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As a system security engineer at Booz Allen, you’ll support mission-critical cybersecurity and systems security engineering efforts for the expeditionary and combat platforms responsible for shaping key requirements, system integration, and delivering secure, resilient systems to the fleet. Experience with cybersecurity engineering and supporting analysis, design, integration, testing, and sustainment of secure architectures across the platform lifecycle, including evaluating system vulnerabilities and recommending mission‑focused mitigation strategies.

YEAR

Booz Allen is an advanced technology company. We build commercial-grade products and solutions for America’s most critical defense, civil, and national security priorities.

Booz Allen Hamilton

System Security Engineer

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You have worked with tools, techniques, algorithms, software, and programming languages for deep learning, reinforcement learning, statistics, sensors and sensor fusion, planning, computer vision, or related areas. Machine Learning: You have proven understanding of machine learning principles and have experience in applying machine learning techniques to real-world problems, showcasing a track record of successful implementations.

Carnegie Mellon University

Autonomy Engineer

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FULL_TIME

We are seeking a creative Mechanical Engineer to join the Engineering and Test Group (KME) where we specialize in advancing technological capabilities for Navy operations through development and testing of sophisticated sensor systems and complex electro-mechanical systems for maritime and undersea applications. Have demonstrated experience with the design, development, testing, and deployment of electro-mechanical systems, from initial concepts through fabrication and bench/field tests and hands-on experience with design, development, deployment, operations and testing of ocean systems.

Johns Hopkins Applied Physics Laboratory

Ocean Mechanical Engineer

[AW]-iCims

The Sr Controls Engineer will collaborate with both internal and external teams to ensure smooth operations, enhance efficiencies, and implement cutting-edge technologies at export terminals and rolling stock maintenance facilities. 5+ years of supervisory experience in Mechanical Operations, Transportation, Logistics, Rail Operations, Business/Strategic Management, Skilled Trades (building/construction, electrical, mechanical), or the Military.

CSX Corp

Sr Controls Engineer

ADAPTED_NOW

Major System knowledge – Main/Aux Steam, Steam Drains and Gland steam, Feed and Feed Transfer, Lub Oil and Lub oil Transfer, Main Circ (MSW equivalent) and Shaft seal - This includes oversight of all valves, pumps, fittings, gauges as part of the system that are not part of the equipment group. PMS450 is the acquisition program office for the New Construction of Attack Submarines and for identifying, assembling, managing, directing, and coordinating the resources required for the R&D, design, construction, Test and Evaluation (T&E), Live Fire Test and Evaluation (LFT&E), and Fleet introduction of the U.S. Navy’s newest class of nuclear attack submarines.

Serco, Inc. is the North America division of Serco Group, plc, one of the world’s leading service companies. At Serco we serve every branch of the U.S. Military, federal, state and local governments, Canadian and provincial governments, as well as commercial customers. We are a leading provider of professional, technology, engineering, trades, and management services, and we support the public service areas of Defense, Citizen Services, and Transportation.
Headquartered in Herndon, Virginia, Serco has over 9,000 employees working at over 100 sites across the U.S. and Canada. Serco is a business where people and values matter. Our workplace culture is one that embraces diversity and fosters equity, respect, and belonging for every individual. Put simply, Serco is a place you can count on. We embody a holistic approach to wellbeing and offer our employees a suite of benefits that enable you to achieve your physical, emotional, financial, social, community and career goals.
Serco is a place where you can make a difference because every contribution matters. So while your place at Serco may vary depending on your role, we know you will find your place here. You are invited to come discover your place in our world.

Serco

Senior Ship Control Systems Engineer - Groton, CT

Perform basic engineering work in analysis, design, development, evaluation, planning, testing and operation, including the collection of information and data, performance of various tests, and engineering computations, measurements, and analyses. Actual base salary will be determined by a variety of factors, including but not limited to, the scope of the role, relevant experience, job-related knowledge, education and training, key skills, and geographic market considerations.

Serco Group plc

Engineer - (Arlington, VA)

Minimum 8 years practical technical experience with focus and demonstrated expertise in submarine or surface ship electrical systems equipment including, but not limited to power generation and conversion equipment (Turbine generator, Diesel generator, electric motors, electric motor controllers, power transformers, power converters) or electrical power distribution equipment (switchboards, load centers and panels, arc fault detection systems, bus transfer switches and devices, circuit breakers, ground detection system, shore power interface components). + Serve as a technical lead and subject matter expert representing PMS 450 and 05U2 with various activities and Program Offices as well as coordinating with Engineering Agents, Technical Authorities, EB, HII-NNS, TYCOM, PMS 394 PMS 390, PMS 399, PMS 406, PMS 404, PMS 415, PMS 425, NAVSEA 05, PMA-280, and SUPSHIP for design reviews, system engineering efforts, hardware and software development, system / subsystems / sub-tier specification development, and interface definition and documentation.

Electrical Systems Engineer - Washington DC

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.

M and J Engineering

Structural Field Engineer WMATA

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.

Office Engineer

Construction Engineer PE, WMATA

With a workforce of over 700 dedicated professionals, including environmental experts, engineers, technicians, scientists, planners, surveyors, and construction management professionals, this dynamic organization operates in more than 25 offices across the U.S. Explore further at GKY.com and True-Environmental.com to discover the full scope of our capabilities. Its diverse expertise encompasses environmental remediation, urban planning, engineering iconic coastal and marine structures, developing sustainable energy sources, and pioneering resource extraction methods.

True Environmental

Associate Water Resources Engineer

Sundance Consulting, Inc.

States-Maryland-Fulton'',''United States-Maryland-Fulton'',''United States-District of Columbia-Washington DC, United States-Virginia-Glen Allen, United States-Virginia-Vienna, United States-Maryland-Baltimore, United States-Virginia-Arlington'',''United States-District of Columbia-Washington DC, United States-Virginia-Glen Allen, United States-Virginia-Vienna, United States-Maryland-Baltimore, United States-Virginia-Arlington'','''','''','''','''','''','''',''Aviation'',''Aviation'',''Full-time'',''Full-time'',''Regular'',''Regular'','''','''',''Airfield Design'',''Airfield Design'',''Jun 18, 2026'',''Jun 18, 2026'',''false'',''785873'',''785873'',''true'',''785873'',''false'',''Submission for the position: Senior Aviation Engineer/Project Manager - (Job Number: 193767)'',''false'',''785873'',''false'',''true''. We bring together planners, engineers, architects, construction management staff, environmental, strategic communications, economists, management consultants and specialists across disciplines to solve complex mobility challenges with innovation, technical excellence, and a deep understanding of community needs.

HDR Inc

Senior Aviation Engineer/Project Manager

Fulton}: $87,780-$125,400 {Virginia}: $75,810- $136,800'','''',''United States-Virginia-Vienna'',''United States-Virginia-Vienna'',''United States-Virginia-Glen Allen, United States-Virginia-Roanoke, United States-Virginia-Virginia Beach, United States-Maryland-Fulton'',''United States-Virginia-Glen Allen, United States-Virginia-Roanoke, United States-Virginia-Virginia Beach, United States-Maryland-Fulton'','''','''','''','''','''','''',''Highway + Road'',''Highway + Road'',''Full-time'',''Full-time'',''Regular'',''Regular'','''','''',''Highways'',''Highways'',''Jul 30, 2026'',''Jul 30, 2026'',''false'',''788840'',''788840'',''true'',''788840'',''false'',''Submission for the position: Transportation Engineer - (Job Number: 194891)'',''false'',''788840'',''false'',''true''. Prepare and oversee the following elements of various sizes of contract plans, specifications and estimates: roadway sections, alignment/right-of-way plans, temporary erosion control plans, site preparation plans, roadway profiles, drainage plans and profiles, utility plans, paving, pavement marking plans, signing plans, traffic control plans.

Transportation Engineer

Additionally, the successful candidate will work closely with Product Management, Program Management and railroad customers to develop world class solutions that bring advanced automation and data analytics to the rail industry with high quality and reliability. Be a Technical Leader for the projects across global cross-functional teams (Product / Program Management, SW COE, Electrical Integration, Train Control, Office Systems, Safety, Validation and Applications Engineering) assuring "cradle to grave" success.

Westinghouse Air Brake Technologies Corp

Senior Staff Product Engineer

With roots that date back to George Westinghouse, Thomas Edison, and Louis Faiveley, Wabtec has always built technologies and implemented solutions for a variety of sectors that are critical to meeting the needs of customers and governments alike. The salary rate for this role is currently $91000-129800 The actual salary offered to a candidate may be influenced by a variety of factors, such as: training, transferable skills, work experience, education, business needs, market demands and work location.

Embedded Software Engineer IV

The salary rate for this role is currently $79100-112800 The actual salary offered to a candidate may be influenced by a variety of factors, such as: training, transferable skills, work experience, education, business needs, market demands and work location. With roots that date back to George Westinghouse, Thomas Edison, and Louis Faiveley, Wabtec has always built technologies and implemented solutions for a variety of sectors that are critical to meeting the needs of customers and governments alike.

Wabtec Corporation

Mechanical Engineer IV

As a key partner to the commercial team, the Head of EMEA, Platform Engineering, and customers, you’ll build technical relationships with hyperscalers, cloud providers, primes, and systems integrators, support partner enablement, and deliver clean handoffs to implementation — serving as the voice of technical feasibility throughout the sales cycle. You’ll own the technical sales path from discovery through validation and close across EMEA: assessing customer environments, developing architectures, running demonstrations and evaluations, and clearing technical blockers so qualified opportunities move to close with clear technical assumptions and minimal delivery risk.

Second Front Systems

Solutions Engineer

Founded by Marines who saw firsthand how outdated government acquisition systems held back frontline personnel, we help commercial software companies get mission-critical technology into the hands of government users faster — backed by FedRAMP High, DoD IL2–IL6/JWICS, GovRAMP, UK MOD, and NATO authorizations. We need someone who can operate cloud-native infrastructure at production scale; build and maintain secure CI/CD pipelines, monitoring, and observability for regulated and potentially air-gapped environments; and produce the technical evidence and documentation needed to support applicable European security, accreditation, and regulatory requirements.

Marine Engineer Jobs in Washington, DC

System Security Engineer Booz Allen Hamilton

Autonomy Engineer Carnegie Mellon University

Ocean Mechanical Engineer Johns Hopkins Applied Physics Laboratory

Sr Controls Engineer CSX Corp

Senior Ship Control Systems Engineer - Groton, CT Serco

Engineer - (Arlington, VA) Serco Group plc

Electrical Systems Engineer - Washington DC Serco

Structural Field Engineer WMATA M and J Engineering

Office Engineer M and J Engineering

Construction Engineer PE, WMATA M and J Engineering

Associate Water Resources Engineer True Environmental

Associate Water Resources Engineer Sundance Consulting, Inc.

Senior Aviation Engineer/Project Manager HDR Inc

Transportation Engineer HDR Inc

Senior Staff Product Engineer Westinghouse Air Brake Technologies Corp

Embedded Software Engineer IV Westinghouse Air Brake Technologies Corp

Mechanical Engineer IV Wabtec Corporation

Solutions Engineer Second Front Systems

Mechanical Engineer IV Westinghouse Air Brake Technologies Corp

Platform Engineer Second Front Systems

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