Description: By bringing together people that use their
passion for purposeful innovation, at
Lockheed Martin we keep people safe and
solve the world's most complex challenges.
Our people are some of the greatest minds
in the industry and truly make Lockheed
Martin a great place to work.

With our employees as our priority, we
provide diverse career opportunities
designed to propel development and boost
agility. Our flexible schedules, competitive
pay, and comprehensive benefits enable
our employees to live a healthy, fulfilling
life at and outside of work.

At Lockheed Martin, we place an emphasis
on empowering our employees by
fostering innovation, integrity, and
exemplifying the epitome of corporate
responsibility.

Your Mission is Ours.

Lockheed Martin Space is seeking a Mechanical Engineer Summer 2026 Intern.

In this role, you will support our Propulsion Design and Analysis team. Duties may include:

1. design/analyze hardware, support manufacture, and work to customer requirements
2. conducting thermo-fluid analysis of gas, liquid, and solid propulsion systems
3. develop physics-based models of propulsion hardware to include thrusters, control valves, filters, and other fluid handling elements.

Basic Qualifications:

• Undergraduate or graduate student in an engineering or physical sciences discipline from an ABET accredited college or university (Mechanical Engineering, Aerospace Engineering, Chemistry, Physics, or similar)
• Basic knowledge of software utilized in the design/analysis of hardware (CAD - Computer Aided Design) and/or FEM - Finite Element Analysis, Thermal Desktop, or similar)
• Strong verbal and written communication skills.
• Must be a United States citizen

Desired Skills:

• Understanding of mechanical and/or propulsion engineering principals
• Basic proficiency with Python
• The successful candidate will have experience and/or knowledge of thermodynamics, fluid dynamics, and classical mechanics as well as a passion for learning.
• Strong mathematical, analytical, and data processing skills.
• Understanding of statics, dynamics, fluid mechanics, thermodynamics, and the mechanics of materials
• Ability to work in a collaborative and highly integrated team environment
• Classroom or work experience with the application of structural design and analysis
• Ability and desire to assume ownership of tasks and drive to closure quickly and efficiently

Security Clearance Statement: This position requires a government security clearance, you must be a US Citizen for consideration.

Clearance Level: Secret

Other Important Information You Should Know Expression of Interest: By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings.

Ability to Work Remotely: Onsite Full-time: The work associated with this position will be performed onsite at a designated Lockheed Martin facility.

Work Schedules: Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees. Schedules range from standard 40 hours over a five day work week while others may be condensed. These condensed schedules provide employees with additional time away from the office and are in addition to our Paid Time off benefits.

Schedule for this Position: Part-Time as assigned by leader
Pay Rate: The annual base salary range for this position in California, Massachusetts, and New York (excluding most major metropolitan areas), Colorado, Hawaii, Illinois, Maryland, Minnesota, New Jersey, Vermont, Washington or Washington DC is $31,616 - $77,788. For states not referenced above, the salary range for this position will reflect the candidate’s final work location. Please note that the salary information 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 and business considerations when extending an offer.
Benefits offered: Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Education Assistance, Parental Leave, Paid time off, and Holidays.
(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.
Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics.

The application window will close in 90 days; applicants are encouraged to apply within 5 - 30 days of the requisition posting date in order to receive optimal consideration.
At Lockheed Martin, we use our passion for purposeful innovation to help keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work.

With our employees as our priority, we provide diverse career opportunities designed to propel, develop, and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. We place an emphasis on empowering our employees by fostering an inclusive environment built upon integrity and corporate responsibility.

If this sounds like a culture you connect with, you’re invited to apply for this role. Or, if you are unsure whether your experience aligns with the requirements of this position, we encourage you to search on Lockheed Martin Jobs, and apply for roles that align with your qualifications.

Experience Level: Co-op/Summer Intern

Business Unit: SPACE

Relocation Available: Possible

Career Area: Mechanical Engineering

Type: Call-In

Shift: First