Improves system reliability through testing, observability and failure analysis.
Entry
Intermediate
Coding
High
Key skills
Career overview
The Reliability Engineer focuses on how systems fail and how to make them fail less. They build load and failure tests, instrument observability, run post-mortems and turn findings into code and architecture changes. The role is a reliability-focused path close to SRE and leads to SRE, Senior SRE or Platform Engineer.
Main responsibilities
- Engineer reliability through SLOs and automation
- Define SLI/SLO and manage the error budget
- Implement metrics, logs and tracing end to end
- Reduce toil through automation and better tooling
- Lead incident resolution and post-mortem analysis
- Automate recurring tasks with scripts
- Follow capacity, performance and resource usage
- Build and maintain CI/CD pipelines
- Keep technical documentation up to date
- Write and improve operational runbooks
Technical skills
Technologies
Education level
Education requirements vary depending on the company, country and experience. Professional experience, certifications and technical skills can sometimes compensate for formal education.
High School / Bac
Less common
Bac+2 (2-year degree)
Less common
Bac+3 (Bachelor)
Common entry point
Bac+5 (Master / Engineering)
Common entry point
Experience & coding level
Experience level
Coding level
Useful certifications
Certifications are never mandatory. They are one way among others to prove a skill.
- Google Professional Cloud DevOps Engineer
- CKA
- Linux Foundation Certified Engineer
Where can this career take you?
Multiple paths are possible. Click a role to open its profile.
Direct progression
Possible branches
Where can you go next?
Realistic next career moves, with compatibility and a transition roadmap for each.
Overlap: 62% · Difficulty: Easy
Skills to learn: Kubernetes, SLO & error budgets, Terraform
View roadmapOverlap: 46% · Difficulty: Medium
Skills to learn: SLO & error budgets, Kubernetes, Capacity planning
View roadmapOverlap: 12% · Difficulty: Hard
Skills to learn: Kubernetes, Terraform & IaC modules, CI/CD at scale
View roadmapWhere can you go from here?
A typical progression built from real career relationships. Click any role to open its profile.
Soft skills
- Rigour and attention to detail
- Analytical thinking
- Staying calm under pressure
- Problem solving
- Sense of ownership
- Clear communication
- Documentation writing
Related resources
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Reliability EngineerSite Reliability Engineer
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