Co-Op (Spring 2026 - Summer 2026) - Mechanical Design Engineer Horsham, PA

POSITION SUMMARY

Watch your engineering designs come to life! As a Design Engineer at Southland Industries, you'll experience the excitement of working on design-build and design-assist projects in healthcare, education, biotech, mission critical, commercial and entertainment markets. You’ll work hand in hand with our model coordinators, estimators, and trade staff through all aspects of a project to create a design that is practical, efficient and cost effective. You’ll also have access to internal teams using the most innovative practices in virtual construction design (VDC) and computational fluid dynamics, along with just-in-time feedback from the field. What you’ll do: Performs basic deliverables and products such as calculations, drawings, and specifications related to heating, ventilating, and air-conditioning systems under supervision of Senior Engineers. Performs basic calculations for a project, such as heating/cooling loads, equipment selection and sizing, friction loss calculations, etc. Assist in coordinating all aspects of the project design with project management, architects, and other trades through the completion phase of a project. Perform and check CADD drafting work. What you’ll need to be successful: Basic Knowledge of applicable systems design, such as HVAC, plumbing, etc. Basic ability to read mechanical and plumbing plans. Good verbal and written communications skills. Good computer skills, including CADD and Microsoft Office Products, such as Excel. YOU Matter

PEOPLE FIRST: BUILDING TALENT BY DESIGN

At Southland we aspire to build a workforce that’s as diverse as the people who occupy the buildings we design, build and maintain. Building talent by design is our intentional approach to creating a truly safe, collaborative, and inclusive work environment that fosters growth, empowers professional achievement, and where people are treated with respect at all levels. Our Internship and New College Graduate program is best designed for those students who seek a truly immersive and hands‑on experience. At Southland, we view every student as a potential hire and ensure each intern, co‑op student, and every new college graduate is truly set up for success to accomplish short and long term career goals. If a student program that exposes you to exciting projects and potential career paths with one of the country’s largest MEP building systems firms appeals to you and you’re ready for the next big step in your career, then JOIN our team and become a part of an organization that values PEOPLE , SAFETY , INNOVATION , COLLABORATION , INTEGRITY , ACCOUNTABILITY & SUSTAINABILITY . Internship/Co‑op Program Benefits: Hands‑on classroom and on‑the‑job experience in your specific role Opportunity to work side by side with company leaders Socially distant group activities and team events Paid housing (some locations) Paid internship/Co‑op Potential full‑time employment opportunities Full‑time Employee Benefits: As an employee‑owned company, we offer a comprehensive benefits package that includes excellent benefits for you and your family: 401(k) Plan with 50% Company Match (no cap) and immediate 100% vesting Annual incentive program based upon performance, profitability, and achievement Medical, Dental, Vision Insurance – 100% Paid for Employee Term Life, AD&D Insurance, and Voluntary Life Insurance Disability Income Protection Insurance Pre‑tax Flexible Spending Plans (Health and Dependent Care) Holidays/Vacation/Personal Time/Life Events Leave Numerous training opportunities and company paid membership for professional associations and licenses For more information on Southland Industries, please visit our website: Southland Careers or on Facebook or LinkedIN. To hear what our employees are saying about working at Southland Industries, check out our Culture site – Explore Our Culture. Southland Industries and all its subsidiaries are an Equal Opportunity Employer and prohibits discrimination and harassment of any kind. We are committed to the principle of equal employment opportunity for all employees and to providing our employees with a safe work environment free of discrimination and harassment. All employment decisions at Southland Industries are based on business needs, job requirements and individual qualifications, without regard to race, color, religion or belief, gender, gender identity, sex, national origin, ancestry, age, disability, medical condition, marital status, sexual orientation, family care or medical leave status, veteran status, or any other status protected by the laws or regulations in the locations where we operate. Southland Industries will not tolerate discrimination or harassment based on any of these characteristics. All employment offers are contingent upon successful, drug tests, background checks and professional reference checks. We are not able to offer sponsorship of employment at this time. If you don’t feel this position is a match for you, we encourage you to share it with others. Feel free to share throughout your social networks and follow us on Facebook, LinkedIn, and Instagram to keep up to date on what we’re doing as a company. #J-18808-Ljbffr Southland Industries Inc.