138 jobs found in Washington, DC

Responsibilities: Work with senior level engineers, clients and agencies, subcontractors, and design teams on complex engineering projects; Serve as a lead/resource among team of colleagues in equivalent roles to share technical proficiency, guidance, and mentorship; Develop construction documents, expedite permits, and support the Manager on all phases of engineering services under the guidance of the Project Manager; Provide technical assistance in the resolution of design problems that may include performing field investigations or inspections, and detailed design work and calculations; Prepare specifications through the use of research and manufacturing catalogs to specify materials, installation, inspection and payment of items specific to a project; Assist with preparation of construction documents, design of site and infrastructure improvements including grading, dry and wet utilities, erosion control, and storm water management; Plan, schedule, conduct, and/or...

Job Type Full-time Description At Toole Design , we're leading the way in creating safer, more connected communities through sustainable multimodal transportation design. We're looking for a Senior Transportation/Traffic Engineer to join our Silver Spring team; someone who's excited to lead traffic engineering design and analysis and active transportation projects that reflect our mission and values. Why You'll Love Working Here We're not just another firm, we're a purpose-driven team of engineers, planners, landscape architects, and urban designers who believe streets should work for everyone . At Toole Design, you'll work alongside thought leaders and industry experts who are committed to mentoring and helping you grow your expertise. We offer: A collaborative, inclusive culture that supports your growth and advancement A hybrid schedule with shared team days in office (Tu/W/Th) 8 paid holidays; and at least 16 days of PTO accrual annually Competitive salary,...

Structural Engineer (Mid-Level) Hazen and Sawyer is seeking a Structural Engineer for our Silver Spring, MD office. The position will include performing structural design and analysis of environmental structures such as low-rise industrial buildings, pump stations, process basins, treatment facilities, dams and spillways. The selected individual will lead the structural design and construction administration responsibilities for major projects involving upgrades to wastewater, water and reclaimed water treatment plants. Why Hazen and Sawyer: Founded in 1951 by the son of Allen Hazen (developer of the Hazen-Williams equation), we are an employee-owned company with a singular focus on "all things water." Our work includes planning, design, and oversight of construction of environmental infrastructure - for water, wastewater, and stormwater management. We foster a work environment low on bureaucracy and high in creativity. We recruit talented professionals, provide them...

Job Family: Systems Engineering (Digital) Travel Required: None Clearance Required: Ability to Obtain NACI What You Will Do: We are currently searching for a Catheter Engineer. The role will be performing scientific and technical services in support of research by the Division of Intramural Research, in the National Heart Lung and Blood Institute in cardiovascular intervention. The individual will be working on iterative design and testing of catheter devices and imaging algorithms. This is a full-time opportunity supporting the NHLBI office located in Bethesda, MD. Support engineering research and development efforts focused on next-generation catheter systems, guidewires, and accessory electronics. Design catheter components including shafts, distal tips, steering and deflection mechanisms, and sensor integration using advanced materials such as polymers, alloys, braid/wire reinforcements, adhesives, and coatings. Integrate complex electronic...

Job Family: Systems Engineering (Digital) Travel Required: None Clearance Required: Ability to Obtain Public Trust What You Will Do : We are currently searching for a Cardiovascular Catheter Engineer. The role will be performing scientific and technical services in support of research by the Division of Intramural Research, in the National Heart Lung and Blood Institute in cardiovascular intervention. The individual will be working on iterative design and testing of catheter devices and imaging algorithms. This is a full-time opportunity supporting the NHLBI office located in Bethesda, MD. Support engineering research and development efforts focused on next-generation catheter systems, guidewires, and accessory electronics. Design catheter components including shafts, distal tips, steering and deflection mechanisms, and sensor integration using advanced materials such as polymers, alloys, braid/wire reinforcements, adhesives, and coatings. Integrate complex...

Job Title Microelectromechanical Systems Engineer Location ARL Maryland - Adelphi, MD 20783 US (Primary) Job Description Fibertek is currently seeking a Microelectromechanical Systems Engineer to support our team at the Army Research Laboratory (ARL) in Adelphi, MD. The Microelectromechanical Systems Engineer will provide specialized engineering support in the research, design, and fabrication of Micro-Electro-Mechanical Systems (MEMS) devices and novel micro-scale packaging technologies. The MEMS Engineer will work in a cleanroom environment at ARL to advance the design, development, and testing of MEMS-based devices for defense applications. The MEMS Engineer supports ARL's Electromagnetic Effects Branch under the VIRTUE program. The role focuses on R&D in MEMS fabrication, additive manufacturing, micro-scale electronics packaging, and micro-scale energetics. Responsibilities include modeling, fabricating, assembling, and testing micro-scale devices using advanced...

Start Date: Immediate EXPANSIA is a service-disabled veteran-owned company that empowers organizations to be mission ready now with data, people, and ecosystems. As experts in continuous-delivery methods that drive digital adoption, we are dedicated to innovation, efficiency, and technology that benefit the warfighter. EXPANSIA specializes in integration, automation, and sustainment modernization through technology-enabled delivery models, digital engineering, and cloud-ready solutions. OVERVIEW Full-time/Permanent Employee Location: Hollywood, MD Our client is seeking a Senior Mechanical / Electrical Systems Engineer with 10-15 years of experience supporting complex DoD and aerospace programs. This position requires a highly self-motivated engineer with strong attention to detail, excellent time management skills, and a demonstrated ability to drive engineering efforts from concept through production and delivery. The ideal candidate will possess hands-on...

The Sr. Engineer is responsible for working in our Lanham, MD office in a team environment in the preparation of site civil engineering construction documents. Tasks associated with this position include, but may not be limited to: Preparation of land development construction drawings/documents based upon client's development goals under the supervision of the assigned PM. Construction documents may include aspects of roadway design, utility design, and site design. Assist in the preparation of zoning, preliminary, and concept land development plans. Perform site grading design and drafting to ensure value engineering is achieved through earthwork analysis, and site safety is accomplished through the use of appropriate design slopes and drainage considerations. Perform soil erosion & sediment control design and drafting, including stability calculations, Best Management Practices, swale design, spillway design, and determination of construction sequence. Calculates...

The ideal candidate should have experience in land development, including residential areas, schools, parks, hospitals, and various private and governmental projects, as well as utility and transportation infrastructures. They must have served as the civil engineer of record for significant land development projects and possess strong communication skills for interacting with staff and clients. Additionally, the candidate will assist in business development efforts, which may include attending trade events and contributing to the development of pursuit proposals, such as project approach write-ups. Experience with civil engineering projects in the Washington DC metropolitan area is required, including projects needing approvals from DOEE, DC Water, and DDOT, as well as Prince George's County agencies such as DPIE, PGSCD, and WSSC. Responsibilities: Manage the design and the preparation of construction documents for complex civil engineering projects; Manage and mentor junior...

Advanced Technology & Research Corporation (www.atrcorp.com) is seeking to fill the following full-time permanent position. Based in Maryland and incorporated in 1973, ATR is an equal-opportunity engineering company with a solid reputation in various engineering disciplines for the government and Fortune 500 commercial customers. Salary for the position is competitive according to qualifications. ATR offers an attractive comprehensive benefits package, including Medical/Dental insurances, free basic life/ADD, and long-term and short-term disability insurances, 401(k) plan, educational assistance program, and 5 weeks of paid leave per year for minimum seniority. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, national origin, age, disability or veteran status. Qualified persons should apply at: https://advancedtechnologyandresearchcorporation.applytojob.com/apply PRINCIPAL DUTIES AND RESPONSIBILITIES: The...

Who We Are Atwell, LLC is a bold leader in the consulting, engineering, and construction services industry, delivering a broad range of creative solutions to clients in the real estate & land development, and energy markets. We have a strong national presence and a diverse, award-winning project portfolio. Atwell is a privately owned company, with 2,000+ passionate team members across 70+ locations and growing! Atwell, LLC is a proud recipient of the following 2025 awards: Ten consecutive years in a row as a "Best Place to Work" by Zweig Group (#11) Recognized as #70 in the ENR Top 500 Design Firms, ranked in every region Recognized in Crain's "Fast 50" as one of the fastest-growing companies (#14) Recognized as the 2025 ENR Design Firm of the year for the Southeastern US Atwell is seeking a Project Engineer who is passionate about site/civil engineering and land development. In this pivotal role, you'll lead transformative projects and drive growth through your...

X-energy LLC conducts a thorough recruiting process and will never issue offers without interview to discuss qualifications and responsibilities. All applications will be submitted via our company career page, www.x-energy.com/careers/. We will never ask you to provide payment information as part of the recruiting process. If anyone claiming to represent X-energy directs you in a manner otherwise, please contact us at www.x-energy.com/contact-us. Job Description X-energy, LLC is seeking an accomplished Mechanical Engineering Manager (Dynamics and Vibration Structural Analysis) to lead our advanced Mechanical Structural Analysis team in the development of Steam Generators and Heat Exchangers for advanced nuclear reactor applications. This leadership position drives the strategic direction and technical excellence of dynamic structural analysis of the Xe-100 Small Modular Reactor (SMR), with particular emphasis on mission-critical reactor systems. The successful candidate will...

Schnabel is an employee-owned, professional engineering and consulting firm that focuses on solving problems related to the earth and environment through specialization in geotechnical, geostructural, tunnel, and dam engineering. Schnabel's high standards for quality, business ethics, and concern for the communities in which we live are a vital part of who we are. Schnabel is an ENR Top 500 Design Firm with 700+ employees in 31 offices throughout the United States. Recognized by CE News as one of the Best Engineering Firms to Work for, Schnabel provides employees with a competitive benefits package including maternity leave, tuition reimbursement for continuing education, health, dental, life and disability insurance and a wellness program. As an employee-owned company, through the Employee Stock Ownership Plan, Schnabel employees directly benefit from the success of our growing firm. Benefit options include: Medical insurance Dental insurance Flexible spending accounts...

Job Type Full-time Description MaxCyte is seeking a Mechanical Engineer to support the development of next-generation life sciences technologies. In this role, you will contribute to the mechanical design and development of single-use consumables and associated instruments that enable cell engineering workflows. Working under the guidance of senior engineers and cross-functional teams, you will assist with mechanical design activities throughout the product lifecycle-from early concept and prototyping through testing, verification, manufacture, and commercialization. This is an excellent opportunity to build hands-on engineering experience while contributing to innovative, high-impact medical and life sciences products. Job Responsibilities: Mechanical Design & Development: Support the mechanical design and development of hardware and consumable subsystems used in cell & gene therapy instrumentation. Robust Design: Apply DFx and Design for Six Sigma (DFSS)...

Job Type Full-time Description MaxCyte is seeking a Senior Mechanical Engineer I/II to develop innovative single-use fluid control assemblies and supporting instrumentation for next-generation life sciences technologies. In this role, you will define and lead the mechanical design strategy for single-use consumables and associated instrumentation ensuring robust closed-system performance aligned with GMP manufacturing requirements. You will own the mechanical development across the full product lifecycle-from early concept and feasibility through detailed design, verification and validation, commercialization, and sustaining engineering-while collaborating closely with other engineers and cross-functional teams to integrate seamlessly with other subsystems. Together, you will deliver solutions that meet the highest standards for performance, reliability, and manufacturability. Job Responsibilities: Mechanical Design & Development: Lead mechanical design and...

Overview We are seeking an experienced DAS Engineer to join our growing team. In this role, you will be responsible for the design, deployment, commissioning, and optimization of Distributed Antenna Systems across a variety of complex environments. You will work closely with project managers, RF engineers, clients, and carrier partners to deliver best-in-class in-building and outdoor wireless coverage solutions. Responsibilities Design and engineer passive and active DAS solutions (including neutral-host and carrier-specific systems) for commercial, hospitality, healthcare, education, and public venue environments. Conduct site surveys and perform RF propagation analysis to develop comprehensive coverage designs. Prepare and review technical documentation including design drawings, bills of materials (BOMs), and as-built records. Oversee and support DAS installation teams, ensuring work is completed to specification and industry standards. Commission and test DAS systems...

At DAVIS, we're redefining the way people experience construction by building success for all. The Project Engineer is responsible for assisting the Project Team (office or field) with the daily management and execution of the construction process. This role will assist in safety management, cost management, site management, contracting, scheduling, estimating, bidding, and contract administration functions to help ensure successful completion of the project. Plan, develop, coordinate, and manage onsite construction engineering activities for projects. ESSENTIAL DUTIES + RESPONSIBILITIES Safety Enforce the DAVIS Safety program in accordance with DAVIS Policies and Processes, local, state, and federal laws to include all subcontractors Participate in and reports on safety walks Assist in the development of project-specific safety plan and orientation process Obtain and maintain current certifications for First Aid, CPR and OSHA Technical Knowledge Provide...

JOB SUMMARY: The PV Engineering Intern provides support in development, design and construction stage of commercial and/or utility-scale solar electric system projects. He/she will execute engineering and technical tasks to support site evaluation, conceptual design development, sensitivity analysis of design variables for optimization and review of site drawings/plans during early stage. The PV Engineering Intern will support design phase coordination, navigate the requirements from authorities having jurisdiction and incentive programs, and help ensure the design compliance with owner's technical specification through design and construction phase. Deliverables include conceptual design drawings, site evaluation reports, energy production estimates, single line electrical diagrams and design logs. Additionally, the intern will support special projects related to research, data entry and analysis, and updates to policies and procedures. This role provides exposure to the wide...

X-energy LLC conducts a thorough recruiting process and will never issue offers without interview to discuss qualifications and responsibilities. All applications will be submitted via our company career page, www.x-energy.com/careers/. We will never ask you to provide payment information as part of the recruiting process. If anyone claiming to represent X-energy directs you in a manner otherwise, please contact us at www.x-energy.com/contact-us. Job Description X-energy is seeking an experienced Design Lead for our Reactor Pressure Vessel (RPV) team to lead the design, analysis, and qualification of pressure boundary components for our Xe-100 small modular reactor. This role will be responsible for ensuring RPV designs meet all regulatory, safety, and performance requirements while leading a team of engineers through the design and licensing process. This position provides management support and technical leadership to the group performing a subdiscipline of mechanical...

Role Overview This is a senior-level Electrical Engineer position within a dynamic, employee-owned firm, offering a clear pathway to leadership. The successful candidate will demonstrate comprehensive mastery across the full spectrum of electrical engineering-from main service design and power distribution to emergency systems and advanced building technologies. You will take ownership of complex projects, both domestic and international, guiding them from concept through successful completion. This role blends deep technical expertise, project management leadership, and a strong commitment to mentorship. In addition to solving complex engineering challenges, you will collaborate closely with senior leadership to help shape the firm's strategic direction and long-term growth. This opportunity is ideal for an experienced engineer ready to elevate their career by leading projects, developing talent, and making a lasting impact on the organization's future. Core Technical...