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Senior Engineer Jobs in Washington, NJ (NOW HIRING)

Senior AI Engineer

Piscataway, NJ · On-site

$106K - $146K/yr

Senior AI Engineer Location: Piscataway, NJ (Hybrid from day one) Local to NJ candidates are preferred. Position type: W2 contract. Requirement: We are seeking an experienced and proactive Senior AI ...

Senior Bridge Engineer

Morristown, NJ · On-site

$115K - $145K/yr

We are seeking a Senior Bridge Engineer who will work on New Jersey infrastructure design projects at our office in Morristown, NJ. NV5's New Jersey Office operates on a four-day work week.

We are seeking a Senior Bridge Engineer who will work on New Jersey infrastructure design projects at our office in Morristown, NJ. NV5's New Jersey Office operates on a four-day work week. NV5 is ...

Sr. Lead Mechanical Engineer

Bridgewater, NJ · On-site

$106K - $141K/yr

The Senior Lead Mechanical Engineer focuses on the design and engineering of HVAC and mechanical utilities for buildings. The individual possesses demonstrated ability to manage multiple complex ...

Senior Lead Mechanical Engineer

Bridgewater, NJ · On-site

$106K - $141K/yr

The Senior Lead Mechanical Engineer is responsible for providing oversight for the discipline at a project, office and regional level. The Senior Lead oversees the Mechanical discipline scope of work ...

Senior Highway Engineer

Morristown, NJ · On-site

$107K - $148K/yr

Senior Highway Engineer Location: Morristown, New Jersey, United States Description: H&H is seeking a Senior Highway Engineer to join the firm's New Jersey Regional Operation. This position is ...

Senior Highway Engineer

Morristown, NJ · On-site

$107K - $148K/yr

Senior Highway Engineer Location: Morristown, New Jersey, United States Description: H&H is seeking a Senior Highway Engineer to join the firm's New Jersey Regional Operation. This position is ...

Senior Highway Engineer

Morristown, NJ · On-site

$107K - $148K/yr

Senior Highway Engineer Location: Morristown, New Jersey, United States Description: H&H is seeking a Senior Highway Engineer to join the firm's New Jersey Regional Operation. This position is ...

Senior Highway Engineer

Morristown, NJ · On-site

$107K - $148K/yr

Senior Highway Engineer Location: Morristown, New Jersey, United States Description: H&H is seeking a Senior Highway Engineer to join the firm's New Jersey Regional Operation. This position is ...

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Showing results 1-20

Senior Engineer information

See Washington, NJ salary details

$57.7K

$122.6K

$177.8K

How much do senior engineer jobs pay per year?

As of Aug 24, 2026, the average yearly pay for senior engineer in Washington, NJ is $122,626.00, according to ZipRecruiter salary data. Most workers in this role earn between $101,300.00 and $139,000.00 per year, depending on experience, location, and employer.

What is a senior engineer?

Senior engineers develop and design software programs and applications, but are designated senior because they have more extensive knowledge and years of experience than other engineers on their team. As a senior engineer, you work closely with company managers to ensure the software is created to the required specifications and must troubleshoot issues with applications when they arise. Most senior engineers have mastered a specific set of programming languages, databases, and operating systems.

What is a senior engineer?

A Senior Engineer is an experienced professional responsible for designing, developing, and overseeing complex engineering projects. They often lead teams, mentor junior engineers, and ensure that technical solutions meet organizational goals and industry standards. Senior Engineers are typically experts in their field, possessing advanced problem-solving skills and a deep understanding of relevant technologies and methodologies. Their role also often involves collaborating across departments, managing timelines, and contributing to strategic planning.

How does a senior engineer typically mentor junior team members, and what impact does this have on the team's success?

Senior Engineers often play a key role in mentoring junior developers by providing guidance on technical challenges, reviewing code, and sharing best practices. This mentorship helps foster a collaborative environment where less-experienced team members can develop their skills more rapidly. As a result, the entire team benefits from improved code quality, faster problem-solving, and a culture of continuous learning. Senior Engineers also help set standards and encourage professional growth, which contributes to the overall success and cohesion of the engineering team.

What are the key skills and qualifications needed to thrive as a senior engineer, and why are they important?

To thrive as a Senior Engineer, you need advanced technical expertise in your engineering discipline, a relevant degree, and several years of industry experience. Familiarity with project management software, CAD tools, and compliance with engineering standards or certifications like PE (Professional Engineer) is typically required. Critical thinking, leadership, and effective communication are essential soft skills for mentoring teams and managing complex projects. These skills and qualities ensure successful project delivery, innovation, and strong team performance within engineering environments.

What is the difference between Senior Engineer vs Mechanical Engineer?

AspectSenior EngineerMechanical Engineer
Required CredentialsBachelor's degree in engineering; often a master's; professional engineering license (PE) preferredBachelor's degree in mechanical engineering; PE license optional but advantageous
Work EnvironmentDesign, development, project management; leadership rolesDesign, analysis, testing, manufacturing
Industry UsageUsed across engineering sectors for experienced professionalsEntry to mid-level engineering roles in manufacturing, automotive, aerospace

Senior Engineers typically have more experience, leadership responsibilities, and advanced credentials compared to Mechanical Engineers. While Mechanical Engineers focus on design and analysis, Senior Engineers often oversee projects and mentor teams, making them suitable for higher-level roles within engineering teams.

What are the most commonly searched types of Engineer jobs in Washington, NJ?

The most popular types of Engineer jobs in Washington, NJ are:

What job categories do people searching Senior Engineer jobs in Washington, NJ look for?

The top searched job categories for Senior Engineer jobs in Washington, NJ are:

What cities near Washington, NJ are hiring for Senior Engineer jobs?

Cities near Washington, NJ with the most Senior Engineer job openings:

Sr. Engineer - Water/Wastewater

Larson Design Group

Hackettstown, NJ • On-site

$94K - $141K/yr

Full-time

Re-posted 21 days ago


Larson Design Group rating

9.6

Company rating: 9.6 out of 10

Based on 7 frontline employees who took The Breakroom Quiz

8th of 450 rated engineering


Job description

About Us

Larson Design Group (LDG) is an award-winning, employee-owned Architecture, Engineering, and Consulting Firm. Guided by our core values, we’re expanding our team, opening new offices, and adding new offerings to provide responsive, innovative solutions to clients nationwide.   

Being 100% employee-owned directly impacts our culture: it drives our decision-making, motivates our teams, increases our productivity, improves retention, and contributes to the future success of our company. Our culture is one where we work hard for our clients and for each other – and we have fun collaborating, sharing experience and expertise, and learning along the way. We’re passionate about delivering exceptional quality, elevating client relationships, enriching the careers and lives of our employee owners, and enhancing the communities where we live and serve.     

At LDG, we strive to create an organization where people want to work. We offer a flexible work environment, paid training for required licensures, competitive benefits, bonus plans, and a company-funded Employee Stock Ownership Plan (ESOP) while supporting your professional and personal growth.    

Your Opportunity + Impact

Our Water/Wastewater department is looking to add a Civil Engineer to the team! The Sr. Engineer functions as a technical leader and is required to have a Professional Engineer (PE) license and commensurate work experience. This position will coordinate overall design activities, project submission schedules, and will be responsible for additional Quality Assurance and Quality Control duties to help ensure the final products meet the technical requirements and goals of the client.

Key Responsibilities

  • Performs independent planning and design tasks, reviews work of others, prepares construction documents, and successfully delivers projects to completion.
  • Has experience with technically complex projects.
  • Possesses knowledge of codes and standards applicable to design of projects.
  • Maintains collaborative inter-departmental and cross functional working relationships with members of the project team.
  • Performs initial QA/QC review of project submissions.
  • Assists senior management in development of schedules, technical proposals, and labor hour estimates.
  • Works closely with project teams to effectively describe and deliver scope of work.
  • Promotes, utilizes, and supports quality assurance and quality control processes to improve the quality of deliverables and reduce design errors & omissions.
  • Performs and checks design calculations, technical specifications, and prepares cost estimates.
  • Develops and maintains design budgets for routine scopes of work.

Education and Experience

  • Education: bachelor’s or master’s Degree in position relevant Engineering field from ABET-accredited school, Landscape Architecture, or related field of study.
  • Experience: Minimum of 10 years job-related experience.
  • Licensure/Certification: Professional Engineer (PE) required.

Preferred Qualifications

  • Must have thorough knowledge of A/E/S industry and the ability to quickly review, understand, and resolve complex design and construction related issues.
  • Proficiency with Revit, AutoCAD Civil 3D, and/or Hydrologic and Hydraulic Software Packages to be used for Site Layout, Grading, Utility, and Storm Water Management Plan design and/or other discipline-specific programs preferred.

EEO Statement

Larson Design Group, Inc. is an Affirmative Action and Equal Opportunity Employer (EEO) that is committed to diversity and inclusion in the workplace. We prohibit discrimination and harassment of any kind based on race, color, sex, religion, sexual orientation, national origin, disability, genetic information, pregnancy, or any other protected characteristic as outlined by federal, state, or local laws. This policy applies to all employment practices within our organization.

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