Senior Infrastructure Engineer
Location: Remote (Vienna, Vienna, AT)
Department: Technology & Data
About the role
As our Senior Infrastructure Engineer, you will take ownership of our cloud infrastructure and make it safer, more predictable, and easier to operate. This is a hands-on role in a lean team, with real responsibility for architecture, reliability, and security. You will work closely with backend and data science teams and act as the technical authority for infrastructure decisions.
Responsibilities
- Design, harden, and operate our AWS infrastructure with a focus on reliability, security, and clear failure boundaries.
- Introduce and own Infrastructure as Code (Terraform or equivalent) for core production infrastructure.
- Improve network architecture, access control, and blast-radius isolation across services.
- Strengthen data ingestion and processing pipelines to handle bursty workloads safely.
- Own CI/CD infrastructure (GitHub Actions) for infrastructure and application deployments.
- Implement guardrails, monitoring, and alerting (CloudWatch, Datadog) to detect misconfigurations and failures early.
- Define and maintain backup, recovery, and incident response procedures.
- Work closely with application engineers and data scientists to enforce sane operational limits.
- Actively improve security posture and support compliance requirements (e.g. ISO27001).
- Mentor team members and raise the overall infrastructure maturity of the company.
Qualifications
- 5+ years of experience in Cloud / Infrastructure / DevOps roles with real production ownership.
- Strong hands-on experience with AWS
- Proven experience using Infrastructure as Code (Terraform, CDK, or CloudFormation).
- Solid understanding of cloud security, IAM, and least-privilege design.
- Experience operating data-heavy or event-driven systems.
- Experience with observability tools such as CloudWatch, Datadog, or similar.
- Ability to work independently, make decisions, and push back when something is unsafe.
- Startup mindset: pragmatic, hands-on, and comfortable with ambiguity.
Bonus
- Experience with MongoDB Atlas or similar managed databases.
- Experience in regulated or sensitive data environments.
- Interest in sports technology or health data.
What we offer
- Competitive salary with an equity incentive plan.
- High impact role with real ownership over our cloud platform.
- Opportunity to shape infrastructure that supports elite sports organizations.
- A pragmatic, engineering-driven environment with short decision paths.
- Flexible working hours and home-office options.
- Office in Austria with excellent public transport access and on-site parking.
About the Company
About Biolyz
Biolyz is a saliva-based biomarker testing solution. We provide daily saliva testing with a 24h analysis timeline for over 125+ biomarkers. We leverage biomarkers to predict injuries and performance for athlete teams.
Based in Austria, we collaborate with top football clubs and high-level sports organizations, offering a fast-paced, innovative environment where your expertise can have a real impact.
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