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Fit Engineer Jobs in Washington, DC (NOW HIRING)

Abile Group, Inc.

IEC Engineer

Springfield, VA · On-site

Collaborates and supports the Senior Engineering and Project Integration staff in assessing ... If you are not an immediate fit, we will also keep your resume in our database for future ...

Abile Group, Inc.

IEC Engineer

Springfield, VA · On-site

Collaborates and supports the Senior Engineering and Project Integration staff in assessing ... If you are not an immediate fit, we will also keep your resume in our database for future ...

Abile Group, Inc.

IEC Engineer

Springfield, VA · On-site

Collaborates and supports the Senior Engineering and Project Integration staff in assessing ... If you are not an immediate fit, we will also keep your resume in our database for future ...

TAP Engineering

Mechanical Engineer

Columbia, MD · On-site

$100K - $140K/yr

Collaborate closely with electrical engineers to ensure proper PCB integration, fit, and mechanical clearances * Assist with prototype builds, lab testing, and design verification activities

GRVTY

Database Engineer

Fort George G Meade, MD

$192K - $202K/yr

The Database Engineer will develop or maintain database structure to fit into the overall architecture of the system. * The Database Engineer will create new workflows to take over existing processes ...

TAP Engineering LLC

Mechanical Engineer

Columbia, MD · On-site

$100K - $140K/yr

Collaborate closely with electrical engineers to ensure proper PCB integration, fit, and mechanical clearances * Assist with prototype builds, lab testing, and design verification activities

TAP Engineering

Mechanical Engineer II

Columbia, MD · On-site

$130K - $200K/yr

Collaborate with electrical engineers to ensure proper PCB integration, mechanical fit, and thermal performance * Support prototype builds, design verification testing, and design reviews * Develop ...

GRVTY

Database Engineer

Fort George G Meade, MD · On-site

$192K - $202K/yr

The Database Engineer will develop or maintain database structure to fit into the overall architecture of the system. * The Database Engineer will create new workflows to take over existing processes ...

Elutions

Domain Engineer

Arlington, VA · On-site

Master's degree or Bachelor's degree in either Mechanical Engineering, Electrical Engineering, Industrial Engineering, or Environmental Engineering disciplines Motivational Fit: The successful ...

TAP Engineering LLC

Mechanical Engineer II

Columbia, MD · On-site

$130K - $200K/yr

Collaborate with electrical engineers to ensure proper PCB integration, mechanical fit, and thermal performance * Support prototype builds, design verification testing, and design reviews * Develop ...

Elutions

Domain Engineer

Arlington, VA

Master's degree or Bachelor's degree in either Mechanical Engineering, Electrical Engineering, Industrial Engineering, or Environmental Engineering disciplines Motivational Fit: The successful ...

GRVTY

DevOps Engineer

Chantilly, VA

$150K - $200K/yr

... Engineer with a TS/SCI + Poly clearance (applicable to this customer) to join one of our top ... If you are not an immediate fit, we will also keep your resume in our database for future ...

Elutions

Domain Engineer

Arlington, VA · Remote

Master's degree or Bachelor's degree in either Mechanical Engineering, Electrical Engineering, Industrial Engineering, or Environmental Engineering disciplines Motivational Fit: The successful ...

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Showing results 1-20

All JobsFit Engineer JobsFit Engineer Jobs in Washington, DC

Fit Engineer information

What is the difference between Fit Engineer vs Mechanical Engineer?

AspectFit EngineerMechanical Engineer
Required CredentialsTypically a bachelor's degree in engineering or related field; certifications like Six Sigma may be preferredBachelor's degree in mechanical engineering; licensure or professional engineer (PE) license often advantageous
Work EnvironmentManufacturing plants, quality assurance labs, assembly linesDesign offices, manufacturing facilities, R&D labs
Industry UsageUsed in manufacturing, automotive, aerospace for ensuring product fit and qualityUsed across industries for designing, analyzing, and testing mechanical systems

Fit Engineers focus on ensuring components and products fit correctly during manufacturing and assembly, often working closely with quality assurance. Mechanical Engineers have a broader role in designing, analyzing, and developing mechanical systems. While both roles require engineering degrees, Fit Engineers emphasize precision fitting and quality, whereas Mechanical Engineers focus on design and functionality.

How do you become a fitness engineer?

To become a fitness engineer, you typically need a background in engineering or biomechanics, along with knowledge of human physiology and fitness technology. Gaining relevant skills through a degree in biomedical engineering, exercise science, or related fields, and obtaining certifications in fitness or health technology can enhance your qualifications. Experience with designing or working with fitness equipment and understanding user needs are also important.

What are popular job titles related to Fit Engineer jobs in Washington, DC?

For Fit Engineer jobs in Washington, DC, the most frequently searched job titles are:

What job categories do people searching Fit Engineer jobs in Washington, DC look for?

The top searched job categories for Fit Engineer jobs in Washington, DC are:

Fit Engineer jobs near you
Infographic showing various Fit Engineer job openings in Washington, DC as of June 2026, with employment types broken down into 72% Full Time, 26% Part Time, and 2% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution.

Software Engineer | Secure AI

Bestgate Engineering

Columbia, MD • On-site

Full-time

Re-posted 17 days ago

Job description

THE OPPORTUNITY

Bestgate Engineering is hiring for multiple software engineering opportunity at the intersection of backend engineering and applied AI. The role is not about training foundation models; it is about building the secure "paved road" that lets enterprise systems use AI safely, repeatably, and with the right guardrails.

WHAT YOU WILL DO
  • Design and build internal APIs, middleware, routing layers, and reusable services for secure AI integration.
  • Develop Model Context Protocol (MCP) servers and reusable AI skills that connect models to databases, microservices, and external APIs.
  • Implement enterprise guardrails for privacy, sensitive data handling, prompt injection defense, and output validation.
  • Build and test software patterns for non-deterministic AI outputs and agent-like workflows.
  • Work across backend services, applied AI patterns, and secure software delivery practices.
WHAT MAKES YOU COMPETITIVE
  • U.S. citizenship and ability to obtain a U.S. Government security clearance.
  • Strong Java software engineering experience, including modern frameworks and libraries such as Spring or Guava.
  • Experience designing enterprise APIs, RESTful services, and microservice architectures.
  • Familiarity with applied AI concepts such as prompt engineering, tool use, function calling, and Retrieval-Augmented Generation.
  • Comfort with Git, Nexus, Maven, Linux command line workflows, and agile delivery.
  • Strong troubleshooting, testing, and communication skills.
NICE TO HAVE
  • Spring AI, LangChain4j, LangChain, LlamaIndex, vector databases, semantic caching, or AI observability tools.
  • NiFi, Kafka, AWS, Kubernetes, SQL/NoSQL databases, Python scripting, or Big Data platform exposure.
  • DoD 8140/8570 certification readiness if required by the customer.
BEST FIT

Best fit for a backend engineer who wants to make AI usable in real enterprise systems without compromising security or engineering discipline.