Senior Mechanical Engineer
Marathon TS
Senior Engineer, Mechanical
Key Responsibilities
Marathon TS is committed to the development of a creative, diverse and inclusive work environment. In order to provide equal employment and advancement opportunities to all individuals, employment decisions at Marathon TS will be based on merit, qualifications, and abilities. Marathon TS does not discriminate against any person because of race, color, creed, religion, sex, national origin, disability, age or any other characteristic protected by law (referred to as "protected status ").
Key Responsibilities
- Serve as the mechanical engineering technical authority across multiple programs and technology initiatives.
- Provide hands-on leadership for mechanical design, integration, and product support activities across pre-production, production, and sustainment programs.
- Oversee the complete product lifecycle.
- Establish and mature engineering processes, design methodologies, and execution frameworks where formal infrastructure may not yet exist.
- Participate in and lead engineering change activities, configuration management processes, and design reviews.
- Perform and oversee system-level analyses, including tolerance analysis, manufacturability assessments, and design trade studies.
- Interface with customers, suppliers, and manufacturing partners to identify technical solutions, manage risk, and support program execution.
- Bachelor's degree in Mechanical Engineering or a related engineering discipline.
- Minimum of seven (7) years of mechanical engineering leadership experience.
- Demonstrated experience leading complex technical efforts throughout the entire product lifecycle.
- Experience transitioning projects from prototype development to production environments.
- Experience with engineering change management and configuration control processes on complex development programs.
- Demonstrated ability to create structure, prioritize effectively, and drive execution in ambiguous, rapidly evolving environments.
- Highly organized and capable of managing multiple priorities, technologies, and stakeholders simultaneously.
- Self-motivated mindset with a demonstrated ability to build capability and deliver results in environments where processes, infrastructure, and support systems are still maturing.
- Proficiency with 3D CAD modeling tools, including PTC Creo and/or SolidWorks.
- Knowledge of design techniques, engineering analyses, and the development of precision technical plans, drawings, and models.
- Experience creating detailed drawings and applying Geometric Dimensioning and Tolerancing (ASME Y14.5).
- bility to obtain and maintain a U.S. Department of Defense security clearance.
- Twelve (12) + years of relevant engineering and technical leadership experience.
- Experience supporting proposal development, technology roadmaps, and business growth initiatives.
- ctive U.S. Department of Defense security clearance.
Marathon TS is committed to the development of a creative, diverse and inclusive work environment. In order to provide equal employment and advancement opportunities to all individuals, employment decisions at Marathon TS will be based on merit, qualifications, and abilities. Marathon TS does not discriminate against any person because of race, color, creed, religion, sex, national origin, disability, age or any other characteristic protected by law (referred to as "protected status ").
Vacancy posted 1 day ago
Similar jobs that could be interesting for youBased on the Senior Mechanical Engineer in Lorton, VA vacancy
$125k - $145k
...Mechanical Engineer, Senior Location US-VA-McLean ID 2026-4944 Category Engineering Position Type Full-Time Remote No Clearance Required Secret Overview AMERICAN SYSTEMS is an employee-owned...SeniorFull timeFor contractorsRemote workAmerican Systems
McLean, VA1 day ago$160k - $240k
...Senior Mechanical Engineer Opportunity At Whitman, Requardt & Associates, LLP, we are "People Focused and Project Driven". We have been in business for more than 110 years and we are known for our quality work and developing quality employee careers. We are seeking...SeniorFull timeTemporary workH1bWork at officeLocal areaFlexible hoursWhitman Requardt and Associates
Fairfax, VA4 days ago$99k - $206k
...customers in the intelligence community, defense, civil, and commercial markets. Job Summary: Nightwing is hiring a Senior Mechanical Engineer for our Springfield, VA location to support technology development and mission programs. As part of a collaborative team...SeniorFull timeTemporary workNightwing
Springfield, VA20 hours ago- A leading defense contractor located in Alexandria, VA, is hiring multiple Mechanical Engineers. The roles involve designing and developing mechanical systems for various complex projects. Candidates must possess relevant experience in engineering, hold appropriate degrees...SeniorFor contractors
- Wiley|Wilson, a 100% employee-owned architecture and engineering firm, is looking to add a seasoned Senior Mechanical Engineer with expertise in district utilities to our Alexandria, VA office. This role is ideal for a driven professional eager to help grow our established...SeniorWork at officeWork from home
- M.C. Dean, a leader in building intelligence, seeks a Mechanical Engineer to lead design, bid, and execution of mechanical systems within facilities operations. The role requires coordinating with contractors and stakeholders across project phases from concept through completion...SeniorFor contractors
- ASRC Federal is actively hiring a Senior Cybersecurity Tools Architect/Engineer in support of our Defense Counterintelligence Security Agency (DCSA) program based out of Quantico, VA.This is primarily a Telework position with a requirement to be onsite at least two (2)...SeniorWork experience placementWork at officeRemote workFlexible hours2 days per week
- DescriptionGPI seeks a Project Manager - Senior Mechanical HVAC Engineer for our Metro DC branch in Rockville, MD, or the Fairfax, VA office. In this role, you will have the opportunity to grow and direct a project team. Do you value a company that puts employee satisfaction...SeniorContract workFor subcontractorWork at office
- Jacobs is seeking a Senior HVAC Engineer for the Data Center market, leading the Building Mechanical team on challenging projects. You will perform design, calculations, and develop P&IDs, while interfacing with clients and vendors to size and select equipment. You’ll...Senior
- QinetiQ US is seeking a Mechanical Engineer to support the design, testing and demonstration of prototype EO/IR sensors, weapon systems and soldier equipment at the Ft. Belvoir, VA location. You will work across mechanical and electrical interfaces to deliver robust solutions...
$182.5k - $208.3k
...Overview Senior Manager, Product Management - Developer Experience, AI Coding Tools... ...Capital One. You'll define the metrics that engineering leaders use to invest, build data... ...Computer Engineering, Software Engineering, Mechanical Engineering, Information Systems or a related...SeniorFull timePart timeLocal areaCapital One
McLean, VA14 days ago$70k - $90k
...Mechanical Engineer I Job Locations 14 hours ago(9/9/2026 4:41 PM) Job ID 2026-12293 Posted Date Engineering Job Location US-VA-Fort Belvoir Company Overview We are a world-class team of professionals who deliver next generation...Work experience placementQinetiQ U.S.
Fort Belvoir, VA3 days ago- ...Duties Providing expert engineering advice and oversight on facilities, reviewing designs and specifications, and ensuring accuracy in engineering requirements. Serving as a point of contact for all engineering-related issues within specified locations, overseeing...
US Department of War
Fort Belvoir, VA2 days ago $70k - $150k
A reputable HVAC company in Virginia is seeking experienced Residential HVAC Installers who value quality workmanship and desire a stable, long-term career without sales pressure. This role focuses on installations while offering strong earning potential, with income of...SeniorRelocation package- Zachary Piper Solutions is seeking a Systems Engineer (VDI) in Newington, VA to support a mission-critical DoD customer. You will design, administer, optimize, and secure a large-scale VDI environment with Omnissa Horizon and VMware vSphere, building master images, automating...Senior
- ...market and every location. We're looking for a high-energy, Senior HVAC Engineer to focus on our Data Center market. Join us, and you'll... ...solutions for our Data Center clients. You will lead our Building Mechanical team members on projects, perform field investigations,...SeniorRemote work
Jacobs
Fairfax, VA3 days ago - Mechanical Engineer I Position Overview As a QinetiQ US Mechanical Engineer, you will support the design, testing and demonstration of prototype EO/IR sensors, weapon systems and soldier equipment at our Ft. Belvoir, VA location. The selected candidate will be responsible...Work experience placement
- ...A senior living management company in Woodbridge, VA is seeking a Director of Sales and Marketing to lead sales efforts and achieve occupancy goals. The ideal candidate will have over 3 years of sales experience, a bachelor's degree, and strong leadership skills. This...Senior
CSM Senior Living Management
Woodbridge, VA21 hours ago $107k - $198k
...application due to a disability, contact this employer to ask for an accommodation or an alternative application process. Principal Mechanical Engineer Full Time Employee Full-Time Fairfax, VA, US 6 days ago Requisition ID: 1835 Salary Range: $107,000.00 To $198,000.00...Full timeTemporary workFor contractorsLocal areaTrident Systems
Fairfax, VA3 days ago- The Clearing, Inc. is seeking a Senior Principal Consultant to manage a client engagement within the Department of War. A DoD Secret clearance (active within 2 years) and onsite work in Alexandria, VA about three days per week are required. Senior Principals mentor teams...Senior3 days per week
- ...real-world offensive operations against mission-critical DoD infrastructure. Lead teams, shape tradecraft, and deliver findings to senior DoD decision makers. What You'll Do Lead full-scope red team assessments (planning, execution, reporting). Execute offensive...Senior
Beyond SOF
Fort Belvoir, VA3 days ago - Amentum is seeking an IMINT Analyst Expert for CONUS locations contingent upon award. The role requires advanced GEOINT analysis capabilities, experience with space-based imagery, and the ability to collaborate across the IC and DoD. The candidate will produce multimedia...Senior
- QinetiQ US seeks a Capture Manager with a proven record of winning complex federal deals. You will lead pursuits from qualification through submission, coordinating with line, business development, proposals, contracts and pricing teams. Reporting to the Chief Growth Officer...Senior
- QinetiQ US in Fort Belvoir, VA is seeking an experienced Systems Engineer to serve as the Test Manager for the U.S. Army C5ISR Center Javelin Seeker effort. The role provides programmatic Test and Evaluation oversight across the full acquisition life cycle, ensuring test...Senior
- ...management for classified CWMD and RDT&E efforts. The candidate will develop and monitor spend plans, coordinate with contracting officers, and deliver executive summaries to senior leaders. A TS/SCI clearance and DoD experience are required. #J-18808-Ljbffr ARSERVICESSenior
- Odyssey Systems Consulting Group, Ltd. is seeking a Senior Acquisition Analyst to support PM Soldier Survivability at Fort Belvoir, VA. The candidate will manage acquisition processes, coordinate product life cycles, and prepare essential documentation while ensuring program...Senior
- Amyx, Inc. is seeking a Senior CWMD Training, Exercise and Readiness SME to lead the development, execution and assessment of CWMD-focused training and joint exercises in support of DoD and USG priorities. You will plan and conduct classified events up to TS/SCI and contribute...Senior
- Amentum is seeking a skilled and experienced Systems Engineer to join our team at Fort Belvoir. In this critical role, you'll provide essential contractual support to the Joint Personnel Recovery Agency (JPRA), focusing on systems assessments and analyses. You'll plan...Senior
- SarelaTech seeks a highly skilled Hybrid Multi-Cloud Engineer SME to support DoD cloud modernization at Fort Belvoir, VA or Albuquerque, NM. You will design, engineer, and sustain secure Azure cloud solutions within classified environments. Deep expertise in Azure architecture...Senior
- Semper Valens Solutions, Inc. is seeking a Program Analyst - Lead to provide senior-level planning, coordination, and executive support for technical meetings, leadership engagements, program reviews, briefings, reports, and other high-visibility organizational activities...Senior
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Mechanical Engineer. Be the first to apply!
Related searches
- senior operations technician Lorton, VA
- senior manager tax Lorton, VA
- senior network engineer remote Lorton, VA
- senior performance tester Lorton, VA
- senior cloud network engineer Lorton, VA
- senior activities Lorton, VA
- senior level Lorton, VA
- senior implementation engineer Lorton, VA
- senior Lorton, VA
- senior performance engineer Lorton, VA