Application Engineer 3-TS/SCI with Poly

CACI•Laurel, MD

5d•Onsite

About The Position

As part of the Secure the Enterprise initiative, develop capabilities to shift from the current manual system security evaluation and authorization process to a new model that emphasizes automation, streamlined processes and approvals, continuous monitoring and assessment, and network data gathering across the entire life cycle of a project. This is a blended junior position supporting NiFi engineering, customer onboarding, health and status monitoring, and operational coordination.

Requirements

Proficiency in one or more of the following skillsets / technologies: Apache NiFi / Dataflow Support: Basic understanding of Apache NiFi or willingness to learn NiFi dataflows, processors, queues, controller services, bulletins, and flow monitoring.
Strong organization and communication skills with the ability to track multiple customers, requirements, action items, blockers, and milestones.
Experience or familiarity with monitoring tools such as Grafana, Kibana, Splunk, CloudWatch, NiFi dashboards, or similar operational status tools.
Basic Linux familiarity, strong technical aptitude, and willingness to learn application support, data engineering, cloud operations, and production troubleshooting.
10 years minimum experience and a High School Diploma/GED.
8 years minimum experience and an Associate's Degree.
6 years minimum experience and a Bachelor's Degree.
4 years minimum experience and a Master's Degree.
2 years minimum experience and a Doctorate's Degree.

Nice To Haves

Prior exposure to Apache NiFi, Cribl, Kafka, Logstash, or similar dataflow / pipeline tools.
Experience supporting customer onboarding, system integration, ticket tracking, help desk, or production support operations.
Familiarity with AWS, EC2, S3, SQS, CloudWatch, Python, Bash, Groovy, or similar technical tools.

Responsibilities

Support the NiFi team by learning Apache NiFi concepts, monitoring dataflows, reviewing processor status, checking queues, identifying errors, and assisting with basic troubleshooting.
Serve as a focal point for health and status flows by tracking dataflow availability, monitoring system status, identifying failed or degraded flows, and escalating issues to the appropriate technical teams.
Assist with onboarding new customer systems by tracking requirements, data sources, connection details, action items, blockers, schedules, and completion milestones.
Coordinate with customers and internal teams to gather onboarding information, provide status updates, document progress, and follow up on open items through completion.
Maintain organized onboarding trackers, status reports, documentation, and runbooks to ensure leadership, customers, and technical teams have clear visibility into progress.
Support basic dataflow validation by confirming that customer data is being received, processed, routed, and delivered as expected.