Project Engineer - Water/Wastewater

LJA; Dallas (TX); On-site; USD 90,000 - 120,000; Full time

Benefits offered by this job

Time Off

Comprehensive Benefits

Family Leave

Tuition Reimbursement

Referral Bonuses

Volunteer Days

Professional Development

Internal Mobility

Fun Culture

Job summary

LJA Land Development is seeking a Project Engineer to apply conventional engineering principles to water and wastewater plant design. You will perform design calculations, prepare plans and specifications, coordinate with agencies, and support projects from defined scopes to major phases.

You will design municipal water and wastewater systems, develop calculations and documentation, coordinate with internal clients, and supervise junior engineers.

Qualifications

• Bachelor’s degree in engineering is required.
• Active PE license is required or being registered as such.
• Experience in water/wastewater facility design is preferred.

Responsibilities

• Plan and design municipal wastewater and water treatment and distribution systems.
• Develop calculations, plans, specifications, and supporting documentation for water and wastewater facilities.
• Conceptualize initial design approaches for major phases of large projects or lead engineering work for smaller scopes.
• Coordinate with internal clients to gather information and ensure project alignment.
• Schedule and coordinate engineering tasks while addressing complex design requirements.
• Provide supervision and mentorship to junior engineers and staff.
• Support project management and contribute to project delivery.

Skills

Communication skills

Water/wastewater plant design

Project coordination

Mentoring

Education

Bachelor’s Degree in Engineering

Licensed Professional Engineer

Job description

What Lja Has To Offer

LJA is offering an exciting opportunity that will allow you to reach your full career potential. The structure of our organization is designed to amplify your capabilities while gaining the benefits of being an employee‑owner. What truly sets this opportunity apart is the chance to collaborate every day with dedicated, skilled, and supportive leaders. Whether you are in the office, in the field, or behind the scenes, working at LJA gives you the chance to grow through hands‑on experience and exposure to a broad range of clients and services.

What Makes Lja Different

At LJA, our employee‑owners take pride in their work and their workplace. We’re guided by leaders who foster a culture of respect, collaboration and a shared vision of success. Our difference is evident in the experiences and opportunities we provide:

• Employee‑owned. Client‑focused
• Employee Stock Ownership Plan (ESOP)
• Consistently ranked as a Top Workplace
• Internal recruitment team, in‑house training, and a marketing department specific to our industry
• We celebrate flexibility, allowing every team and office to lead with their proven approach
• Our culture champions continuous learning and personal growth
• We believe success comes through constant evolution and communication
• We are passionate about having fun and making money, all while creating impact

POSITION OVERVIEW

As a Project Engineer at LJA Land Development, you will serve as a fully competent engineer responsible for applying conventional engineering principles to water and wastewater plant design. This role involves design calculations, plan and specification preparation, agency coordination, and supporting projects ranging from defined scopes to major phases of larger, more complex efforts.

A TYPICAL DAY MIGHT INCLUDE

• Planning and designing municipal wastewater treatment and water treatment and distribution systems
• Developing calculations, plans, specifications, and supporting documentation for water and wastewater facilities
• Conceptualizing the initial design approach for a major phase of a large project or leading engineering work for projects of limited scope
• Coordinating with internal clients to gather required information and ensure project alignment
• Scheduling and coordinating engineering tasks while addressing complex or conflicting design requirements
• Exercising independent judgment to adapt and modify standard engineering techniques and procedures
• Providing supervision and mentoring to less experienced engineers and technical support staff
• Supporting project management efforts and contributing to successful project delivery

REQUIRED EDUCATION/LICENSE/CERTIFICATIONS

• Bachelor’s Degree required
• Registration as a Licensed Professional Engineer

REQUIRED QUALIFICATIONS

• Minimum of 5 years of post‑graduate engineering experience
• Experience with water and wastewater plant design
• Strong written and verbal communication skills
• Ability to build strong working relationships with internal and external stakeholders
• Experience exercising independent judgment in engineering design and problem solving

IDEALLY, YOU SHOULD ALSO HAVE

• Water distribution modeling experience
• Previous project management experience
• Familiarity with North Texas

LEVEL UP WITH LJA

At LJA, we’re 100% employee‑owned. This drives results, rewards ambition and supports long‑term success for every team member. With almost 100 locations and 3,000+ employee‑owners (and growing), we’re building something big! We want you to be part of it. Your future grows here.

• Generous Time Off: PTO, paid holidays, and a full office closure between Christmas and New Year’s.
• Comprehensive Benefits: Multiple plan options for health, dental, and pets. Along with mental health support.
• Family Support: Paid maternity and parental leave to help you focus on what matters most.
• Education Support: Tuition reimbursement and in‑house courses provided by our Learning and Development team.
• Referral Bonuses: Know great talent? Get rewarded for helping us grow.
• Community Impact: Company‑sponsored volunteer days and philanthropic initiatives.
• Professional Development: Memberships to industry organizations to keep you connected and growing.
• Career Growth: Great internal mobility opportunities to advance your career.
• Fun Culture: LJA social events, employee sports teams, bring your kid to work day, etc.

To Executive Search Firms & Staffing Agencies: LJA Engineering, Inc. and its subsidiaries do not accept unsolicited resumes from any agencies that have not signed a service agreement. All unsolicited resumes will be considered LJA's property. This includes resumes submitted directly to hiring managers without contacting LJA's Human Resources Talent Department.