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API Engineer II

Who is Epsilon:

Epsilon is an IT Services company that was founded in 2009 and has become an established leader in providing Information Technology services to both Federal Government and Commercial businesses across the United States. Epsilon is known for its solution-focused and innovative approach, aligning technology systems, tools, and processes with the missions and objectives of its customers.

Epsilon’s headquarters are in Weaverville, NC with other corporate offices in Greenville, SC, Crystal City, VA, and Denver, CO. We have employees in 30+ States across the U.S.

Why work for Epsilon:

In joining Epsilon’s team, you will have the opportunity to contribute to Epsilon’s business and customer initiatives, as well as influence our brand culture through people interaction and technology advancements.

Epsilon invests in our employees by promoting from within and enabling employees to elevate their knowledge and skill set in their profession by allocating $3,000 annually in Professional Development funds. We also offer competitive pay, comprehensive benefits through one of the largest national carriers, Paid Time Off (PTO) that increases with tenure and has a generous rollover, 11 company paid Holidays, and 401(k) with immediate contribution.

Compensation:

The wage range listed represents the potential compensation opportunities for this position. Starting salary will be thoughtfully determined by the hiring manager based on a variety of factors including candidate experience, education, relevant skills, and qualifications brought to the role. The initial offer could be any amount within the posted range, reflecting Epsilon's commitment to fair and competitive compensation.

Where you’ll work:

This is a hybrid onsite/remote opportunity where you will report to the customer location in Falls Church, VA and have the flexibility to work from home based on business needs.

An average day:

As API Engineer II, you will support the development and integration of data governance capabilities across classified and unclassified environments. This role is central to advancing the Department of Defense’s (DoD) data strategy through the creation and enhancement of scalable APIs, metadata interfaces, and data pipelines. In this position you will:

+ Design, develop, and maintain APIs for the DoD Federated Data Catalog, enabling metadata exposure for datasets and AI models.

+ Integrate external data catalogs and establish interoperability standards with public sector platforms (e.g., data.gov ).

+ Enhance discoverability and monitoring of AI solutions by supporting model registration, feature store development, and enterprise-wide performance tracking.

+ Implement automated metadata card strategies aligned with data mesh principles and DoD/CDAO policies.

+ Support self-service data quality integrations, enabling users to define and enforce data quality rules.

+ Collaborate with Agile teams to execute sprint plans focused on data pipeline and governance priorities.

+ Contribute to the development of policy-as-code access control mechanisms for secure data sharing on the Advana platform.

Basic Qualifications:

+ As a requirement of this position, all candidates must be a U.S. Citizen. In accordance with 8 U.S.C. 1324b(a)(2)(C) , Epsilon will not consider candidates for this position who do not meet the aforementioned conditions.

+ 3-5 years of experience in software engineering and enterprise application development

+ Strong programming skills in languages such as Python, Java, Node.js, or Go, with demonstrated ability to develop scalable software solutions and customize applications for enterprise environments

+ Experience with database design and development, including both relational and NoSQL databases, with knowledge of data pipeline architectures and ETL processes

+ Understanding of data mesh principles and enterprise data architecture patterns

+ Experience in containerization technologies (Docker, Kubernetes) and cloud platforms (AWS, Azure, or GCP) preferred; security clearance eligibility and experience with DoD or government systems advantageous

Preferred Qualifications:

+ Experience with API development in secure, federated environments.

+ Familiarity with data cataloging, metadata standards, and AI/ML model governance.

+ Proficiency in Agile methodologies and DevSecOps practices.

+ Understanding of attribute-based access control and policy-as-code frameworks.

Other:

+ Must have an active DOD Secret clearance. ( _This is a federal contract position and requires candidates to obtain and maintain the appropriate level of Security Clearance or Public Trust. Adjudication of the required Security Clearance or Public Trust is determined solely by the government. If the government determines that the candidate cannot obtain and/or maintain the appropriate level of Security Clearance or Public Trust, Epsilon will be unable to place the candidate in this position.)_

Physical Demands and Working Conditions:

Listed below are the physical or mental requirements necessary for the job's performance. Reasonable accommodation may be made to enable individuals with disabilities to perform essential job functions:

+ Prolonged periods of computer desk work.

+ Dexterity of hands and fingers to operate a computer keyboard and other computer components.

+ Speaking and hearing are sufficient to converse and understand conversations, both in-person, telephone, and virtual meetings.

+ The cognitive skills needed to complete tasks, including abilities such as learning, remembering, focusing, categorizing, and integrating information for decision-making, problem-solving, and comprehending.

+ Ability to learn new tasks, remember processes, maintain focus, complete tasks independently, make timely decisions in the context of a workflow, and the ability to communicate with managers and co-workers.

+ Mental aptitude to respond appropriately in high-pressure situations or deadline-driven environments.

+ Maintain a professional emotional response when working with others.

Connect directly with your dedicated recruiter, Jon, on Epsilon’s careers page.

www.epsilon-inc.com/careers

Epsilon is committed to creating a diverse environment and is proud to be an equal opportunity employer. All qualified applications will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. EEO/AA: Disabled/Vets.

Please click here (https://www.eeoc.gov/sites/default/files/2023-06/22-088\_EEOC\_KnowYourRights6.12ScreenRdr.pdf) to review your rights under EEO policy.

If you are an individual with a disability and need special assistance or reasonable accommodation in applying for employment with Epsilon, Inc., please contact our Recruiting department by phone 828-398-5414 or by email [email protected] .