Assistant Engineer Jobs in Washington, DC
Jobot
$70000 - $95000
Washington, DC
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 an excellent opportunity for a professional who thrives in a vibrant, fast-paced environment and who is passionate about leading teams and delivering high-quality construction projects.
Jobot
$95000 - $135000
Fairfax, VA
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. As a Water Resources Engineer, you will be part of our dynamic team, playing a crucial role in the design and implementation of water resource projects in the construction industry.
Jobot
$120000 - $165000
Sterling, VA
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.
Jobot
$95000 - $135000
Sterling, VA
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.
Jobot
$135000 - $200000
Fairfax, VA
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.
Jobot
$100000 - $200000
Washington, DC
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.
CyOne, Inc.
$165000 - $185000
Washington, DC
Our flagship platform, WISRD (Wide-area ISR Discovery), enables multi-domain situational awareness, intelligence support to targeting, and ISR orchestration across cloud, on-premise, and tactical edge environments. This is a high-impact, hands-on engineering role focused on building production AI systems that operate across enterprise and tactical edge environments, including disconnected, degraded, intermittent, and low-bandwidth (DDIL) conditions.
Johns Hopkins Applied Physics Laboratory (APL)
$100000 - $245000
Laurel, MD
APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development. The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges.
C-Suite Assistants
Baltimore, MD
A firm that works with architects, engineers, designers, distributors, and contractors on their lighting needs is looking for an Executive Assistant to support the President. ¨Excellent Microsoft Office skills (Word, Excel, PowerPoint and Outlook).
MaxCyte, Inc
$115000 - $140000
Rockville, MD
Bioprocessing Systems: Design and develop bioprocess consumables and systems that support closed, sterile, single-use processing in GMP manufacturing environments, including fluid circuits, interfaces, and integrated fluid and thermal control components such as pumps, valves, heaters, and sensors. Fluid Systems: Strong understanding of fluid handling and fluid control systems, including tubing-based flow paths, pressure-driven flow, pumping, valving, and manifolds, Experience integrating fluid sensing including bubble detection, pressure & liquid sensing, etc.
HITT Contracting
Falls Church, VA
Every day, our team members do amazing things in pursuit of our shared purpose to build trust with our clients, partners, subcontractors, and teammates. The Project Engineer Safety (PES) team member is paired with a safety sponsor from the HITT Safety Department for at least one year of on-site experience, following a structured, year-long development plan.
HITT Contracting
Falls Church, VA
The Assistant Preconstruction Manager reports to the Preconstruction Manager and the Senior Preconstruction Manager and is responsible in assisting with Preconstruction services from initial intent through construction documents for assigned projects. The Assistant Preconstruction Manager must have proficient knowledge of the construction divisions and be able to quantify and manage specific trades to provide accurate pricing proposals.
Gables Search Group
Alexandria, VA
In this leadership role, you’ll manage a team of electrical engineers and work on multidisciplinary projects across sectors including healthcare, infrastructure, and industrial facilities. Proficient in Revit, Bluebeam, MS Office, and power analysis tools (EasyPower, SKM, or ETAP).
nTech Solutions, Inc.
Baltimore, MD
This individual will serve as a highly experienced professional responsible for leading and managing complex engineering projects while providing deep technical expertise in virtualization and storage environments. • This is a onsite schedule at Kennett Square, PA (preferred), but can be local to an Exelon territory in Baltimore, MD, Chicago/Oakbrook Terrace, IL, Joliet, IL, Philadelphia, PA (MOB), or Washington D.C.(any Exelon location) .
Synergistic it
$78000 - $136000
Bethesda, MD
SynergisticIT works especially well for candidates such as: recent grads in CS/Engineering/Math/Stats, jobseekers who were laid off and need an updated stack, career switchers who want a guided plan, candidates with career gaps, people with "learning but not hired” bootcamp history, experienced professionals not landing interviews, and international candidates on F1/OPT needing a clear employment pathway. Since 2010, SynergisticIT has helped thousands of candidates secure full-time roles with leading companies and recognizable brands—think Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Client, Walmart Labs, Client, Banking, Client, Wayfair, and many more—often in the $95k to $154k offer range depending on role, location, and skillset.
Talent Software Services
$55 - $65
Reston, VA
Working within the Information Technology division and across the operations and key business units, the Senior Full Stack Engineer will analyze procedures, and design and implement solutions to design, deliver, and maintain high-quality software that is scalable, secure, and reusable. As a Senior Full Stack Engineer, the candidate will be responsible for complex software development, including coding, managing small sections of ongoing projects, collaborating with others, and closely adhering to deadlines while advancing the team's best practices.
PJ Dick-Trumbull-Lindy Group
Arlington, VA
As a Project Engineer, you'll play a key role in ensuring every aspect of the project runs smoothly-from technical planning and documentation to problem-solving in the field. Join Trumbull Corporation, a recognized leader in heavy civil and highway construction, and help shape the infrastructure that moves our region forward.
M&J Engineering
Rockville, Maryland
Since its inception in 2004, M&J has grown into diversified provider of engineering, construction management, construction inspection, technology, and environmental services to a broad range of clients, including federal, state and city/local agencies, private owners, architects, engineers and contractors. M&J Engineering is a leader in construction management and inspection, ITS, mechanical, electrical, wastewater, water supply, tunnel airport, port, marine/coastal, environmental engineering, and design-build services for both new infrastructure projects and renovations.
Leisure World of Maryland
$33 - $36
Silver Spring, MD
Responsibilities include assisting in, performing or overseeing the performance of the maintenance and repair of such systems as: air conditioning, heating, plumbing, electrical lighting, utilities, elevators (as applicable), fire sprinkler, standpipe, hot water heaters, electric door answering system, fire alarm system, garage door openers, and other various building equipment/systems that can normally be found in a residential building. Other areas of responsibility include assistance in the execution and implementation of the preventative maintenance program, physical work associated with the preventative maintenance, responding to resident requests and recurring resident complaints; troubleshooting, and repair of building systems and components; work order management; documentation and recording of systems status and inspections to comply with various tenant accreditations.
The Squires Group
Washington, DC
Our client is seeking an experienced Assistant Chief Engineer to support building operations at a luxury high?rise residential cooperative in Washington, DC. This role works closely with the Chief Engineer to ensure safe, efficient, and reliable operation of all building systems while delivering exceptional service to residents.
AC Hotel Arlington National Landing
Arlington, VA
Requires standing for extended periods, walking, pushing, lifting up to 50 pounds, bending and reaching, climbing, stooping, kneeling or crouching. Test, examine, and maintain hotel’s life safety systems to ensure they are 100% operational at all times.
ECS Ltd
$120000 - $160000
Hanover, Maryland
ECS is currently ranked #66 in Engineering News-Record’s Top 500 Design Firms (April 2025), #148 in Engineering News-Record’s Top 200 Environmental Firms (October 2025) and #50 in Zweig Group’s Hot Firm List (May 2025). What We're Looking For: BS or MS degree in Civil Engineering – other similar engineering degrees considered if program is ABET accredited.
Chenega Corporation
Ft Belvoir, VA
Chenega MIOS has over 1,700 employees located across the United States & internationally, with experience that includes management of contracts valued at $2 Billion that provide services to large federal agencies. Chenega Advanced Solutions and Intelligence Services, LLC (CASIS), is a wholly-owned subsidiary of the Chenega Corporation, an Alaska Native Corporation (ANC) headquartered in Anchorage, Alaska.
Aquinas Consulting
Bethesda, MD
Experience working within a platform-as-a-product model, comfort using AI-powered development tools such as coding assistants or copilots, and the engineering judgment to evaluate AI-generated output for correctness, security, and platform alignment. Support monitoring, logging, and observability integrations (Prometheus, Grafana, ELK, OpenTelemetry), implement platform-level security controls including OPA/Gatekeeper and secrets management, and participate in on-call rotations.
Iridium Satellite, LLC
Reston, Virginia
Belay Technologies
Columbia, MD
Several 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.
Dewberry
$114000 - $147000
Lanham, Maryland
The Site/Civil Engineering Group independently pursues a wide variety of public projects including public building site development, schools, parks & recreation facilities, drainage improvements, resiliency, multi-use pathways and sidewalks, drainage, utilities (both public and private), parking and SOGR (state-of-good-repair) design. The candidate will be responsible for the technical design and management of development and infrastructure projects with a range of construction values and should have at least 7 years of civil related design experience, including project management.
Albireo Energy
Gambrills, MD
This role provides hands-on exposure to both engineering design and on-site activities while working closely with the engineering and operations teams. Currently pursuing or recently completed a Bachelor’s degree in Mechanical Engineering, Electrical Engineering, or a closely related field.
Flippo Construction Company, Inc
Forestville, MD
BS Degree in Civil Engineering/Construction Management with 1-2 years construction experience or minimum of 3-4 years' experience as a Project Engineer/Office Engineer. Proficient with applicable software (Outlook, MS Word, Excel, Project Management software, to include scheduling software, i.e. Primavera, etc.).
Technomics
Arlington, VA
SE and T&E planning and strategies, SE Plans, T&E Master Plans, Test Plans, Test Procedures, Test Reports, Trouble Reports, Requirements Traceability Verification Matrixes, Summary and Quicklook Reports, test resource allocations and tracking, technical drawings, design instructions, and other acquisition documents); Facilitate, participate, and Lead SE and T&E meetings (e.g. Job Description: Lead cross functional and cross organizational Systems Engineering Working Group(s), and Integrated Product Team (IPTs) during system development, integration, test, production, and fielding supporting the Program Executive Office, Principal Assistant Program Manager, and Assistant Program Manager.
M&J Engineering
Rockville, Maryland
Since its inception in 2004, M&J has grown into diversified provider of engineering, construction management, construction inspection, technology, and environmental services to a broad range of clients, including federal, state and city/local agencies, private owners, architects, engineers and contractors. M&J is a leader in construction management and inspection, ITS, mechanical, electrical, wastewater, water supply, tunnel airport, port, marine/coastal, environmental engineering, and design-build services for both new infrastructure projects and renovations.
Axle
$80000 - $120000
Rockville, MD
Axle is a bioscience and information technology company that offers advancements in translational research, biomedical informatics, and data science applications to research centers and healthcare organizations nationally and abroad. With experts in biomedical science, software engineering, and program management, we focus on developing and applying research tools and techniques to empower decision-making and accelerate research discoveries.
AECOM
$80000 - $100000
Baltimore, MD
We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world. **ReqID:** J10141808 **Business Line:** Water **Business Group:** DCS **Strategic Business Unit:** East **Career Area:** Engineering **Work Location Model:** On-Site **Compensation:** USD 80000 - USD 100000 - yearly
ECS Ltd
$90000 - $120000
Hanover, Maryland
ECS is currently ranked #66 in Engineering News-Record’s Top 500 Design Firms (April 2025), #148 in Engineering News-Record’s Top 200 Environmental Firms (October 2025) and #50 in Zweig Group’s Hot Firm List (May 2025). Manage construction materials testing (CMT) projects with daily report review, assist with resolution of issues, and training of field staff on your projects.
TekSynap
Reston, Virginia
Atlantic Constructors, Inc.
Sterling, VA
Our Project Engineer - MEP will work with the Project Managers (PM's) and Project Manager Assistants (PMA's) to provide leadership for two or more Commercial Construction projects. The work environment and physical demands required would be representative of those that must be met by an employee to successfully perform the essential functions of this job, and may include, but are not limited to the following:
SZNS Solutions LLC
Reston, VA
DevOps Expertise: Strong experience in DevOps including deploying cloud native services, designing and implementing automated testing, and setting up monitoring for highly available systems. Founded by ex-Googlers with engineers from Google, Amazon, and Capital One, SZNS differentiates itself particularly in data engineering, blockchain, AI, and cloud-native software application development.
Belay Technologies
Columbia, MD
Several 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.
HCRC
Baltimore, MD
This role is ideal for a hands-on, organized, and detail-oriented construction professional who thrives in complex project environments and wants to contribute to safe, high-quality project delivery. We are seeking an Assistant Project Manager to support and oversee heavy civil infrastructure projects for a growing construction company.
GM Hill Engineering
Washington, DC
The candidate selected must pass a thorough background check (including E-Verify), federal security clearance processes and comply with GMHILL’s Drug and Alcohol policy adhering to pre-employment, random, post-accident and for cause testing. The Assistant Project Manager (APM) supports the planning, pursuit, scheduling, budgeting, and execution of GMHILL construction projects in our Washington, DC market.
Geo-Technology Associates Inc.
Washington, DC
Geo-Technology Associates, Inc. (GTA) office in Washington, D.C. is seeking a full-time Assistant Project Manager (APM) interested in advancing their career in the Geotechnical and Construction Observation/ Material Testing Field. Employee Assistance Program – free access to short-term counseling, financial coaching, legal consultations, life coaching, and more.
Technomics
Arlington, VA
SE and T&E planning and strategies, SE Plans, T&E Master Plans, Test Plans, Test Procedures, Test Reports, Trouble Reports, Requirements Traceability Verification Matrixes, Summary and Quicklook Reports, test resource allocations and tracking, technical drawings, design instructions, and other acquisition documents); Facilitate and participate in SE and T&E meetings (e.g. Support a variety of tasks including: support and completion of major technical reviews; producing required acquisition documentation; meeting critical program milestone deadlines; managing program needs and external requirements, and; ensuring the right resources are provided to the right priorities at the right time.
Peraton
$80000 - $128000
Herndon, Virginia
Peraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan. Programming: Coursework or hands-on experience in two or more of the following: Java (Spring/Spring Boot), Python (FastAPI or Flask; package management with Poetry is a plus), JavaScript/TypeScript (React ecosystem or Angular).
SimVentions, Inc
$84000 - $120000
Washington, undefined
This includes a wide-range of M&S assets, including: digital system representations, virtual twins, system level and combat system digital test beds throughout the detect to engage sequence, Systems Engineering (SE) and Test & Evaluation (T&E) tools, target simulations/stimulators, digital and hardware threat representations, atmospheric representations, scene generators, and data visualizations. Education: Bachelor’s degree in Science, Technology, Engineering, or Mathematics (STEM) or similar field Compensation: Compensation at SimVentions is determined by a number of factors, including, but not limited to, the candidate’s experience, education, training, security clearance, work location, skills, knowledge, and competencies, as well as alignment with our corporate compensation plan and contract specific requirements.
Colliers Engineering & Design
$145000 - $170000
undefined, Washington
Overview: Ramos Consulting Services, now a part of Colliers Engineering & Design, is actively hiring an Assistant Construction Manager to perform a variety of professional engineering tasks in both field and office settings. The Assistant Construction Manager supports the administration of the program’s construction contracts and assists in reviewing the work of the Authority, State, and Contractors in accordance with the applicable Construction Manual and governing specifications.
The EMMES Corporation
Rockville, undefined
Credence
Tysons, VA
The Senior DevSecOps Engineer will be one of the technical experts for Ansible ecosystem & DevOps practices within the organization, providing solutions and technical implementation aligned with the automation program objectives. AWS GovCloud Architecture & Management: Design, implement, and maintain secure, scalable, and compliant AWS GovCloud environments for DoD applications.
Wiley|Wilson
Alexandria, VA
Wiley|Wilson is a full-service architecture-engineering firm, specializing in creating innovative and functional design solutions for our government, institutional, and private-sector clients around the world. We prioritize work-life balance with benefits such as 80 hours of parental leave for the birth of a child or newly adopted child, a hybrid work schedule, and accommodations for individuals with disabilities.
IS International Services
Arlington, VA
The ideal candidate combines deep technical expertise with hands‑on field capability, strong communication skills, and the ability to coach and develop junior engineers. Communicate technical topics clearly to stakeholders at all levels, including operations leadership, project managers, manufacturing leads, and field technicians.