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Mechanical Engineer Sr - E3

Sikorsky Aircraft

Englewood, CO · Posted October 30, 2026

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About the job

Standard Job Description

Researches, plans, designs and develops mechanical products and systems such as instruments, controls, robots, engines, machines and mechanical, thermal hydraulic or heat transfer systems for production, transmission, measurement, and use of energy. Applies research to the planning, design, development, and testing of mechanical and/or electromechanical systems, instruments, controls, engines, and/or machines.

Key Responsibilities:

Create, track, and oversee the implementation of the Sustainment Group’s Basis of Estimates(BOEs) to the US Navy.

Monitor supplier performance through Supplier Performance Reviews.

Assist with the Integrated Master Schedule (IMS); track critical path, manage risks, and implement mitigation plans.

Perform trade studies, sizing, and present findings to leadership.

Facilitate reviews and ensure action items are closed.

Draft, issue, and manage Solicitations/Requests for Proposals (RFPs); evaluate proposals and negotiate award decisions.

Ensure contract terms comply Lockheed Martin policies; oversee contract modifications and close‑outs.

Coordinate with Legal, Finance, and Compliance to resolve contractual issues, claims, and audits.

Contribute to new business trade studies

Enhance cross discipline product development

Participate in mentorship opportunities and professional development

Be the technical interface to FBM management, systems engineering, quality, and our Navy counterparts

Basic Qualifications

Proficiency in Microsoft Office

Any combination of experience in: engineering project management, supplier management, annual budget proposals, technical evaluations, tracking and/or development of cost/schedule

Exposure to or participation with failure investigations, root cause analysis, and/or corrective action disposition

Ability to obtain a DoD Secret Clearance

Desired Skills

Missile and/or aerospace related education or experience - Experience with FBM processes and products - Experience with CAD and hardware modeling tools (e.g. Pro-E/CREO, Matlab) - Experience in gas/fluid dynamics or energetics/propellants - Experience in Geometric Dimensioning and Tolerancing (GD&T) -Experience as CPE delegate or project lead - Risk and opportunity experience with an understanding of continuous improvement concepts - Excellent written and verbal communication skills, demonstrated leadership and initiative

Proficient in AI prompting as it applies to this position and practice

Pay Information

Full-Time Salary Range: $95900.00 - $178100.00

At Lockheed Martin, we know mission success starts with taking care of our people. Our Total Rewards program is designed to attract top talent, support your well-being, and help you grow—both professionally and personally.

The salary range for this position is as listed on the requisition. Please note that the salary information listed is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market(work location) and business considerations when extending an offer.

Benefits offered: Medical, Dental, Vision, Flexible work arrangements and schedules (e.g., 4x10), 401(k) match, Paid time off, Holidays, Parental Leave, EAP, Flexible Spending Accounts, Education Assistance, Life Insurance, Short-Term Disability, and Long-Term Disability.

Annual short-term and/or long-term incentive compensation programs may be offered depending on the position. Payments under these annual programs are not guaranteed and can vary from year to year and are tied to a range of performance metrics.

For (Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year.