6,650 Results for

Professional Engineer Jobs in Ashburn, VA

Jobs

Fairfax, VA

$90,000–$140,000 / year

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. Ideal candidates will have experience with engineering consulting firms, electrical power, lighting, fire alarm, and building systems for institutional and commercial buildings, as well as proficiency in Revit and AutoCAD.

7 days ago

Washington, DC

$120,000–$175,000 / year

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.

3 days ago

Washington, DC

$90,000–$155,000 / year

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.

4 days ago

Fairfax, VA

$135,000–$200,000 / year

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. You will also have access to a strong benefits package that supports both your career and personal life, including flexible scheduling, competitive compensation, comprehensive healthcare, retirement planning, and tuition reimbursement.

Today

Germantown, MD

$80,000–$140,000 / year

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. Essential Job Functions: Conduct engineering analysis and design in support of the project team Perform hydraulic and hydrologic analysis to determine engineered solutions for storm drainage and stormwater management applications.

7 days ago

Washington, DC

$140,000–$190,000 / year

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.

7 days ago

Manassas, VA

$90,000–$115,000 / year

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. Integrating and testing software deliveries, verifying bug fixes, and performing regression testing across multiple hardware and operating system configurations.

7 days ago

Alexandria, VA

$95,000–$110,000 / year

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. We are a leading provider of intelligent transportation and mobility solutions, delivering innovative software, systems, and services that help organizations manage complex transportation infrastructure more efficiently, safely, and sustainably.

4 days ago

MONTGOMRY VLG, MD

$165,000–$185,000 / year

With 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. 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.

1 day ago

Sterling, VA

Remote

$120,000–$165,000 / year

Successful candidates will have experience in Electrical Systems & Equipment with a focus in Data Centers and Mission Critical Facilities; experience and an understanding of Building MEP Systems Design, Construction, and Commissioning of Critical Systems ranging in size, rating, and complexity; Commissioning, Testing and Troubleshooting of Electrical Systems and related controls. Knowledgeable with common mechanical, and controls-related building equipment, including: Engine generators / Uninterruptible power supplies & battery systems / Medium and low-voltage electrical switchgear/ PLC controls and sequences of operations / Automatic transfer switches / Static transfer switches / Power distribution units / Busways.

7 days ago

MONTGOMRY VLG, MD

$120,000–$140,000 / year

6 days ago

Arlington, VA

$120,000–$150,000 / year

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. If you have a solid grounding in software engineering, continuous delivery, and computer science, and are looking for a career opportunity to grow and leverage those skills to the fullest while working on cutting edge technologies – Here is the place to be!

7 days ago

Manassas, VA

$85,000–$95,000 / year

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. We are a leading provider of information technology, logistics management, business process re-engineering, financial management, and administrative support services for the Department of the Navy and Homeland Security.

7 days ago

West McLean, VA

$120,000–$160,000 / year

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 will focus on building automation solutions within Windows 11 environments to improve operational efficiency, strengthen security posture, and enhance the overall end-user experience.

6 days ago

Arlington, VA

$110,000–$165,000 / year

With 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. Our teams partner closely with customers to deliver innovative solutions across cloud strategy, cybersecurity, systems integration, data engineering, machine learning, AI, disaster recovery, and enterprise infrastructure initiatives.

7 days ago

Gaithersburg, MD

$140,000–$165,000 / year

Today

Manassas, VA

$95,000–$115,000 / year

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. We are seeking a proactive Junior Systems/Software Integration Engineer to assist with the deployment, configuration, and validation of complex software solutions across multiple computing environments.

7 days ago

Fairfax, VA

$160,000–$200,000 / year

This role will provide strategic direction, operational leadership, and executive oversight of roadway and bridge construction programs while fostering strong relationships with transportation agencies and municipal clients across the Commonwealth. 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.

4 days ago

Washington, DC

$100,000–$200,000 / year

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 is a permanent role that will require you to use your knowledge and experience in air distribution, ventilation, automation, controls, design, development, construction, QA, QC, LEED, BD+C, ASHRAE, and other related areas.

3 days ago

Fairfax, VA

$90,000–$160,000 / year

Must be self-motivated and well versed in Data Center projects touching on large building MEP systems design, commissioning, retro-commissioning, energy modeling/analysis and construction for complex buildings. 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.

7 days ago

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

Manassas, VA

$80,000–$100,000 / year

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. Integrating and testing software deliveries, verifying bug fixes, and performing regression testing across multiple hardware and operating system configurations.

7 days ago

Reston, VA

Full time

These activities may be under guidance or instruction from management/support personnel or conducted directly by the individual and will include routine on-station operational tasks on the satellites and Ground Control System (GCS), special activities in response to non-nominal conditions, off-line support functions, together with first level trouble shooting and anomaly resolution of the satellites and GCS. Leveraging an industry-leading scalable, multi-band network infrastructure, Inmarsat Government offers a suite of managed network services and end-to-end communication solutions to support users on land, at sea and in the air, even in the world’s most remote regions.

25 days ago

McLean, VA

$130,000–$150,000

p> Determining compensation for this role (and others) at Vaco by Highspring depends upon a wide array of factors including but not limited to:

the individual’s skill sets, experience and training;
licensure and certification requirements;
office location and other geographic considerations;
other business and organizational needs.
Canadian residents may access our policies in English here and in French here.

5 days ago

Reston, VA

Full time

Leveraging an industry-leading scalable, multi-band network infrastructure, Inmarsat Government offers a suite of managed network services and end-to-end communication solutions to support users on land, at sea and in the air, even in the world’s most remote regions. The NOC Support Engineer is responsible for maintaining, modifying, and managing the NOC's software and monitoring infrastructure, including hardware and software applications used to monitor and manage Inmarsat Government's global MPLS and SATCOM networks.

25 days ago

Chantilly, Virginia

$40–$50 / hour
Contractor

Project Management: Plan and manage electrical engineering projects, including creating project timelines, allocating resources, and coordinating with cross-functional teams. Collaboration: Collaborate with other engineers, technicians, and professionals to integrate electrical systems into larger projects or products.

30+ days ago

Springfield, VA

Please click here for the E-Verify Poster in English or Spanish.

The ideal candidate demonstrates strong leadership, technical depth in threat-informed engineering, and the ability to integrate Mission Protection requirements into operational planning, system architecture, and lifecycle activities.

Today

Herndon, VA

Please click here for the E-Verify Poster in English or Spanish.

In addition to technical contributions, this position conducts the day‑to‑day software lead activities by providing technical guidance, assigning tasks, reviewing and approving formal documentation, and estimating labor, tools, and other resources to meet budget and schedule commitments.

Today

Springfield, VA

$90,500–$168,500 / year

Please click here for the E-Verify Poster in English or Spanish.

Actively participate in daily operations stand-up meetings to provide updates on ongoing activities, highlight key operational priorities, and address any challenges or risks impacting mission success.

Today

Springfield, VA

Please click here for the E-Verify Poster in English or Spanish.

The successful candidate will support a high performing team of Government and Contractor professionals by testing software releases to ensure they function correctly, documenting failed test cases, and documenting any changes or updates needed to existing procedures.

Today

Herndon, VA

Please click here for the E-Verify Poster in English or Spanish.

BS/BA (or equivalent) in Optical, Electrical, Computer Engineering, Computer Science, Information Technology or related field, and minimum 6 years Software or systems experience or Graduate’s degree and 4 years software or systems experience.

Today

Washington, DC

$103,200–$141,900

We are a Fortune 200 company, 20,000 colleagues strong serving more than 10.7 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).

Note: Items (1) and (3) are mutually inclusive, whereby the maximum experience requirement reduction is one (1) year (e.g., in the case of an employee with both a master's degree in Engineering AND a PE license, the minimum experience requirement would be reduced by one (1) year).

4 days ago

Herndon, VA

$125,000–$175,000 / year

Typical duties include writing technical reports, conducting surveys, performing calculations, overseeing, and completing power, telemetry, and telecommunications designs, conducting research and development, systems integration, testing, hands-on assembly, and PLC programming. Seeking a Sr Electrical Engineer to serve as the electrical discipline team leader for the project, directing other engineers and designers as required, provide electrical design expertise and leadership for the entire project, from initial survey through final inspection.

7 days ago

Chantilly, VA

Please click here for the E-Verify Poster in English or Spanish.

Experience explaining complex technical topics to different audiences, whether that's fellow engineers, program managers, or customer leadership.

Today

Woodbridge, VA

Successful candidates will work with the design and construction of post tensioned system in concrete structures such as high rise condominiums, apartment buildings, office buildings, parking garages. Suncoast is a specialty concrete contractor ranked in the top 100 in the ENR 600 specialty contractors and the largest supplier of post tensioned material for commercial buildings in the country.

20 days ago

Washington DC, DC

li>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.

5 days ago

Falls Church, VA

div>

Master required job-specific and technical skills in order to promote to an assistant superintendent or assistant project manager following the 12-month training program including, but not limited to, the ability to:

Set up and maintain jobsite office and all jobsite records, including project directory, construction documents, subcontractor directory, daily reports, submittal logs, RFI logs, subcontractor correspondence, etc.

Ability to learn sector- and project-specific software systems, including but not limited to: Microsoft Office 365 (Project, Excel, Word, Outlook, PowerPoint, etc.), ProCore, Adobe Suite, BlueBeam, and JD Edwards software suite .

4 days ago

Rockville, MD

$130,000–$160,000 / year

Successful candidates will have Engineering Consulting Firms experience with a background in Mechanical Buildings Systems Design (HVAC, Boilers, Chillers, etc.) and 3-5 years of recent Project Management experience overseeing schematics through Construction Administration, Staff, Schedules, Budges, Scope of Work, etc. 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.

4 days ago

Fairfax, VA

$130,000–$160,000 / year

Successful candidates will have Engineering Consulting Firms experience with a background in Electrical Buildings Systems Design (Lighting, Power Distribution, etc.) and 3-5 years of recent Project Management experience overseeing schematics through Construction Administration, Staff, Schedules, Budges, Scope of Work, etc. 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.

4 days ago

Manassas, VA

$88,000–$121,000 / year

If you would like to contact us regarding accessibility of our website or need assistance completing the application process, please contact us via e-mail at Accommodations_Program@amat.com, or by calling our HR Direct Help Line at 877-612-7547, option 1, and following the prompts to speak to an HR Advisor.

In addition, Applied endeavors to make our careers site accessible to all users.

Today

Fort Belvoir, VA

Responsible for planning, organizing, and conducting exploratory, advanced, and engineering development as well as production engineering studies/programs for new and improved items for combat use under various battlefield and urban terrain conditions. In this role, you will plan, organize, and conduct exploratory, advanced, and engineering development as well as production engineering studies/programs for new and improved items for combat use under various battlefield and urban terrain conditions.

14 days ago

Mclean,, Virginia

$65–$70 / hour
Contractor

p>The specific compensation for this position will be determined by several factors, including the scope, complexity, and location of the role, as well as the cost of labor in the market; the skills, education, training, credentials, and experience of the candidate; and other conditions of employment. Qualifications:

2 to 5 years of experience in cloud SRE activities, including capacity management, monitoring, and core services integrations for AWS.

4 days ago

Washington, DC

Remote

$73,450–$132,775

February 27, 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. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

27 days ago

Manassas, VA

$78,500–$108,000 / year

In addition, Applied endeavors to make our careers site accessible to all users.

Today

Falls Church, VA

Our Site Engineers receive exceptional mentorship, hands-on learning experiences, professional development courses, and personal growth opportunities tailored to you to fast-track your journey to promotion and career success as a member of our Site Operations team. Site Engineers have the flexibility to work on-site full-time or pursue an associate’s degree while working part-time, making this the ideal position for any high school graduate or early-career professional looking for a team and schedule that works with you.

4 days ago

Falls Church, VA

p>As a critical member of our Facilities Team, the Building Systems Engineer, Senior Associate is responsible for the operation, maintenance, and repair of Net Zero building systems, including mechanical, electrical, plumbing, life safety, and building automation systems.

Every day, our team members do amazing things in pursuit of our shared purpose to build trust with our clients, partners, subcontractors, and teammates.

2 days ago

New
Manassas, VA
$0.75–$1.25 / hour
li>Experience dealing with multiple disciplines, such as contractors, consultants, engineers and end-users; work as a liaison with other members of the sales team and technical support to solve client problems. The Sales Engineer is responsible for the sale of new Caterpillar generator sets with ancillary equipment such as weatherproof enclosures, fuel tanks, and automatic transfer switches.
Today

New
Bethesda, MD
$131,300–$237,350
June 26, 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. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
Today

New
Washington, DC
However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor’s legal duty to furnish information.
Capgemini Government Solutions (CGS) LLC is seeking a highly motivated Machine Learning (ML) Engineer with an active security clearance to deliver high-quality code components to power the services, servers, distributed systems, and backend architecture.
4 days ago

New
Gaithersburg, MD
$87,100–$157,450
June 24, 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.
We are a team of forward-looking professionals in need of a strong candidate with these key required skills: Modern Development (Python, Java, PHP), Structured Data (XML, XSD, XSLT, JSON, CSV), Agile / Scrum development, AI-Assisted Development, relational databases (PostgreSQL, MySQL, Oracle).
4 days ago

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Professional Engineer Jobs in Ashburn, VA

Electrical Engineer EIT/PE Jobot

Sr Mechanical Engineer/Dept. Head Jobot

Sr Energy Engineer - DC Jobot

Senior Electrical Engineer (Mission Critical) Jobot

Civil Project Engineer Jobot

RCDD Technology Engineer Jobot

Junior Software Systems Integration Engineer - RHEL - Secret Clearance Required Jobot

System Engineer Jobot

Senior Software Engineer (C++ / Java) Jobot

Sr Commissioning Engineer (Data Centers) – Remote Jobot

Hardware Engineer Jobot

Software Engineer Jobot

Test Engineer (AN/BYG-1) Jobot

Senior PowerShell Engineer (Secret Clearance) Jobot

System Integration & Test Engineer Jobot

Sr. Software Engineer Jobot

Software/Systems Integration Engineer (Secret Clearance Required) Jobot

Director of Construction - Civil Jobot

Senior Mechanical Engineer Jobot

Commissioning Project Engineer (Data Centers) Jobot

Prin Engineer (Underground Transmission) Exelon

Junior Linux Systems Engineer (RHEL/Clearance) Jobot

SPOC Engineer Inmarsat Government, Inc

Senior Python Full Stack Engineer Vaco LLC

NOC Support Engineer Inmarsat Government, Inc

Electrical Engineer II (VA) GCR Professional Services

Lead, Systems Engineer - Mission Protection L3Harris Technologies

Lead, Software Engineer L3Harris Technologies

Specialist, Systems Engineer - Watch Officer L3Harris Technologies

Senior Specialist, Systems Engineer - User Acceptance Tester L3Harris Technologies

(DoD SkillBridge), Specialist, Integration & Test Engineer L3Harris Technologies

Sr Engineer- T&S Standards and Ratings Exelon

Sr Electrical PE Jobot

Senior Specialist, Integration & Test Engineer L3Harris Technologies

Structural Engineer Keller North America, Inc.

Hybrid Cloud Engineer ECLARO

Commercial Construction Project Engineer HITT Contracting

Sr Mechanical PE / PM Jobot

Sr Electrical PE / PM Jobot

Customer Engineer Manager III APPLIED MATERIALS

Materials Engineer DCS Corporation

Cloud Platform Engineer (HashiCorp Vault & AWS) Pinnacle Technical Resources

Senior Transmission Line Engineer Leidos

AIX Field Service Engineer II - (E2) APPLIED MATERIALS

Commercial Construction Site Engineer HITT Contracting

Senior Associate, Building Systems Engineer HITT Contracting

SALES ENGINEER Carter Machinery Company, Inc

Senior Systems Engineer Leidos

Machine Learning Engineer Capgemini Government Solutions LLC

Lead Python Software Engineer Leidos

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