Internship Tank Design Engineer Jobs in Dallas, TX

Our culture is rooted in a shared vision —to help keep the world’s most precious resource safe— and in the core values that guide us in pursuing this vision and delivering on our mission to clients.

We provide the highest quality liquid storage design and construction services at the best long‑term value with an unrivaled customer experience. We have built over 3,500 pre‑stressed concrete liquid storage tanks over the past 90 years around the country and world, as a result we have become the leader in the industry when it comes to quality and innovation.

Are you ready to design and build something that lasts? At DN, we don’t just construct tanks—we engineer resilience, reliability, and innovation into every project in order to protect the world’s most precious resource. We are seeking a Structural Engineer to join our team, bringing expertise, creativity, and problem‑solving skills to our industry‑leading water solutions.

At DN, we push the boundaries of structural engineering to create durable, long‑lasting concrete storage tanks for all water. Our projects span across the country, providing critical infrastructure that supports communities and businesses. We are committed to excellence, teamwork, and forward‑thinking solutions.

• Design and analyze environmental concrete tank structures using industry best practices.
• Conduct structural calculations, modeling, and load analysis to optimize performance and durability.
• Utilize FEA modeling software to streamline designs
• Collaborate with construction teams and project managers to ensure design integrity from concept to completion.
• Engage in problem‑solving and troubleshooting during project execution.
• Stay ahead of industry advancements and integrate new technologies into designs.

• Bachelor's or Master's degree in Civil Engineering with a structural emphasis
• 0–2 years of structural engineering experience (additional experience considered for higher‑level positions)
• Engineer-in-Training (EIT) certification
• Understands steel and concrete behavior and applies engineering principles to real‑world design challenges
• Proficient in SAP 2000/SAFE, MS products, AutoCAD, and structural modeling software
• Strong communication and critical thinking skills required to thrive in a team‑driven environment

• Internship or co‑op experience in structural engineering
• Exposure to industrial, water, wastewater, or heavy civil infrastructure projects
• Experience with Revit, AutoCAD, or BIM workflows
• Exposure to ACI 350
• Professional Engineer (PE) license or active pursuit of licensure

Our Total Rewards offerings are designed to invest in our employees and their families, including:

• Competitive base compensation plus eligibility for DN’s annual incentive bonus program
• 401(k) retirement plan consisting of a 100% employer match on the first 6% of employee contributions and an additional 3% Safe Harbor company contribution
• Medical coverage effective on date of hire, with DN covering 80%–85% of premiums depending on plan selection
• Dental coverage effective on date of hire, with DN covering 75% of premiums
• Voluntary vision coverage effective on date of hire
• Flexible Spending Account options for eligible medical, dental and dependent‑care expenses
• Company‑paid life insurance, accidental death & dismemberment coverage, and long‑term disability coverage
• Paid time off starting at 16 days annually, increasing with tenure, plus 9 paid holidays each year
• Half‑day Fridays between July 4 and Labor Day
• Paid parental leave for birth mothers and spouses or committed partners
• Employee Assistance Program available at no cost to employees and household members for work/life support
• Tuition reimbursement
• Gym reimbursement
• Employee referral incentive program
• Career growth, internal mobility and professional development opportunities within a stable, purpose‑driven company

At DN, we're building careers—not just filling positions. If this role excites you but your experience doesn't align perfectly with the listed qualifications, we still encourage you to apply. We consider candidates across multiple engineering levels and are committed to placing great people where they can make the biggest impact and continue to grow.

DN is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age, or any other federally protected class. All employment is decided on the basis of qualifications, merit, and business need.