Demo

Application Engineer 3-TS/SCI with Poly

CACI
Laurel, MD Full Time
POSTED ON 10/8/2026
AVAILABLE BEFORE 11/28/2026
Job ID
327142
Job Title: Application Engineer 3-TS/SCI with Poly

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI with Polygraph

Employee Type: Regular

Percentage of Travel Required: None

Type of Travel: None

* * *

The Opportunity:
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.

Responsibilities:

  • This is a blended junior position supporting NiFi engineering, customer onboarding, health and status monitoring, and operational coordination.

  • 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.

Qualifications:
Required:

  • Prospective candidates must have 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.

  • Customer Onboarding / Coordination: Strong organization and communication skills with the ability to track multiple customers, requirements, action items, blockers, and milestones.

  • Health and Status Monitoring: Experience or familiarity with monitoring tools such as Grafana, Kibana, Splunk, CloudWatch, NiFi dashboards, or similar operational status tools.

  • Technical Support: Basic Linux familiarity, strong technical aptitude, and willingness to learn application support, data engineering, cloud operations, and production troubleshooting.

Education and Experience:

All experience and education will be in a technical field directly related to the labor category being proposed and all diplomas, GED certificates, and degrees will be from accredited institutions.

  • 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.

Desired:

  • 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.

What You Can Expect:

A culture of integrity.

At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.

An environment of trust.

CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.

A focus on continuous growth.

Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.


Pay Range
:

There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.

The proposed salary range for this position is:

$86,600 - $181,800

CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.

Salary : $86,600 - $181,800

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