Senior Apache NiFi Administrator

Charlotte, NC (Preferred), St. Louis, MO, or Denver, CO

Hybrid (4 days/week onsite)

$60/hr (12-month W2 contract; US Citizens & Green Card holders only, no sponsorship available)

ABOUT THE ROLE

Our client is seeking a Senior Apache NiFi Administrator for a 12-month W2 contract, based in Charlotte, NC (preferred), St. Louis, MO, or Denver, CO, with a hybrid work schedule (4 days onsite per week). In this role, you will be responsible for administering, supporting, and maintaining Apache NiFi clusters in complex enterprise production environments. You will play a key part in new environment builds, cloud modernization, and platform migration initiatives, ensuring platform reliability, performance, security, and high availability. The ideal candidate will have deep operational experience with Apache NiFi, AWS cloud administration, and Terraform, as well as a strong Unix background. You will collaborate with onshore and offshore teams, remediate security vulnerabilities, maintain operational documentation, and provide incident response and troubleshooting expertise. This position is open to US citizens and Green Card holders only; sponsorship is not available.

WHAT YOU'LL DO

• Administer, support, and maintain Apache NiFi clusters in enterprise production environments
• Manage NiFi flows, processors, queues, templates, parameter contexts, and controller services
• Perform installation, configuration, upgrades, patching, and lifecycle management of NiFi platforms
• Monitor platform health, throughput, latency, failures, and overall system performance
• Troubleshoot flow failures, back-pressure issues, cluster instability, and node failures
• Manage NiFi security, including TLS/SSL, certificates, access controls, users, and policies
• Perform root cause analysis and lead resolution of platform incidents and production issues
• Ensure high availability, recoverability, node health, and data integrity across environments
• Participate in new environment builds, cloud modernization, and platform migration initiatives
• Maintain operational documentation, runbooks, SOPs, and support procedures
• Administer and support Unix platforms as required for NiFi operations
• Provision and manage AWS services (EC2, S3, IAM, VPC, Security Groups, CloudWatch, EKS, EMR, Load Balancers) using Terraform
• Support secure, scalable, and highly available cloud environments
• Remediate security vulnerabilities, including CVE patching, OS patching, and library updates
• Utilize ticketing tools such as Jira, Cherwell, or Ivanti for incident and change management
• Collaborate with onshore and offshore teams in a 24x7 production support environment
• Lead troubleshooting calls and clearly communicate technical issues to stakeholders
• Contribute to automation scripting, CI/CD pipelines, and infrastructure automation as needed
• Utilize monitoring and observability tools such as AWS CloudWatch, Splunk, and Datadog
• Demonstrate strong written and verbal communication skills and maintain detailed documentation

WHAT YOU BRING

• 5+ years of hands-on experience administering and supporting Apache NiFi in enterprise environments
• Strong experience with NiFi clusters, flows, processors, queues, controller services, upgrades, and configuration management
• Proven ability to troubleshoot performance issues, flow failures, back-pressure, and node-level incidents
• Experience managing NiFi security, including certificates, TLS/SSL, user access, and policy administration
• Strong knowledge of production support, platform monitoring, and incident response
• Strong hands-on experience with AWS Administration in enterprise production environments
• Working knowledge of AWS services using Terraform (EC2, S3, IAM, VPC, Security Groups, CloudWatch, EKS, EMR, Load Balancers)
• Experience supporting secure, scalable, and highly available cloud environments
• Strong hands-on knowledge administering and supporting Unix platforms
• Experience remediating security vulnerabilities, including CVE patching, OS patching, and library updates
• Experience using ticketing tools such as Jira, Cherwell, Ivanti, or similar
• Ability to create and maintain runbooks, SOPs, and operational support documentation
• Comfortable working in incident-driven, 24x7 production support environments
• Strong experience working with onshore and offshore teams
• Strong written and verbal communication skills
• Ability to lead troubleshooting calls and clearly communicate technical issues
• Detail-oriented with strong documentation habits
• Calm, organized, and effective during production incidents and escalations
• Experience with firewalls, databases, Kafka, APIs, and cloud storage integrations (nice to have)
• Experience with automation scripting, CI/CD pipelines, or infrastructure automation (nice to have)
• Hands-on experience with monitoring and observability tools such as AWS CloudWatch, Splunk, or Datadog (nice to have)