Project Engineer - Water/Wastewater

LJA Engineering, Inc.; Dallas (TX); On-site; USD 75,000 - 120,000; Full time

Benefits offered by this job

PTO and holidays

Health, dental, and pets benefits

Maternity and parental leave

Tuition reimbursement

Referral bonuses

Volunteer days

Professional memberships

Internal mobility

Social events

Job summary

LJA Engineering, Inc. is seeking a Project Engineer to apply conventional engineering principles to water and wastewater plant design in North Texas.

You will perform design calculations, prepare plans and specifications, coordinate with agencies, and support projects ranging from defined scopes to major efforts. The ideal candidate has a Bachelor’s Degree, a PE license, at least 5 years of experience, and strong communication and relationship-building skills to collaborate with internal and

Qualifications

• 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.
• Experience with water and wastewater plant design.
• Minimum 5 years of post‑graduate engineering experience.

Responsibilities

• Apply engineering principles to water and wastewater plant design.
• Carry out design calculations, prepare plans/specifications, and coordinate with agencies.
• Lead and mentor junior staff and support project management efforts.

Skills

Strong communication

Relationship building

Independent judgment

Education

Bachelor’s Degree

Licensed Professional Engineer (PE)

Job description

What Makes LJA Different

LJA’s employee-owners take pride in their work and their workplace. Guided by leaders who foster respect, collaboration, and a shared vision of success, we provide a range of experiences and opportunities:

• Employee-owned and 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
• Flexibility that allows each team and office to lead with proven approaches
• A culture that champions continuous learning and personal growth
• Success driven by constant evolution and communication
• A focus on fun and impact while creating value

Position Overview

As a Project Engineer at LJA Land Development, you will apply conventional engineering principles to water and wastewater plant design. Responsibilities include design calculations, plan and specification preparation, agency coordination, and project support ranging from defined scopes to major phases of larger efforts.

A Typical Day

• Planning and designing municipal wastewater treatment, water treatment, and distribution systems
• Developing calculations, plans, specifications, and supporting documentation
• Conceptualizing initial design approaches for large projects or leading work on limited‑scope projects
• Coordinating with internal clients to gather required information and ensure alignment
• Scheduling and coordinating engineering tasks while addressing complex or conflicting requirements
• Adapting and modifying standard engineering techniques through independent judgment
• Providing supervision and mentoring to less experienced engineers and technical support staff
• Supporting project management efforts to ensure successful delivery

Required Education/License/Certifications

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

Required Qualifications

• Minimum 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

• Familiarity with North Texas

Level Up With LJA

• Generous Time Off: PTO, paid holidays, and full office closure between Christmas and New Year’s.
• Comprehensive Benefits: Multiple plan options for health, dental, and pets, plus mental health support.
• Family Support: Paid maternity and parental leave.
• Education Support: Tuition reimbursement and in‑house courses.
• Referral Bonuses: Rewards for helping us grow.
• Community Impact: Company‑sponsored volunteer days and philanthropic initiatives.
• Professional Development: Memberships to industry organizations.
• Career Growth: Internal mobility opportunities.
• Fun Culture: Social events, employee sports teams, bring‑your‑kid‑to‑work day, etc.

Equal Opportunity Statement

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities. This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.