Startups jobs in Ashburn, VA

Senior Electrical Engineer - Water/Wastewater

Gaithersburg, Maryland

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Today

Together, we own our company, our future, and our shared success. As an employee-owned company, our people are Black & Veatch. We put them at the center of everything we do and empower them to grow, explore new possibilities and use their diverse talents and perspectives to solve humanity's biggest challenges in an ever-evolving world. With over 100 years of innovation in sustainable infrastructure and our expertise in engineering, procurement, consulting and construction, together we are build

Full-time

USD 135,320.00 - 225,980.00 per year

Senior Mainframe Engineer

Hybrid in Vienna, Virginia

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Today

Overview Navy Federal Credit Union currently does not provide sponsorship for this role. Applicants must be authorized to work in the United States without the need for current or future sponsorship. Define, develop and implement Mainframe or distributed automation strategies and policies for eliminating manual intervention during the management of systems and workloads. Architect, Design and deliver automated solutions to improve the efficiency and effectiveness of the systems operations enviro

Full-time

$114,500-$179,500 per year

Distinguished Engineer (Global Payment Network)

McLean, Virginia

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Today

Distinguished Engineer (Global Payment Network) As a Distinguished Engineer at Capital One, you will be a part of a community of technical experts working to define the future of banking in the cloud. The Global Payment Network (GPN) Technology organization designs, builds, and operates the mission-critical systems and infrastructure that seamlessly power complex money movement across domestic and international rails. We build and operate a high-volume, low-latency, and highly resilient distri

Full-time

USD 244,700.00 - 279,200.00 per year

HVAC Controls Technician

Washington, District of Columbia

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Today

This Jobot Job is hosted by: Mark Stein Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $95,000 - $135,000 per year A bit about us: We are partnering with a leading HVAC and Building Automation provider serving the DC Metro area. Their team delivers advanced, energy-efficient building solutions for Commercial, Industrial, and Institutional Clients across Washington, DC, Maryland, and Northern Virginia. They are seeking an experienced HVAC C

Full-time

USD 95,000.00 - 135,000.00 per year

Senior Software Engineer

McLean, Virginia

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Today

Design and implement the next big thing enabling engineers to automate reliability on large scale, distributed software systems . This Jobot Job is hosted by: Charles Simmons Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $140,000 - $215,000 per year A bit about us: This early stage software product startup has formed through the founders' decades of experience in technology leadership at the largest and most recognizable big tech companie

Full-time

USD 140,000.00 - 215,000.00 per year

HVAC Controls Design Engineer

Washington, District of Columbia

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Today

A full-service HVAC controls, building automation, and energy management contractor This Jobot Job is hosted by: Courtney Hoogervorst Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $90,000 - $125,000 per year A bit about us: A full-service HVAC controls, building automation, and energy management contractor Why join us? Career Advancement Opportunities Stable Client Base/Tenured Staff 401K plan Company Cell Phone / Laptop Health/Dental

Full-time

USD 90,000.00 - 125,000.00 per year

Building Automation Systems (BAS) Programmer

Washington, District of Columbia

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Today

A full-service HVAC controls, building automation, and energy management contractor This Jobot Job is hosted by: Courtney Hoogervorst Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $90,000 - $130,000 per year A bit about us: A full-service HVAC controls, building automation, and energy management contractor Why join us? Career Advancement Opportunities Stable Client Base/Tenured Staff 401K plan Company Cell Phone / Laptop Health/Dental

Full-time

USD 90,000.00 - 130,000.00 per year

Head of Forward Deployed Engineering

Washington, District of Columbia

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Today

An early-stage defense AI startup building autonomous AI agents for national security and federal mission environments is hiring a Head of Forward Deployed Engineering. You'll lead the team responsible for bringing cutting-edge AI technology into customer environments, partnering closely with users while building scalable solutions using Python, TypeScript, modern AI frameworks, cloud infrastructure, Kubernetes, and distributed systems. This is a unique opportunity to build and lead one of the c

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Full-time

$215000 - $300000

Senior Implementation Engineer

Arlington, Virginia

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Today

Senior Implementation Engineer Type: Permanent / Fixed Term Organisation Overview Our Client operates at the forefront of defence and national security, transforming traditional defence procurement and strategy through innovative software solutions. Their flagship platform supports critical sectors such as supply chain management, research, logistics, and modernisation initiatives across various branches of the military. Recognised for their commitment to innovation, growth, and excellence, Our

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Full-time

USD90,000 - USD150,000

Product Designer

Arlington, Virginia

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Today

Our Client is a rapidly growing Series A defense-tech startup founded by former Palantir operators and backed by a recent $15M raise led by Lux Capital and Altman Capital. With a tight-knit team of around 20 employees, they build an AI-powered compliance platform called Conduit that automates and accelerates massive bureaucratic workflows-like ITAR compliance, security classification, and e-discovery-for the U.S. government and the defense industrial base. Operating with a strong hybrid footprin

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Full-time

$180000 - $220000

Founding Engineer / Forward Deployed / Herndon, VA (DC area)

Manassas Park, Virginia

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Today

An early-stage AI company in Herndon, VA is hiring a Founding Forward Deployed Software Engineer for a full-time position. This is a hybrid opportunity requiring three days per week onsite. You'll work across backend engineering, cloud infrastructure, and customer deployments using Go, Python, Kubernetes, AWS, and PostgreSQL. This role sits directly between the engineering team and the customers using the platform. Rather than simply handing requirements to another team, you'll work with custome

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Full-time

$180000 - $200000

AI Engineer (Cyber-Defense)

Washington, District of Columbia

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Today

A startup technology company is seeking a Senior AI Engineer to join its team in a fully onsite role in Washington, DC. The ideal candidate will have 5+ years of professional software/ML engineering experience, with a background in building and deploying AI/LLM-powered applications and exposure to areas such as agentic AI, multi-agent systems, orchestration, fine-tuning, model evaluation, and autonomous decision-making. Experience with Python, PyTorch, and a modern ML stack is wanted, and prior

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Full-time

$180000 - $270000

Commissioning Project Engineer, AMER-East ACx

Herndon, Virginia

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Today

A Commissioning Project Engineer (CxPE) supports the delivery of data center capacity through managing project milestone auditing, calibration, and commissioning execution for new construction and Capital Improvement Projects (CIPP).This position is part of a career development program, which aims to develop the CxPE into a Commissioning Engineer (CxE) through a three-phase mentoring program. AWS Infrastructure Services owns the design, planning, delivery, and operation of all AWS global infrast

Full-time

HVAC Installer

Sterling, Virginia

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Today

Lead HVAC Installer John Nugent & Sons | Sterling, VA Experienced HVAC installers know that completing great work takes more than technical ability. It takes accurate job information, dependable materials, strong coordination, and a company that gives its installation teams the support needed to do the job right. John Nugent & Sons has served homeowners throughout Northern Virginia since 1975, building its reputation on quality workmanship, dependable service, and professionals who take pride

Full-time

Data Center Controls Tech, Controls Deployment and Service

Aldie, Virginia

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Today

The Data Center Global Controls team is looking for exceptional individuals to join our Controls organization as a Controls Technician for Service & Construction of the Building Management Systems (BMS) and Electrical Power Monitoring System (EPMS) within Amazon data centers. If you are passionate about the Customer Experience, think and act globally and have the ability to contribute to major new innovations in the area of building controls and automation this is the challenge you are looking f

Full-time

Data Center Controls Tech, Deployment

Herndon, Virginia

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Today

Full-time

Data Center Infrastructure Validation - Innovation Lead

Remote or Washington, District of Columbia

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Today

Job Title: Data Center Infrastructure Validation - Innovation Lead Location: Charlotte, NC, Palo Alto, CA, Remote/Home Based, Washington, D.C. Job Summary and Description: The Data Center Infrastructure Validation - Innovation Lead is a technical role responsible for designing, operating, and advancing EPRI's DCFlex Sandbox as the premier neutral validation environment for emerging datacenter and grid-interactive hardware technologies in the United States. This role sits at the intersection

Full-time

USD 185,000.00 - 200,000.00 per year

Senior Process Safety/Chemical Engineer

Remote or Fairfax, Virginia

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Today

ERG is a research and consulting firm that provides a wide range of support to federal, state, and commercial clients. ERG offers multidisciplinary teams with nationally recognized skills in engineering, science, economics, public health, informational technology, and communications. We hire people with the best minds and then provide them with a vibrant and flexible environment in which to develop their careers. The qualified individual must be highly motivated with the skills to prioritize, pe

Full-time

USD 110,000.00 - 155,000.00 per year

Mechanical Engineer

Ashburn, Virginia

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Today

U.S. Citizenship Required. Ability to qualify for a US Department of Defense security clearance required. The position is in-person and not remote. Toyon is seeking a Mechanical Engineer to support a critical infrastructure protection program. In this role, you will work closely with Toyon's engineering team and client stakeholders, supporting the design, analysis, commissioning, and optimization of custom air handling and environmental control systems. This position combines traditional mecha

Full-time

USD 125,000.00 - 165,000.00 per year

Sr. Software Development Engineer, S3, S3

Herndon, Virginia

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5d ago

Amazon Simple Storage Service (S3) is storage for the Internet. Through the use of pioneering techniques in distributed computing, developers are able to durably store their data on Amazon's proven computing infrastructure to achieve virtually limitless storage capacity at minimal cost. Amazon S3 provides a simple web services interface that can be used to store and retrieve any amount of data, at any time, from anywhere on the web. It gives any developer access to the same highly scalable, reli

Full-time

USD 168,100.00 - 227,400.00 per year

Startups jobs in Ashburn, VA, USA