Senior AI Platforms Engineer ExpressionSenior AI Platforms EngineerWashington, DC$180,000–$210,000Experience with self-hosted and edge model deployment: serving open and small language models (SLMs) with vLLM, Ollama, or llama.cpp, routing through LiteLLM, and autoscaling inference on Kubernetes (e.g., Karpenter) for on-premises, disconnected, and tactical environments. Founded in 1997 and headquartered in Washington DC, Expression provides data fusion, data analytics, AI/ML, software engineering, information technology, and electromagnetic spectrum management solutions to the U.S. Department of Defense, Department of State, and national security community.
Lead Software Engineer, TS/SCI w/ Polygraph Mitre CorpLead Software Engineer, TS/SCI w/ PolygraphMcLean, VA$156,800–$196,000 / yearBasic Qualifications: Typically requires a minimum of 8 years of related experience with a Bachelor's degree; or 6 years and a Master's degree; or a PhD with 3 years' experience or equivalent combination of related education and work experience. Experience developing web applications with different architectures including server-side rendering (SSR), single page applications (SPAs), and hybrid applications (interactive islands pattern).
Senior AI/ML Engineer JobotSenior AI/ML EngineerMcLean, VARemote$140,000–$180,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. You’ll design and build our machine learning infrastructure - starting with vector search and retrieval-augmented generation and expanding into fine-tuned LLMs with human feedback loops.
Staff Engineer - Full Stack Applications Finops Geico InsuranceStaff Engineer - Full Stack Applications FinopsBethesda, MD$110,000–$230,000 / yearProven expertise in designing and developing micro-services using Golang,Java,Python,Django,gRPC with protocol buffers, Kafka and Apache Spark with a deep understanding of both API and event-driven architectures. As a Staff Engineer, you will: Provide technical and thought leadership across multiple layers of the stack, focusing on full-stack web application development and ensuring the integration of UI, micro-services, and backend systems.
Senior Software Engineer (C++ / Java) JobotSenior Software Engineer (C++ / Java)MONTGOMRY VLG, MD$165,000–$185,000 / yearWith deep expertise in cloud-first architectures, automation, DevSecOps, virtualization, reliability engineering, and large-scale systems integration, we help organizations modernize infrastructure, improve operational efficiency, and support mission-critical environments where performance, security, and resiliency are essential. This role is ideal for a seasoned engineer who enjoys solving complex technical challenges, contributing to system architecture, and partnering closely with Systems Engineering, Development, and Test teams to deliver robust, scalable solutions.
Lead User Experience (UX) Engineer, TS/SCI wPoly Mitre CorpLead User Experience (UX) Engineer, TS/SCI wPolyMcLean, VA$156,800–$196,000 / yearRoles & Responsibilities: The selected candidate will serve as a technical subject matter expert responsible for designing, documenting, developing, and refining interactive, visually engaging, and responsive front-end web applications and interaction designs within highly sensitive Intelligence Community environments. Responsibilities include: Collaborate directly with ODNI sponsors and MITRE technical teams to translate complex mission workflows into clear, accessible, and mission-effective user interfaces that support analyst decision-making and reduce cognitive burden.
NewChief Engineer Davron LLCChief EngineerArlington, VABenefits: Employee is eligible for fully paid comprehensive medical, dental, and vision insurances with the union, along with life insurance, long-term and short-term disability, a union pension plan, vacation (10 days total: 5 after probationary period and 5 at 6 months), sick time that accrues 0.5 hours per day up to 7 days after 1 year, time off may be taken unpaid, and $150 per month toward parking or public transportation commuting costs. CHIEF ENGINEER | ARLINGTON, VA | SECRET CLEARANCE | MASTER HVAC LICENSE | DC/MD/VA 1ST CLASS STEAM ENGINEER LICENSE | CMMS | BAS | WORK ORDER SYSTEMS | PREVENTATIVE MAINTENANCE | UPS | GENERATORS | STEAM DISTRIBUTION SYSTEMS .
Software Engineer (Distributed Web Applications & Cloud) Bigbear.aiSoftware Engineer (Distributed Web Applications & Cloud)Columbia, MarylandFull timeYou will focus on building robust, scalable systems using modern JavaScript/TypeScript frameworks and Python, while leveraging DevOps automation to manage cloud-native environments. Candidates who possess a background—or a strong personal interest—in reverse engineering and vulnerability research will find a unique opportunity to apply their engineering rigor to complex security challenges.
Lead Software Engineer (AI) - Onsite - Reston, VA - Freewheel Comcast CorpLead Software Engineer (AI) - Onsite - Reston, VA - FreewheelReston, VACreating, enabling, and driving innovation by bringing agentic workflows and AI capabilities into FreeWheel's applications, helping teams unlock new ways to automate work, improve decision-making, and deliver more intelligent product experiences. It helps create reusable patterns and scalable solutions that allow teams to apply AI consistently across products, business workflows, and customer-facing experiences while ensuring those capabilities are reliable, useful, and maintainable.
Lead User Experience (Ux) Engineer, Ts/Sci Wpoly The MITRE CorporationLead User Experience (Ux) Engineer, Ts/Sci WpolyMclean, VA$156,800–$196,000 / yearRoles & Responsibilities: The selected candidate will serve as a technical subject matter expert responsible for designing, documenting, developing, and refining interactive, visually engaging, and responsive front-end web applications and interaction designs within highly sensitive Intelligence Community environments. Responsibilities include: Collaborate directly with ODNI sponsors and MITRE technical teams to translate complex mission workflows into clear, accessible, and mission-effective user interfaces that support analyst decision-making and reduce cognitive burden.
Full Stack Engineer M1 TechnologyFull Stack EngineerHerndon, VAThis role will support applications development for a variety of tools and initiatives focused on streamlining operations, automating processes, and aligning customer solutions to the overarching digital architecture. Founded in 2016, M1 Technology's vision is simple and unwavering: connect mission-first individuals to deliver meaningful outcomes for government clients while creating an exceptional home for our employees.
Senior Backend Engineer The Nuclear CompanySenior Backend EngineerWashingtonWe expect every team member to continuously identify opportunities to automate workflows, enhance decision-making, improve processes, and contribute to the ongoing evolution of NOS as a strategic operating capability that enables The Nuclear Company to scale with excellence. The actual salary offered may vary based on relevant factors as determined in the Company’s discretion, which may include experience, qualifications, tenure, skill set, availability of qualified candidates, geographic location, certifications held, and other criteria deemed pertinent to the particular role.
Senior Full Stack Engineer, TS/SCI w/Polygraph Mitre CorpSenior Full Stack Engineer, TS/SCI w/PolygraphMcLean, VA$122,400–$153,000 / yearExperience developing web applications with different architectures including server-side rendering (SSR), single page applications (SPAs), and hybrid applications (interactive islands pattern). The selected candidate will serve as a technical subject matter expert responsible for designing, developing, and deploying full stack applications within highly sensitive Intelligence Community environments.
AI Engineer, Manager - Tax Transformation Deloitte Touche Tohmatsu LtdAI Engineer, Manager - Tax TransformationArlington, VA$156,975–$213,375 / yearOur purpose comes through in our work with clients that enables impact and value in their organizations, as well as through our own investments, commitments, and actions across areas that help drive positive outcomes for our communities. The wage range for this role takes into account the wide range of factors that are considered in making compensation decisions including but not limited to skill sets; experience and training; licensure and certifications; and other business and organizational needs.
Senior User Experience (UX) Engineer, TS/SCI w/ Poly Mitre CorpSenior User Experience (UX) Engineer, TS/SCI w/ PolyMcLean, VA$122,400–$153,000 / yearRoles & Responsibilities: The selected candidate will serve as a technical subject matter expert responsible for designing, documenting, developing, and refining interactive, visually engaging, and responsive front-end web applications and interaction designs within highly sensitive Intelligence Community environments. Responsibilities include: Collaborate directly with ODNI sponsors and MITRE technical teams to translate complex mission workflows into clear, accessible, and mission-effective user interfaces that support analyst decision-making and reduce cognitive burden.
Lead Backend Engineer Talent Software Services, Inc.Lead Backend EngineerReston, VARemote$70–$75 / hourLeadership in the end-to-end design and implementation of user interfaces, from architectural planning and component strategy through to polished execution, including accessibility, performance optimization, and mentoring peers on building intuitive, scalable, and user-centric front-end solutions. Proficiency in reviewing and improving code structure and architecture for testability, maintainability, and scalability, with hands-on experience in JavaScript/TypeScript, React, Node.js, Next.js, APIs, and AWS Serverless technologies (Lambdas, DynamoDB, S3, CloudWatch, etc.).
Senior User Experience (Ux) Engineer, Ts/Sci W/ Poly The MITRE CorporationSenior User Experience (Ux) Engineer, Ts/Sci W/ PolyMclean, VA$122,400–$153,000 / yearRoles & Responsibilities: The selected candidate will serve as a technical subject matter expert responsible for designing, documenting, developing, and refining interactive, visually engaging, and responsive front-end web applications and interaction designs within highly sensitive Intelligence Community environments. Responsibilities include: Collaborate directly with ODNI sponsors and MITRE technical teams to translate complex mission workflows into clear, accessible, and mission-effective user interfaces that support analyst decision-making and reduce cognitive burden.
Systems Engineer IntelliLink Technologies IncSystems EngineerSterling, VATesting, quality assurance, and test automation - Develop test strategies, scenarios, and scripts; execute unit, system integration, regression, parallel, and user acceptance testing (UAT); design and build automated testing and data validation utilities using Python and Alteryx to accelerate regression cycles and perform large-volume data comparisons; track, manage, and triage defects using JIRA; perform root-cause analysis and implement fixes prior to deployment. Integration development - Design, develop, and troubleshoot integrations between Workday and external systems (banks, tax engines, procurement platforms, legacy ERPs) using Workday Studio, Enterprise Interface Builder (EIB), Core Connectors, Workday Web Services (SOAP/REST APIs), XML, and XSLT.
Forward Deployed Engineer Neuroscale AIForward Deployed EngineerReston, VirginiaYou will write code, design integrations, build prototypes, configure AI workflows, troubleshoot deployments, and work closely with product and engineering to turn customer feedback into scalable product improvements. You will work directly with customers to understand their recruiting workflows, configure and deploy Arbi, integrate with their existing systems, and build production-ready solutions that deliver measurable impact.
Senior DevOps Engineer CACISenior DevOps EngineerArlington, VirginiaPay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. CACI is seeking a Senior DevOps Engineer with proven experience supporting multi-cloud environments (Azure, AWS, and Google Cloud) in government cloud and FedRAMP High environments to support our client in Rosslyn, VA.