Cloud Software Engineer 3 (TS/SCI Clearance with Full Scope Polygraph Required)

J&T; Laurel (MD); On-site; USD 218,000 - 259,000; Full time

Benefits offered by this job

Health, Dental, and Vision Insurance

Life and Disability Insurance

PTO and Holidays

401(k) Retirement Plan with Company M

Tuition Reimbursement for education

Job summary

J&T is seeking a senior Cloud Software Engineer 3 in Laurel, MD to leverage advanced data science, machine learning, and cloud computing to address national security analytic challenges. You will design and develop an evolving suite of operational prototypes utilizing state-of-the-art data science and ML techniques for behavioral, geo-temporal, social, and content analysis.

In this role, you will work against full-scale data collection within multi-tenant cloud environments, operationalizing

Qualifications

• Active TS/SCI with a current Polygraph.
• 1+ year of hands-on MLOps with ML/LLMs and model deployment.
• Experience with Angular or React, Docker, and Kubernetes.
• Working knowledge of AWS and Linux/Windows environments.
• Experience developing against PostgreSQL, Neo4j, ClickHouse, Accumulo, MongoDB, SQLite or DuckDB.

Responsibilities

• Design, build, and deploy operational software prototypes and analytics in multi-tenant, cloud-based architectures.
• Implement, fine-tune, evaluate, and operationalize ML models and LLMs in production pipelines (MLOps).
• Build and manage containerized microservices and deployments using Docker and Kubernetes within AWS.
• Integrate and optimize structured, graph, document, and analytical databases (e.g., PostgreSQL, Neo4j, ClickHouse, Accumulo, MongoDB, SQLite, or DuckDB).
• Write and maintain automation scripts in Bash within RHEL 8 and Windows environments.
• Conduct applied research to bridge advanced statistics and ML with operational mission workflows.

Skills

Security clearance

ML & MLOps

Frontend frameworks

AWS

Programming (Java, C++, Python)

Education

Bachelor’s degree in Computer Science

Associate degree + 2 years programming

5+ years programming experience in lieu of a degree

Tools

Docker

Kubernetes

PostgreSQL

Neo4j

ClickHouse

Accumulo

MongoDB

SQLite

DuckDB

Linux (RHEL 8)

Job description

Clearance Requirement:

Active TS/SCI with Polygraph

Salary Range:

$218,000 – $259,000 / year (dependent on experience, education, and skill set)

About the Role

Seeking a senior Cloud Software Engineer 3 to leverage advanced data science, machine learning, and cloud computing to solve complex national security analytic challenges in Laurel, MD.

In this role, you will design and develop an evolving suite of operational prototypes utilizing state-of-the-art data science and machine learning techniques for behavioral, geo-temporal, social, and content analysis. You will work against full-scale data collection within robust, multi-tenant cloud environments, operationalizing AI/ML models and Large Language Models (LLMs) to address discovery, attribution, tracking, and information overload challenges.

Key Responsibilities

Design, build, and deploy operational software prototypes and analytics in multi-tenant, cloud-based architectures.

Implement, fine-tune, evaluate, and operationalize machine learning models and Large Language Models (LLMs) within production pipelines (MLOps).

Build and manage containerized microservices and deployments using Docker and Kubernetes within AWS.

Integrate and optimize structured, graph, document, and analytical databases (e.g., PostgreSQL, Neo4j, ClickHouse, Apache Accumulo, MongoDB, DuckDB, SQLite).

Write and maintain automation scripts in Bash within RHEL 8 and Windows environments.

Conduct applied research to bridge advanced statistics and machine learning with operational mission workflows.

Required Qualifications & Experience

Security Clearance: Active TS/SCI with a current Polygraph.

ML & MLOps: Minimum 1 year of hands‑on MLOps experience, including fine‑tuning, evaluating, and operationalizing machine learning models and working with LLMs.

Front-End & Containers: Hands‑on experience with Angular or React, along with Docker containerization and Kubernetes orchestration.

Cloud & OS: Working knowledge of Amazon Web Services (AWS) and experience across Linux (RHEL 8) and Windows environments.

Databases: Experience developing against varied data stores (PostgreSQL, Neo4j, ClickHouse, Accumulo, MongoDB, SQLite, or DuckDB).

Desired Qualifications

Education & Experience Substitutions:

Bachelor’s degree in Computer Science or a related discipline, OR

Associate degree in Computer Science/related discipline plus 2 years of programming experience, OR

5 years of programming experience in lieu of a degree.

Experience building applications with advanced LLMs (e.g., Claude, OpenAI Chat Completions API) and dynamic prompt orchestration.

7+ years of combined programming experience across Java, C++, or Python within the last 10 years.

5+ years of software design and development experience in Linux/Unix or Windows environments within the last 7 years.

Hands‑on experience with distributed stream/batch processing frameworks (Ray, Apache Spark, Apache Flink, Apache Beam, Databricks) and distributed object/file stores (Amazon S3, HDFS, Azure Data Lake, GCS).

6+ months of direct cloud development experience (AWS, Azure, or GCP) and Kubernetes within the past 2 years.

Benefits & Compensation

This position offers a comprehensive benefits package designed to support employees both personally and professionally:

• Comprehensive Health, Dental, and Vision Insurance
• Basic Life and Disability Insurance
• Paid Time Off (PTO) and Paid Holidays
• 401(k) Retirement Plan with Company Match
• Tuition Reimbursement for continued education and professional certifications

An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other characteristic protected under federal, state, or local law.