and Security Engineer requirements.
• Networking: Connect with other professionals in similar roles. Join online communities, attend webinars, and engage in meaningful discussions on professional social networks. Often, the best opportunities come through referrals and community engagement.
• Soft Skills Matter: Communication, empathy, and leadership are often the deciding factors between two equally qualified technical candidates. Cultivate these skills as they are universally valued across all industries and seniority levels.

Additionally, research the specific company's culture and values. Tailoring your application to show how you align with their mission can significantly increase your chances of moving forward in the process.

Salary & Compensation

Salary not disclosed; typically competitive for the role.

Work Arrangement

Type: On-Site

Standard business hours at the office.

Comprehensive Application Strategy & Hiring Process

Applying for a new role is a marathon, not a sprint. Follow this strategic approach to maximize your success rate:

1. Initial Research & Tailoring

Don't send the same resume to every employer. Spend at least 30 minutes researching the company. Look for recent news, their product roadmap, and their team structure. Modify your summary and core competencies to reflect the specific keywords found in the job description.

2. The Perfect Cover Letter

If the application allows for a cover letter, use it to tell a story that your resume cannot. Explain why you are passionate about this specific company and how your unique background makes you the perfect fit for the challenges they are currently facing.

3. Navigating the Multi-Stage Interview

Most modern hiring processes involve 3-5 stages. This typically includes a recruiter screen, a technical or skill-based assessment, a peer interview, and a final leadership round. Prepare for each stage differently: focus on enthusiasm and fit for the recruiter, technical depth for the assessment, and strategic vision for the leadership round.

4. Post-Interview Follow-Up

Always send a personalized thank-you note within 24 hours of each interview. Reference a specific topic discussed during the call to demonstrate your active listening and genuine interest in the role.

By following these steps, you demonstrate a high level of professionalism and attention to detail that sets you apart from the average applicant.

Typical Interview Process

1. Resume screening
2. HR call
3. Skill interview
4. Final manager interview
5. Offer

Tip: Research the company's products and culture.

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The demand for skilled professionals is increasingly borderless. For roles based in Berlin, understanding the local cost of living, visa requirements (if applicable), and cultural nuances is vital. If this is a remote role, consider the time zone alignment and the asynchronous communication culture of the hiring organization.

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Skills & Competency Roadmap for Professional Development

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By investing in these areas, you not only prepare yourself for the role you are applying for today but also build a resilient foundation for the opportunities of tomorrow.

Apply via JobSetuu

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