Senior Kafka Admin (Confluent) – On-Prem, Automation Focus

Ethereum Technologies; Phoenix (AZ); On-site; USD 150,000 - 190,000; Full time

Job summary

Ethereum Technologies is seeking a senior contract Kafka/Confluent administrator to own our on-prem event streaming stack. You will lead hardware refresh planning, drive reliability, and embed DevOps automation across provisioning, deployment, observability, and incident response.

Experience with Apache Kafka and AWS MSK is a bonus for cross-environment alignment. Comprehensive docs and runbooks are required.

Qualifications

• 5+ years in systems/platform engineering, SRE, or DevOps.
• 4+ years operating Kafka in production at scale.
• Deep knowledge of Kafka internals: partitions, replication, retention/compaction.

Responsibilities

• Design, deploy, and operate highly available Kafka clusters (on-prem/cloud).
• Manage topics, partitions, quotas, retention policies, and consumer strategies.
• Own upgrades, patches, and migrations.
• Implement and manage Kafka components: Kafka Connect, Schema Registry, Mirror Maker/Confluent Replicator, REST Proxy.
• Performance tuning, throughput testing, and benchmarking.
• Capacity planning, partitioning strategy, cluster right-sizing.
• Hardware refresh plan and migration/cutover strategy.
• Documentation: runbooks, monitoring, backup/DR playbooks.
• Knowledge transfer and milestone handoff.

Skills

Kafka in prod

SRE

DevOps

Automation

Linux

Tools

Kafka Connect

Schema Registry

Mirror Maker

Confluent Replicator

Job description

Ethereum Technologies is seeking a senior contract Kafka/Confluent administrator to own our on-prem event streaming stack. You will lead hardware refresh planning, drive reliability, and embed DevOps automation across provisioning, deployment, observability, and incident response.

Experience with Apache Kafka and AWS MSK is a bonus for cross-environment alignment. Comprehensive docs and runbooks are required.