Software Developer; Java, API Security Clearance

Position: Software Developer (Java, API) with Security Clearance
REQUIRED:

Active TS/SCI with Full Scope Polygraph

LOCATION:

Full-time, onsite in Chantilly, VA We are seeking a Software Developer with strong experience in Java development, hands‑on skill in designing, building, maintaining, and troubleshooting APIs, and proven capability working with Python to support data‑driven applications. The ideal candidate brings demonstrated Big Data experience, contributing to scalable processing pipelines and high‑volume data environments.

Who We Are:

We offer advanced services in data science, data engineering, software engineering, AI solutions, cybersecurity, staff augmentation, and IT program management. Passionate Integrity, Driven by Excellence
Ardent Principles offers a competitive salary range and a comprehensive, industry‑leading benefits package designed to support long‑term stability and employee well‑being. We provide more than a position-we offer a workplace committed to excellence, integrity, and mission‑focused impact. Our mission is to act as a bridge between satisfied clients and fulfilled employees, ensuring that your job and well-being are our top priorities because your satisfaction leads to the success of our clients.

Join us as we continue building the future of secure, high‑impact solutions.

Key Responsibilities In this challenging yet rewarding role, you are an integral part of what brings our Company's mission to life. You must have the following required skills, certifications and demonstrated experience in and/or with:
* Java development
* Big Data technologies, to include designing and operating
* Big Data systems
* API development, maintenance, and troubleshooting.
* Designing cloud-native architectures using cloud services such as AWS, Google, IBM, and Oracle
* Building and optimizing performance of large-scale graph databases (tens of billions of edges) using Dynamo

DB or new enhanced capabilities
* Developing and operating graph traversal capabilities using data graphing tool traversal capabilities built upon Apache Gremlin or new enhanced capabilities
* Developing and operating No

SQL solutions to complex big data applications
* Data modeling for performance, partition sharding, record/event aggregation workflows, stream processing, and metrics gathering
* Designing and operating large-scale serverless geospatial indexes built with GeoMESA
* Partition and sort key design and implementation to ensure consistent performance
* Aggregation operations to de-duplicate records on continuous data feeds
* Subject matter expertise experience with relational databases to noSQL
* Building and operating high performance data processing
pipelines using Lambda, Step Functions and Py Spark  
* Building high quality User Interface/User experiences with the React framework and webGL
* Designing and operating large scale graph databases using Apache Cassandra
* Performing in-depth technical analysis of large-scale graph databases to develop implementation strategies for search optimizations
* Developing technical capabilities for processing, persistence and search of datasets that are collected or maintained using standards
* Facilitating engineering discussions across teams representing multiple stakeholders to develop and execute
implementation strategies that meet mission needs
* Developing Machine Learning Operations (MLOps) pipelines for large scale application
* Maintaining configuration of software using configuration
management resources such as Git Hub
* Designing, building and operating big data systems, such as persistence, partitioning, indexing, at scale of trillions of records/events
* Niagara Files (NiFi) applications or new enhanced capabilities
* Developing and operating Kubernetes infrastructure
* Supporting engineering efforts that will contribute to delivery of capabilities such as datasets and functionality
such as communications, geospatial workflows
* Implementing Dev Sec Ops  and agile development in production environments
* Agile software development and testing
* Federal security, regulatory and compliance requirements and security accreditation package development
* Data security and governance using centralized security controls…