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Design Engineer III

Southland Industries Inc.
Horsham, PA Full Time
POSTED ON 12/16/2025
AVAILABLE BEFORE 2/16/2026

 

 

 

Position Summary

Lead, evaluate, design, and engineer projects and systems to specification on projects ranging from new design/build to rehabilitation of existing facilities and systems.  Provide ongoing technical guidance and engineering issue resolution as needed.

Position Details

  • Performs complex calculations, drawings and specifications related to HVAC, plumbing, fire protection or other systems
  • Performs complex calculations for a project, such as heating/cooling loads, equipment selection and sizing, friction loss calculations, hydraulic calculations, etc.
  • Develops standards, methods, processes and procedures for reviewing, evaluating and inspecting designs.
  • Determines methods and solutions for complex engineering problems and identify the most efficient and acceptable solution.
  • Directs the workflow of less-experienced engineers on assigned projects.  Mentors and provides guidance on designs and technical issues.
  • Writes technical narratives in response to RFIs.

Qualifications 

  • Bachelor’s degree in Engineering or related field
  • PE License required
  • Minimum 5 years of experience
  • Strong knowledge of applicable systems design, such as fire suppression, HVAC, plumbing, etc., as well as general understanding of system operations.
  • Ability to read mechanical and plumbing plans.
  • Strong verbal and written communication skills
  • Strong computer skills, including CADD and Microsoft Office Products, including Excel

Benefits

As a 100% employee-owned company, we offer a comprehensive benefits package for you and your family:

  • 401(k) plan with 50% company match (no cap) and immediate 100% vesting
  • Medical, dental, and vision insurance (100% paid for employee)
  • Annual bonus program based upon performance, achievement, and company profitability
  • Term life, AD&D insurance, and voluntary life insurance
  • Disability income protection insurance
  • Pre-tax flexible spending plans (health and dependent care)
  • Paid parental leave
  • Paid holidays, vacation, and personal time
  • Training/professional development opportunities and company-paid memberships for professional associations and licenses
  • Wellness benefits 

 

About Southland Industries

As one of the nation’s largest MEP companies, Southland Industries is built on the foundation of great people. Since 1949, we have put our people first, enabling growth, professional achievement, and innovation. If you want to join a fast-paced environment where you’re engaged, challenged, and valued, apply now to join our dynamic team.

To learn more about careers at Southland, explore our career opportunities, follow us on social media, and check out our website.

 

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, national origin, ancestry, age, disability, medical condition, marital status, 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.

 

Contingent Employment: All employment offers are contingent upon successful drug tests, background checks, and professional reference checks. Roles that include driving as an essential job duty will be required to have a successful Motor Vehicle Record check (MVR). We are not able to offer sponsorship of employment at this time.

 

External Agency Announcement: Its Southland Industries' policy not to accept candidate submissions from recruiting agencies without an active and authorized work order. Candidate ownership can only be established after a bona fide work order is issued by a member of the Southland Industries Talent Acquisition team and the candidate is appropriately submitted through our Applicant Tracking System (ATS).

Salary.com Estimation for Design Engineer III in Horsham, PA
$104,753 to $126,404
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