2,689 Results for

Application Engineer Jobs in District of Columbia

Jobs

Application Security Engineer II Abnormal

Washington DC, DC

$130,100–$187,000 / year

Abnormal AI is looking for an Application Security Engineer II to secure the AI-powered systems at the core of our AWS-based platform (LLM-integrated features, agentic workflows, MCP connectors, and the model supply chain) against threats like prompt injection at production scale. • Lead threat modeling and security architecture reviews with engineering teams by translating security risks into concrete development actions, with particular focus on AI-powered features (LLM integrations, agentic workflows, MCP connectors).

30+ days ago

SR. INFRASTRUCTURE ENGINEER – MAINFRAME Widenet Consulting

Remote, Washington

Remote

$65–$71 / hour
Contractor

Serve as the bridge between application teams and the managed service provider, ensuring clear communication, timely resolution of issues, and effective coordination of changes and upgrades. This role demands both hands-on technical expertise in mainframe environments and collaborative leadership skills to align stakeholders and keep systems running securely and efficiently.

30+ days ago

Sr Energy Engineer - DC Jobot

Washington, DC

$90,000–$155,000 / year
Quick Apply

Project Managers work independently on complex projects, network to expand the market outreach for Existing Building Decarbonization projects, and collaborate closely with clients, contractors, and internal teams. – Lead energy modeling and building performance simulations and perform life-cycle cost analyses to evaluate the ROI and overall economic feasibility of various decarbonization strategies, including high-efficiency HVAC systems and the integration of geothermal and other renewable energy sources.

3 days ago

HVAC Controls Design Engineer Jobot

Washington, DC

$90,000–$125,000 / year
Quick Apply

Information 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. This position is ideal for someone who enjoys translating project requirements into complete BAS designs while collaborating with project managers, programmers, and field teams to deliver successful projects from concept through installation.

9 days ago

Project Engineer II Jobot

Washington, DC

$85,000–$120,000 / year
Quick Apply

Information 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. For decades, they have specialized in engineering, construction, design-build, prefabrication, and facility services across sectors including healthcare, data centers, aviation, education, government, and large-scale commercial projects.

6 days ago

Sr Mechanical Engineer/Dept. Head Jobot

Washington, DC

$120,000–$175,000 / year
Quick Apply

Information 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. Successful candidates will have a strong background in MEP Consulting (Mechanical, Plumbing, & Fire Protection Engineering) with proven leadership experience.

2 days ago

RCDD Technology Engineer Jobot

Washington, DC

$140,000–$190,000 / year
Quick Apply

Information 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. This role serves as a trusted advisor to clients, leading technology consulting efforts while supporting business development, proposal preparation, project execution, and team mentorship.

6 days ago

Cloud Engineer 4 NuAxis Innovations

Washington DC, DC

The role combines hands-on cloud and network engineering with technical leadership, security administration, application support, and performance optimization across enterprise infrastructure. · 5 years of experience with cloud-based application software and services such as Exchange, Oracle, DNS, DNSSEC, DHCP, and Internet-based domain naming services and registration processes.

15 days ago

Linux Engineer 3 NuAxis Innovations

Washington DC, DC

The role requires strong experience in systems deployment, network operations, security, troubleshooting, DNS services, and technical team leadership. The Linux Engineer 3 is responsible for supporting and securing enterprise Linux/UNIX infrastructure and associated network services within a large organizational environment.

15 days ago

Hybrid Cloud Engineer ECLARO

Washington DC, DC

Quick Apply

Cloud Operations & Reliability: Experience designing highly available systems using Azure-native tools for monitoring, backup, disaster recovery, and cost optimization. Virtualization & Core Infrastructure: Deep expertise in VMware (vSphere, ESXi, NSX, vCenter, SRM) and enterprise compute, storage, networking, and Active Directory.

1 day ago

DevSecOps Engineer PlanIT Group

Washington, DC

Quick Apply

Experience with creating and improving automation scripts across multiple technical stacks using Python, • Experience with troubleshooting and resolving issues related to both open source and commercial tools in public cloud environments. • Experience with AWS & Azure & the development of tools and processes to drive DevSecOps maturity by automating builds, regression testing, monitoring, and pushing releases across environments.

12 days ago

Staff Software Engineer, Query Engine [Rust] Komodo Health

Washington DC, DC

$225,000–$265,000 / year

Engineering Excellence & Mentorship: Raise the bar for system design, code quality, documentation, testing, CI/CD, and operational readiness across the team, and mentor engineers through design reviews, technical deep dives, pairing, and architectural guidance, helping the team make better decisions at scale. Applied AI / Agentic Workflows: Experience using, designing, or integrating AI-enabled workflows — including LLM pipelines, multi-agent orchestration, prompt chains, or evaluation frameworks — to improve data quality, extraction, curation, or product delivery.

1 day ago

Quality Assurance Engineer PlanIT Group

Washington, DC

Quick Apply

A minimum of eight (8) years experience in software development, software quality assurance/control, and/or related field; • A degree from an accredited College/University in Software Engineering, Computer Science, or related discipline is preferred; • Able to perform all functional duties independently on high-visibility programs, or mission critical aspects of a given program; • Able to oversee the efforts of direct reporting resources and/or be responsible for the efforts of all staff assigned to a specific job; • Experience training/mentoring less experienced personnel; • Extensive knowledge of and experience with formal software testing for complex software applications; • Extensive experience testing software applications, identifying/documenting defects, and working with developers and end users to resolve defects; • Extensive experience with multiple defect tracking tools (e.g. List of tasks to be performed: • Review test requirements, specifications, and documentation to prepare and manage test data for each release.

12 days ago

AI Engineer Qualitest

Washington DC, DC

$110,000–$115,000 / year

Formerly Qualitest, QualityAI supports global enterprises across regulated and technology-driven industries, combining deep engineering heritage with AI-enabled delivery, operational assurance, and lifecycle expertise to help clients achieve certainty at go-live. Operating across data, models, platforms, infrastructure, and operational environments, the company provides assurance and engineering expertise that helps organizations ensure systems perform reliably in real-world conditions.

1 day ago

Senior Full-stack Engineer EPAM Systems

Washington DC, DC

You should be equally comfortable building Go-based CLIs, TypeScript developer tooling, release automation, update mechanisms, and analytics pipelines that help teams understand how tooling is used in production. • Instrumentation & Observability: Experience implementing telemetry, analytics, and usage instrumentation within developer tools, with a strong knowledge of OpenTelemetry, metrics collection, logging, and observability best practices.

17 days ago

Lead Applied AI Engineer - Remote Appian Corporation

Washington DC, DC

Remote

$150,000–$300,000 / year

Growth Opportunities: Appian provides a diverse array of growth and development opportunities, including our leadership program tailored for new and aspiring managers, a comprehensive library of specialized department training through Appian University, skills based training, and tuition reimbursement for those aiming to advance their education. As a Lead Applied AI Engineer, you will serve as a technical linchpin for the team building AI systems that reason about enterprise applications end to end — spanning agents and orchestration, specification extraction from existing systems, application intelligence and retrieval, and rigorous LLM evaluation.

17 days ago

AI Engineer BERING STRAITS PROFESSIONAL SERVICES LLC

Washington DC, DC

Architect reliable agentic systems incorporating workflow orchestration, model and tool integration, state management, authorization controls, human review, exception handling, and auditability. Essential and marginal functions may require maintaining physical condition necessary for bending, stooping, sitting, walking or standing for prolonged periods of time; most of time is spent sitting in a comfortable position with frequent opportunity to move about.

30+ days ago

Senior Software Engineer (Go) Tetrate

Washington DC, DC

The Management Plane team is responsible for building the main experience of the platform, including the public-facing APIs users consume to configure, observe, and interact with the mesh, as well as the main workflows and processes that provide multi-tenancy and security to our hybrid and multi-cloud service mesh. • Collaborate closely with product management, UX, and cross-functional teams to design and implement public APIs that will be used to configure all the aspects of a service mesh: networking, security, and observability.

29 days ago

Prin Engineer (Underground Transmission) Exelon

Washington, DC

$122,400–$168,300

Develops and/or leads teams in studies, plans, criteria, specifications, calculations, evaluations, design documents, performance assessments, integrated systems analysis, cost estimates, budgets, associated with the planning, design, licensing, construction, operation, and maintenance of Exelon's electric generation, transmission, distribution, gas, and telecommunication facilities/systems. We are a Fortune 200 company, 19,000 colleagues strong serving more than 10 million customers at six energy companies -- Atlantic City Electric (ACE), Baltimore Gas and Electric (BGE), Commonwealth Edison (ComEd), Delmarva Power & Light (DPL), PECO Energy Company (PECO), and Potomac Electric Power Company (Pepco).

30+ days ago

Lead Frontend Engineer Tetrate

Washington DC, DC

Optimize HTTP requests, balancing reuse vs usability, reducing wasted re-renders, smaller code bundles, faster CI/CD pipelines, maximizing automated testing, and effective support tooling are our daily focus, that drives us to design and code great user experiences. We are looking to hire a Lead Frontend Engineer to join our Frontend team that focuses on building immersive experiences, empowering many personas to manage the Application traffic of complex network infrastructure across cloud providers and on-premise deployments.

29 days ago

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Application Engineer Jobs in District of Columbia

Application Security Engineer II Abnormal

SR. INFRASTRUCTURE ENGINEER – MAINFRAME Widenet Consulting

Sr Energy Engineer - DC Jobot

HVAC Controls Design Engineer Jobot

Project Engineer II Jobot

Sr Mechanical Engineer/Dept. Head Jobot

RCDD Technology Engineer Jobot

Cloud Engineer 4 NuAxis Innovations

Linux Engineer 3 NuAxis Innovations

Hybrid Cloud Engineer ECLARO

DevSecOps Engineer PlanIT Group

Staff Software Engineer, Query Engine [Rust] Komodo Health

Quality Assurance Engineer PlanIT Group

AI Engineer Qualitest

Senior Full-stack Engineer EPAM Systems

Lead Applied AI Engineer - Remote Appian Corporation

AI Engineer BERING STRAITS PROFESSIONAL SERVICES LLC

Senior Software Engineer (Go) Tetrate

Prin Engineer (Underground Transmission) Exelon

Lead Frontend Engineer Tetrate

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