793 Engineer 4 Backend jobs in Washington,DC

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Data Engineer

BOOZ, ALLEN & HAMILTON

Washington, DC 20011

RemoteEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

3+ years of experience with major data science languages such as Python and R
3+ years of experience retrieving, merging, and analyzing structured and unstructured data sources from APIs and databases through Python, R, or SQL
Experience with database design and administration in DBMS such as SQL Server or PostgreSQL
Experience with data analytics, data mining, statistical analysis, or AI/ML
TS/SCI clearance with a polygraph
Bachelor's degree and 8+ years of experience in data engineering
Or 12+ years of experience in data engineering in lieu of a degree
Clearance: TS/SCI clearance with polygraph is required.

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ENGINEER

CARDEROCK DIV NS

Bethesda, MD 20817

$143,913-$197,200/yr

~ 25 min Onsite

Must be a US Citizen.
Must be determined suitable for federal employment.
Must participate in the direct deposit pay program.
New employees to the Department of the Navy will be required to successfully pass the E-Verify employment verification check. To learn more about E-Verify, including your rights and responsibilities, visit e-verify.gov
Within the Department of Defense (DoD), the appointment of retired military members within 180 days immediately following retirement date to a civilian position is subject to the provisions of 5 United States Code 3326.
Males born after 12-31-59 must be registered for Selective Service.
You will be required to obtain and maintain an interim and/or final security clearance prior to entrance on duty. Failure to obtain and maintain the required level of clearance may result in the withdrawal of a job offer or removal.
This position may require travel from normal duty station to CONUS and OCONUS and may include remote or isolated sites. You must be able to travel on military and commercial aircraft for extended periods of time.
MSP/PPP applicants must currently hold the required security clearance.
This is an interdisciplinary temporary position and may be filled by a Civil Engineer (0810-series), a Mechanical Engineer (0830-series), or a Naval Architect (0871-series) depending upon the qualifications of the candidate.
Your resume must demonstrate at least one year of specialized experience at or equivalent to the ND-04 (GS-12/13 Equivalency) grade level or pay band in the Federal service or equivalent experience in the private or public sector. Specialized experience must demonstrate the following as professional engineer: independently performing and reviewing structural analysis of submarine structures, such as pressure hull shells and frames, bulkheads and tanks, using analytical calculations and finite element analysis (FEA); communicating technical information to Navy leadership related to the design, evaluation, and certification of submarine structure through technical documentation and oral presentations; executing structural engineering evaluations through the systematic application of submarine design processes, material science principles, and the interpretation of welding and non-destructive testing results; training, developing, and providing oversight of new engineers in the execution of submarine structural engineering tasking.

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Production Engineer

Systems Planning and Analysis

Washington, DC 20011

$150,000/yr

OnsiteHealth InsuranceRetirement Benefit

Bachelor's degree in an Engineering or related technical field
At least ten (10) years of experience in conducting detailed, complex engineering activities associated with engineering systems, capabilities, and activities for Surface Navy Weapons Systems
Demonstrated experience with functional and system level requirements analysis, requirements generation, and technical community review, including inter-agency and Joint Service program cooperation and solutions
Demonstrated experience with production engineering, risk management, and obsolescence management
Active DoD TOP SECRET clearance, and the ability to maintain it throughout employment

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Senior Specialist, Federal Full-Stack Developer

KPMG

Washington, DC 20011

Onsite

A minimum of three years of technical full-stack development experience
Bachelor's degree from an accredited college/university
Deep understanding of Full-Stack development, including modern UI and backend coding fundamentals (JavaScript core best practices, object-oriented design, data structures, API design, complex problem solving, etc.)
Proficiency with at least one modern JavaScript framework (Angular2/4, ReactJs, etc.), backend / AP RESTful service (Java with SpringMVC, etc.), cloud native solutions utilizing Azure / AWS, and DevOps tooling platforms (Jenkins, Ansible, Chef, or similar)
Experience working with relational and non-relational databases (SQL Server, cosmos database, etc.)
Ability to travel as required to support firm engagements
Applicant must possess or be eligible for a U.S. Government clearance

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Engineer IV

Orbis

Washington, DC 20011

Onsite

Typical Experience: 7 years professional experience in engineering.
Must be a U.S. citizen
A secret security clearance

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Travel First Assist Technician - $2,291 per week

Trustaff Allied

Washington, DC 20022

$2,291/wk

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AI/ML Engineer

Vantor

Mc Lean, VA 22101

$150,000-$165,000/yr

~ 19 min OnsiteEducation AssistanceHealth InsuranceRetirement Benefit

To be eligible for this position, you mustbe a U.S. Person, defined as a U.S. citizen, permanent resident, Asylee, or Refugee.
Export Control/ITAR:_ Certain roles may be subject to U.S. export control laws, requiring U.S. person status as defined by 8 U.S.C. 1324b(a)(3).
This position requires an active U.S. Government Security Clearance at the TS/SCI level with required polygraph.
Bachelor's degree in computer science or related area of study.
Senior Labor Category: Minimum 8 years of experience with a Bachelor's degree; or 7 years of experience with a Master's degree; or 6 years of experience with a Doctorate.
Active/current TS/SCI with required polygraph.
Willingness to work onsite full time.
US citizenship required.
Proficiency in Python and common data/AI libraries.
Experience developing AI/ML applications, including LLM-integrated applications, RAG workflows, or similar retrieval-based capabilities.
Experience with agent-based programming concepts, AI frameworks, and tool-based LLM application development.
Strong understanding of AI/ML foundational concepts, including transformers, algorithms, LLM behavior, data processing, and model integration patterns.
Experience designing, developing, or integrating REST APIs to retrieve, process, or exchange data across systems.
Familiarity with production-ready application development practices, including reliability, maintainability, testing, and deployment considerations.

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Designer I

Schweitzer Engineering Laboratories

Washington, DC 20011

OnsiteEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

Associates degree in EET, CAD, Drafting, or relevant discipline; or possess equivalent experience for each academic year
Three plus years of relevant experience with high voltage electrical design, including several projects in protective relay controls systems
Ability to learn concepts and technical details of products
Ability to work with a moderate level of technical supervision, accepting ownership of assigned responsibilities
Demonstrated competency in CAD drafting (AUTOCAD or Microstation)
Acceptable understanding of the installation requirements for protective relays of different type and function
Willing to travel as needed
Strong writing, documentation, and speaking skills
Ability to learn new skills and assume new responsibilities
Ability to work cooperatively in a team environment
Background check results satisfactory to SEL
Negative drug test result(s)

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