NewData Engineer Koch IncData EngineerArlington, VA$120,000–$170,000 / yearData Engineer - United States - 194742 - Koch. Join our Talent Community.
Principal PostgreSQL Engineer (TS/SCI) VantorPrincipal PostgreSQL Engineer (TS/SCI)Herndon, VirginiaThis role ensures high availability, performance, scalability, and security of mission-critical database environments while collaborating with software engineers, data engineers, DevSecOps teams, and system administrators to deliver reliable data services in a secure, cloud-enabled environment. We are seeking a Senior PostgreSQL Engineer to support the architecture, optimization, and operational support of PostgreSQL databases supporting a large-scale U.S. Government big data analytics platform.
Knowledge Engineer Manager - Back-end Engineer Accenture PlcKnowledge Engineer Manager - Back-end EngineerArlington, VAWe Are: Accenture is a global professional services and solutions company that helps leading organizations reinvent with digital, cloud, data, and AI capabilities, drawing on its large global workforce, industry expertise, and ecosystem partnerships to create 360° value. By combining hands-on engineering with deep industry context, we help organizations build their digital core, modernize operations, unlock value from data and AI, and deliver tangible business outcomes at speed and scale.
Graph Data Engineer Redhorse CorporationGraph Data EngineerArlington, VASuccess in this role requires strong hands-on engineering skills and a systems-thinking mindset: the ability to reason about how data pipelines and tool integrations affect the broader enterprise architecture, search and discovery, and downstream agentic research workflows — and to make and defend design decisions that others will build on. Ontological Alignment: Lead the alignment of discovered data elements from local systems to the shared Enterprise Core Ontology and specialized Domain Ontologies, with particular attention to compatibility with established institutional frameworks (e.g., DIA’s DIKEM).
Junior Graph Data Engineer Redhorse CorporationJunior Graph Data EngineerArlington, VAOntological Alignment Support: Collaborate with senior engineers to align discovered data elements from local systems to the shared Enterprise Core Ontology and specialized Domain Ontologies, with particular attention to compatibility with established institutional frameworks (e.g., DIA’s DIKEM). Semantic Control Plane Maintenance: Help maintain and optimize the Enterprise Semantic Map within enterprise graph database platforms so human analysts, applications, and autonomous AI agents can efficiently search, navigate, and discover resources.
Software Engineer (TS/SCI cleared) Johns Hopkins Applied Physics LaboratorySoftware Engineer (TS/SCI cleared)Laurel, MarylandFull timeExperience with relational databases (Microsoft SQL Server, MySQL, Postgres, SQL etc.) and non-relational databases (MongoDB, CouchDB, HBase etc.) in the areas of query optimization, database design, and scalability. The Threat Analytic Systems (QAI) Group wants talented staff who can work as part of a team to design, implement, test, document, and maintain software applications that provide highly impactful capabilities.
NewSenior Database Engineer- Arlington, VA CoStar GroupSenior Database Engineer- Arlington, VAArlington, Virginia$147,000–$190,000 / yearThis is a hands-on data engineering role, not a database administration position, where you’ll design data models, build and optimize data pipelines, tune complex T-SQL, and develop scalable data quality solutions. Working with large, complex financial datasets, you’ll focus on accuracy, traceability, performance, and scalability while partnering with Software Engineering, Product, DBA, DevOps, and Finance teams.
Staff Engineer - Full Stack Applications Geico InsuranceStaff Engineer - Full Stack ApplicationsBethesda, MD$110,000–$230,000 / yearAs a Staff Engineer, you will: Provide technical and thought leadership across multiple layers of the stack, focusing on fullstack web application development and ensuring the integration of UI, microservices and backend systems. Proven expertise in designing and developing microservices using Golang,Java,Python,Django,gRPC with protocol buffers, Kafka and Apache Spark with a deep understanding of both API and event-driven architectures.
Application Deployment & Automation Engineer II Zolon TechApplication Deployment & Automation Engineer IIHerndon, VAThe ideal candidate will be able to independently develop and modify automation, troubleshoot application and deployment issues, support controlled production releases, and collaborate with development, database, infrastructure, cybersecurity, and operations teams within a structured government-contract environment. 2+ years of hands-on experience with Ansible, including developing, modifying, and troubleshooting playbooks, roles, inventories, variables, and automated deployment workflows.
Software Engineer Johns Hopkins Applied Physics LaboratorySoftware EngineerLaurel, MarylandFull timeExperience with relational databases (Microsoft SQL Server, MySQL, Postgres, SQL etc.) and non-relational databases (MongoDB, CouchDB, HBase etc.) in the areas of query optimization, database design, and scalability. The Threat Analytic Systems (QAI) Group wants talented staff who can work as part of a team to design, implement, test, document, and maintain software applications that provide highly impactful capabilities.
Senior Database Administrator TalteamSenior Database AdministratorWashington, DCTools and Technologies: Experience with database management tools such as SQL Server Management Studio, monitoring tools (e.g., SQL Profiler, Extended Events), and automation frameworks (e.g., PowerShell, T-SQL scripts). Primary job duties and responsibilities may include, but are not limited to the following: " Database Administration: Design, install, configure, upgrade, monitor, and maintain SQL Server databases to ensure high levels of performance, availability, and security.
NewElastic Search Engineer LeidosElastic Search EngineerBethesda, MarylandWe leverage cloud-based computing, artificial intelligence (Al), machine learning (ML) and cross-domain transfer systems to provide cutting edge data exploitation, enrichment, triage, and analytics capabilities to Defense and Intelligence Community members. September 25, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
AI & Decision Engineer Johns Hopkins Applied Physics LaboratoryAI & Decision EngineerLaurel, MarylandFull timeDescription: The Systems Performance Analysis Group (KBS) at the Johns Hopkins University Applied Physics Laboratory is seeking a Generative AI & Decision Engineer to design, build, and deploy AI-enabled analytical and decision-support applications for Naval and Air Force sponsors. Design, implement, and manage RAG pipelines using vector databases and frameworks to integrate relevant documentation, prior analytical results, and large information repositories into LLM decision-making.
Enterprise - Software Engineer - Kubernetes, APIs, REST Erias VenturesEnterprise - Software Engineer - Kubernetes, APIs, RESTColumbia, Maryland$150,000–$275,000 / yearExperience Five (5) years of experience in Software Engineering, with a strong focus on Python backend development and a Bachelors in related field; or three (3) years relevant experience with Masters in related field; or High School Diploma or equivalent and nine (9) years relevant experience. Build Model Context Protocol (MCP) servers and a library of reusable "skills" (function calling/tools) that enable AI agents to safely interact with internal databases, microservices, and external APIs.
AWS Cloud Database Administrator ApTaskAWS Cloud Database AdministratorReston, VARemote$70–$75 / hourWith a strong focus on digital transformation, innovation, risk management, and operational efficiency, It combines industry expertise and advanced technology solutions to help clients improve performance, enhance resilience, and achieve sustainable growth. Experience managing database uptime, connection pooling, horizontal and vertical scaling, resource utilization, slow query monitoring, backups, migrations, downtime planning, and disaster recovery.
Enterprise - Software Engineer - Python, Kubernetes, REST Erias VenturesEnterprise - Software Engineer - Python, Kubernetes, RESTColumbia, MarylandNine (9) years experience in Software Engineering, with a strong focus on Python backend development and a Bachelors in related field; seven (7) years relevant experience with Masters in related field; or High School Diploma or equivalent and thirteen (13) years relevant experience. Build Model Context Protocol (MCP) servers and a library of reusable "skills" (function calling/tools) that enable AI agents to safely interact with internal databases, microservices, and external APIs.
NewMid-Level Web Developer Belay TechnologiesMid-Level Web DeveloperColumbia, MDFull timeSeveral factors influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, education, specific skills and competencies and certifications. We hire software engineers, web designers, test engineers, systems engineers, systems administrators, database engineers and other tech services.
Data Engineer, JR KBR IncData Engineer, JRChantilly, VAThe Data Engineer utilizes a diverse range of data-focused skills, experience, deep technical and analytical problem solving, and team-centered solutioning for complex problems to satisfy priority information enabling operations. Required Qualifications: Degree in Science, Technology, Engineering, Mathematics (STEM), Data Science, Computer Science, Engineering, or a related technical discipline.
NewPrincipal Software Engineer Alarmcom Holdings IncPrincipal Software EngineerTysons, VA$200,000–$250,000 / yearOur comprehensive suite of solutions-including security, video surveillance, access control, active shooter detection, intelligent automation, energy management, and wellness-is delivered exclusively through a trusted network of thousands of professional service providers and commercial integrators across North America and worldwide. We collect and use those categories of Personal Information about you for human resources and other business management purposes, including identifying and evaluating you as a candidate for potential or future employment or future positions, recordkeeping in relation to recruiting and hiring, conducting criminal background checks as permitted by law, conducting analytics, and ensuring compliance with applicable legal requirements and Company policies.
Software Engineer II Alarmcom Holdings IncSoftware Engineer IITysons, VA$88,300–$122,550 / yearOur comprehensive suite of solutions-including security, video surveillance, access control, active shooter detection, intelligent automation, energy management, and wellness-is delivered exclusively through a trusted network of thousands of professional service providers and commercial integrators across North America and worldwide. We collect and use those categories of Personal Information about you for human resources and other business management purposes, including identifying and evaluating you as a candidate for potential or future employment or future positions, recordkeeping in relation to recruiting and hiring, conducting criminal background checks as permitted by law, conducting analytics, and ensuring compliance with applicable legal requirements and Company policies.