Mechanical Engineer, Senior
American Systems
McLean, VA · Posted September 15, 2026
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Where McLean, VA ranks
Where McLean, VA placed in our monthly rankings, month by month. Each month stays online at its own address.
November 2026
- #1Best all-round cities for mid-career professionals in the Mid-Atlantic79 / 100 · of 37
- #1Best all-round cities for mid-career professionals in the Southeast78 / 100 · of 33
- #1Best all-round cities for AI careers in the Southeast91 / 100 · of 33
- #2Best cities for AI-skill jobs in the Southeast17% · of 87
- #2Best all-round cities for AI careers in the Mid-Atlantic89 / 100 · of 37
- #3Best cities for entry-level jobs that want AI skills in the Southeast10% · of 77
Rankings about engineering jobs
- Best cities for software and engineering jobs #1 San Francisco (3,412 openings)
- Best cities for engineering pay after cost of living #1 San Mateo ($216k)
- Most requested AI skills in engineering jobs #1 AI tools in daily work (6.1%)
- AI tools named most often in engineering jobs #1 Claude (1.7%)
- Employers with the most engineering jobs #1 Amazon (2,992 roles)
Pay compared with the market
This listing does not state pay. Across 114 open mechanical engineer listings that state pay, the middle half runs $108,000 to $153,500 and the median is $132,500.
Listed pay is what employers advertise, not what people are paid.
How AI is used in this kind of work
AI use among mechanical engineers is little observed so far. Measured exposure for mechanical engineers: 8% (little observed).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
About the job
Overview
AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Engineering & Analysis, Test & Evaluation, and Training.
Responsibilities
Responsible for providing guidance and expertise in mechanical engineering to design complex mechanical equipment and systems, and to investigate, evaluate and develop new applications for existing equipment and systems.
Determines theoretical principles involved and applying advanced analytical and investigative methods and techniques.
Analyzes assigned tasks to provide estimates of manpower and material required to complete.
Prepares schedules for accomplishing tasks within estimates.
Supervises and coordinates technicians in fabrication and installation of complex mechanical and related electronic equipment and systems.
May direct field operation and maintenance activities of mechanical equipment/systems installations.
Evaluates operational systems and designs modification to eliminate causes of malfunctions or changes in system requirements.
Develops new applications requiring appreciable originality and ingenuity, and complex test procedures for equipment and systems which are significantly different from existing designs.
Plans, organizes and conducts the development of each assignment; coordinates manpower assigned to each activity and coordinates the activities of group involved in various stages of overall program to ensure effective integration.
Provides technical guidance to personnel involved with producing design fabrication drawings.
Reviews and corrects drawings to ensure proper engineering techniques and required specification have been utilized.
Develops, releases and maintains documentation in accordance with company and contractual requirements.
Reviews, writes and edits reports such as evaluation plans, test results, technical manuals, etc. to provide recommendations, conclusions, and other data.
Qualifications
Bachelor’s Degree in Engineering, Math, Physics, or Computer Science
Active Secret security clearance or the ability to obtain a Secret security clearance.
U.S. Citizenship Required for the purposes of obtaining/holding a U.S. security clearance
Five years experience with ship alterations engineering requirements
Seven years of collective experience in:
Modeling and simulation of new designs as well as facilitating changes to existing designs using Computer-Aided Design (CAD) and Computer-Aided Manufacturing (CAM) tools and software
Finite Element Analysis (FEA) software
Weight & Moment analysis
Static analysis
Commercial and military specification material selection
Materials alternatives analysis
Pay Transparency Statement AMERICAN SYSTEMS is committed to pay transparency for our applicants and employee-owners. The salary range for this position is USD $125,000.00/Yr. - USD $145,000/Yr. Actual compensation will be determined based on several factors permitted by law. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance.
EEO Statement EEO Race/Sex/Disability Status/Veteran Status