About the role#
Halff is seeking a Mechanical or Electrical Engineering Intern to join the MEP team in San Antonio, Texas. This is a full-time, paid internship running from June 7, 2027, to August 13, 2027. You will work 40 hours per week, typically Monday through Friday from 8a to 5p. Please note that housing is not provided for this position.
What you'll do#
You will work on commercial, industrial, and institutional projects under the direct supervision of a Professional Engineer. Your responsibilities include:
- Designing mechanical or electrical engineering projects.
- Performing drafting work in CAD.
- Completing calculations and analysis for design projects.
- Creating electrical project documents, plans, and specifications for lighting and power systems.
- Assisting with HVAC and plumbing design projects.
- Preparing permit applications and regulatory documents.
- Coordinating with team members, including architects, surveyors, and contractors.
- Attending meetings with clients and regulatory agencies.
- Working with Project Managers to meet deadlines and manage project schedules, materials, and equipment.
What you'll need#
- Current enrollment in a Bachelor or Master degree program for Mechanical or Electrical Engineering, or an ABET accredited equivalent.
- Familiarity or experience with Revit and AutoCAD.
- Strong organizational and self-motivation skills.
- Effective communication and team-building abilities.
Location & details#
This internship is based on-site in San Antonio, Texas. The role is full-time.
About Halff
Halff is a civil engineering and infrastructure consulting firm founded in 1950. The company operates from its headquarters in Richardson, Texas, and maintains a staff of over 1,300 employees. It provides services across various sectors including water resources, transportation, land development, and energy. The firm is privately held.
How to get in at Halff
Applying early gives you a distinct advantage at a firm like Halff, as recruiters often review candidates as they arrive. Intern Insider sends an instant alert the moment a role matching your target is published, helping you apply among the first before the pile grows. This timing can be the difference between getting a look and getting lost in the queue. You can also improve your response rates by reaching out to the recruiters behind the roles directly. Intern Insider surfaces the specific people managing these openings, allowing you to ask informed questions or request a referral. It is a more effective approach than simply clicking submit and waiting for a response.



