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Salary
≈ $83k – $129k per year (Estimated)
Location
Hybrid (Warsaw, Poland)
Seniority
Architect · 10+ years exp

First seen by Alion on Sep 25, 2026.

Overview
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Impact
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Sii

Sii is one of the largest technology and engineering services companies in Poland, supplying software engineers, testers, infrastructure specialists and industrial engineers to clients across Europe. Its consultants work on application development, quality assurance, cloud and network infrastructure, business intelligence, enterprise applications and embedded engineering, either inside client teams or in delivery centres run by the firm. Headquartered in Warsaw with offices in more than a dozen Polish cities, it employs several thousand specialists and is known locally for the volume of technology vacancies it advertises at any one time.

Join a long-term international project for a leading organization in the transportation and logistics sector. We are looking for an experienced Solution Architect with a strong background in infrastructure and cloud environments.

In this role, you will translate business and platform requirements into secure, scalable, and operationally viable end-to-end solution architectures. You will support migration initiatives and work closely with infrastructure, security, platform, and delivery teams, ensuring that designed solutions are aligned with enterprise architecture standards and governance.

Your tasks

  • Designing end-to-end solution architectures for complex business and technology initiatives

  • Preparing and maintaining architecture documentation, including detailed solution designs

  • Supporting large-scale infrastructure, cloud, and platform migration programs

  • Collaborating with infrastructure, security, platform, and delivery teams to ensure successful solution implementation

  • Establishing and promoting architecture principles, standards, and reusable design patterns

  • Providing architectural guidance to ensure solutions remain scalable, secure, and operationally sustainable

Requirements

  • Minimum 10 years of professional IT experience, including several years in senior Solution Architecture or Infrastructure Architecture roles

  • Strong experience designing and delivering solutions across hybrid, cloud, and multi-cloud environments, including complex migration initiatives

  • Solid knowledge of infrastructure platforms, networking, identity and access management (IAM), security, and observability

  • Experience creating Solution Design Documents (SDDs), High-Level Designs (HLDs), and other technical architecture documentation

  • Practical experience working with architecture standards, reference architectures, governance models, Infrastructure as Code (IaC), automation, and modern DevOps practices

  • Strong communication skills with both technical and non-technical stakeholders, and experience in large enterprise environments

  • Fluent English; Polish as a plus

  • Openness to hybrid work from the Warsaw office

Nice-to-have requirements

  • Previous work with AWS or other major public cloud platforms

  • Experience in logistics, transportation, or similarly complex enterprise environments

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