Principal AI/ML Engineer

HarmonyTech; Fairfax (VA); On-site; USD 140,000 - 210,000; Full time

Benefits offered by this job

Medical/Dental/Vision Insurance

401(k) Retirement Plan with Company 
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Tuition Reimbursement

Paid Federal Holidays

Accrued Paid Time Off

Job summary

HarmonyTech is seeking a Principal AI/ML Engineer to lead an agile team delivering AI/ML and BI solutions for a Federal Regulatory agency in Northern VA. The role requires US citizenship and ability to obtain public trust clearance.

You will drive requirements elicitation, architecture analysis, model development, and governance documentation while coordinating with stakeholders and business users to ensure timely delivery.

Qualifications

• Bachelor’s degree or higher in computer science or related field.
• Minimum 5 years hands-on experience designing, implementing, and maintaining AI/ML models including 2+ years with AWS SageMaker.
• Strong Python and ML library experience (TensorFlow, Keras).
• Experience with data analysis, cleansing, feature engineering, and model evaluation.

Responsibilities

• Lead an agile technical team developing AI/ML and BI solutions.
• Elicit requirements, map processes, manage risks, and track dependencies.
• Document data sensitivity, compliance assessments, and stakeholder interviews.
• Analyze architecture, integration, and workflow diagnostics.
• Develop test plans, model cards, and governance artifacts for AI systems.
• Translate requirements into technical specs and data-driven workflows.

Skills

AI/ML

Python

TensorFlow

Keras

AWS SageMaker

SageMaker Studio

Power BI

Power Automate

DBeaver

JIRA

GitHub

ServiceNow

Leadership

Communication

Education

Bachelor’s degree in computer science or related field

Tools

SageMaker Studio

Power BI

Power Automate

DBeaver

JIRA

GitHub

ServiceNow

SharePoint Online

Job description

HarmonyTech is currently looking for a talented and self-motivated Principal AI/ML Engineer specializing in the technology stack given below. You will be working with a high-performing agile team leading, designing and implementing AI/ML and business intelligence solutions for a Federal Regulatory agency. Position is available in Northern VA, requires US citizenship and ability to obtain public trust clearance.

Responsiblities

• Lead an agile technical team developing AI/ML and Business Intelligence solutions.
• Business Analysis & Project Support – requirements elicitation, process mapping, gap analysis, user story development, risk/issue/dependency tracking
• Business Transformation – use-case documentation, data sensitivity/compliance assessments, stakeholder interviews, change management
• Systems & Technology Analysis – architecture/dependency mapping, integration analysis, configuration management, workflow diagnostics
• AI/ML Testing, Validation & Documentation – test plan execution, model inventories, model cards, explainability artifacts, drift/anomaly monitoring, AI governance documentation
• Solution Design & Development – translating requirements into technical specs, workflow automation builds, data transformation design.

Technology Stack

Required

• Amazon Sagemaker, Python, Amazon SageMaker Studio
• Microsoft Power Automate, Power BI
• DBeaver
• JIRA, GitHub, ServiceNow

Preferred

• SharePoint Online

Education, Experience and Skills

Required

• Bachelor’s degree in computer science or a related field
• Minimum 5 years of hands-on experience designing, implementing and maintaining AI/ML models out of which at least 2 years with AWS Sagemaker. Hands‑on experience with Python and Machine learning libraries such as TensorFlow and Keras.
• Experience with data analysis, data cleansing techniques, feature engineering, model design, model validation, with good understanding of model metrics
• Experience with one or more of the following types of models – Linear regression, Logistic regression, Time series analysis and forecasting
• At least 5 years of experience as a hands‑on lead developer, developing code and managing projects using required technology stack (see below).
• Expert knowledge of machine learning and deep learning algorithms and Python libraries
• Expert knowledge of Microsoft Power BI and Power Automate
• At least 2 years of hands‑on experience in Power Automate, Power BI and DBeaver
• Ability to communicate clearly with business users, the team, and leadership
• Innovative, results‑oriented and focused on delivering on time and with quality

Preferred

• Experience working with regulatory agencies such as OCC, SEC or FDIC
• Experience with Agile SDLC and tools
• Experience with methodologies such as CRISP-DM

About HarmonyTech

We have been delivering information technology services and solutions across the federal government and commercial clients for over a decade. Our employees are the most important assets of our company because they deliver value and care for our clients. We are a company of passionate technologists, constantly evolving in our understanding and application of technology to best fulfill our clients' mission needs. We operate under a flat and efficient organizational structure to ensure our hand‑picked consultants have the flexibility to take risks and be innovative. We typically work in small, agile teams as we design and develop solutions to address our clients' business challenges. Our success is measured with every satisfied customer and employee.

Why you want to join us

• You have a passion for solving our customers' complex business problems
• Awesome learning and professional development opportunities
• A culture built on teamwork and excellence

Benefits

HarmonyTech offers a highly competitive salary and benefits package, including:

• Medical/Dental/Vision Insurance
• Short/Long Term Disability Coverage
• Life and AD&D Insurance
• 401(k) Retirement Plan with Company Match
• Tuition Reimbursement
• Employee Referral Bonus
• Paid Federal Holidays
• Accrued Paid Time Off
• View our full benefits package

Legal

HarmonyTech believes in a policy of equal employment and opportunity for all people based on merit.

We are an Equal Opportunity Employer (EEO) and Drug Free Workplace Employer.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, protected veteran status, disability status, or any other category protected by applicable federal, state, or local laws.

The statements herein are intended to describe the general nature and level of work being performed by employees and are not to be construed as an exhaustive list of responsibilities, duties, and skills required of personnel. Additionally, they do not establish a contract for employment and are subject to change at the discretion of HarmonyTech.