Senior CAD Designer

LJB, Inc. • $74K — $104K *
South Portland, ME 04106In-Person
Real Estate & Construction
5 - 7 years of experience
Today
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Job Overview by Ladders

Qualifications

  • Advanced proficiency in AutoCAD Civil 3D including surfaces, alignments, and productions tools
  • Over 5 years of experience in CAD production within an office environment
  • Expertise in Microsoft Excel for data manipulation and project coordination
  • Strong technical judgment for complex land development projects
  • Excellent communication skills for effective team collaboration

Responsibilities

  • Lead the development and quality review of various CAD deliverables
  • Perform cut-fill and mass balancing analysis for informed decision-making
  • Maintain data integrity in CAD files through meticulous database management
  • Standardize and manage field code libraries for consistent output
  • Conduct thorough quality control reviews of all CAD work before release
  • Collaborate with engineers and surveyors to resolve production queries
  • Provide mentorship and technical guidance to junior team members

Benefits

  • Includes a comprehensive benefits package beneficial for long-term career growth
  • Access to a continuous development program for skills enhancement
  • Opportunities for cross-office collaboration and professional networking
Full Job Description
Description

We are seeking candidates to fill the position of Senior CAD Designer to join our team in South Portland, Maine.

The Senior CAD Designer is responsible for preparing and drafting accurate, high-quality CAD deliverables and providing advanced production support on complex land development projects. This is an office-based position requiring a strong technical judgment, deep proficiency in Civil 3D drafting and data processing, and the ability to coordinate CAD workflows, troubleshoot production issues, and support consistency across project teams. This position may include drafting efforts to support other practices and groups within LJB.

Hourly Pay Range: $36 - $50 /hr based upon experience, certifications, and regional market standards.

Benefits: View our 2026 Benefits Summary

SENIOR CAD DESIGNER ESSENTIAL FUNCTIONS:

CAD Drafting & Deliverables:
  • Lead the development, refinement, and quality review of site, grading, drainage, utility, plan/profile, and detail sheets using Civil 3D, ensuring deliverables are accurate, coordinated, and aligned with project requirements.
  • Perform cut-fill and mass balancing analysis utilizing AutoCAD Earthworks and use results to support project team decision-making.
  • Maintain survey point databases, surfaces, data shortcuts, profiles, and cross-sections within Civil 3D, ensuring data integrity and consistency across project files.
  • Develop, utilize, and manage a standardized field code library, ensuring consistent layering, symbology, and linework to support consistent CAD production across all projects.
  • Perform quality control reviews of CAD deliverables prior to release, identifying errors, resolving production issues, and confirming deliverables meet applicable project, client, and company standards.
  • Occasionally Support the survey department by drafting, refining, and reviewing topographic maps, ALTA surveys, construction staking plans, boundary plats, and as-built drawings using Civil 3D.


Communication & Coordination:
  • Coordinate closely with licensed engineers, project surveyors, design/production staff, and public agencies to resolve production questions, align deliverables with applicable standards, and support timely project completion.
  • Provide technical guidance to less experienced CAD and engineering staff, sharing best practices, reviewing work for accuracy, and supporting consistent application of CAD standards and production workflows.
  • Maintain organized project records, metadata, and archive structures.
  • Lead or actively participate in cross-office coordination meetings to align data formats, templates, CAD standards, and production workflows.


CAD DESIGNER ESSENTIAL CREDENTIALS:

Required Qualifications:
  • Advanced AutoCAD Civil 3D experience required, including demonstrated proficiency with surfaces, alignments, profiles, corridors, data shortcuts, plan production tools, and CAD standards.
  • 5+ years of progressive office-based CAD production, Civil 3D drafting, and data processing.
  • Microsoft Excel - advanced data manipulation, file conversion, quantity support, and coordination of project data used in CAD production.


Core Skills:
  • Desire to innovate and solve difficult problems from inception to final deliverable.
  • Ability to react quickly and calmly to high-pressure situations.
  • Ability to work independently and in team settings.
  • Excellent written and verbal communication skills.


Keywords: Senior CAD Designer, Drafter, Civil Engineering, Land Development, Maine

About LJB, Inc.

LJB, Inc. Careers

Joining LJB, Inc. presents an unparalleled opportunity to become part of a leading team of professionals dedicated to pioneering innovations in their industry. LJB, Inc. stands out as a beacon of diversity, leadership, and professional growth, making it an ideal place for ambitious individuals aiming to shape their future.

Explore Job Opportunities

LJB, Inc. offers a variety of job opportunities that cater to a range of skills and interests. Each position at LJB, Inc. is designed to challenge team members while providing them with the tools to succeed. Prospective candidates can expect to find themselves at the forefront of industry developments, working alongside a diverse group of professionals.

Internship Programs

LJB, Inc. believes in nurturing talent from the ground up, which is why their internship programs are crafted to offer real-world experience and career development in a supportive environment. Internships at LJB, Inc. are perfect for individuals looking to jumpstart their careers and gain valuable industry insights.

Benefits and Culture

The culture at LJB, Inc. is built on a foundation of inclusivity and innovation. Employees enjoy a range of benefits designed to support their professional and personal growth. LJB, Inc. is committed to fostering a workplace where every team member feels valued and motivated.

Professional Growth and Development

Career advancement is a cornerstone of employment at LJB, Inc. With comprehensive training programs and leadership development opportunities, employees are equipped to take on leadership roles, driving innovation and steering the company towards continued success.

Networking and Career Advancement

LJB, Inc. encourages its team to engage in networking opportunities that can lead to significant career advancement. By connecting with industry leaders and participating in professional groups, employees at LJB, Inc. can build valuable relationships that enhance their career trajectories.

Hiring Process

The hiring process at LJB, Inc. is designed to be transparent and engaging. Candidates are encouraged to showcase their skills and experience through a detailed resume and a proactive interview approach. LJB, Inc. values diversity in its hiring practices, aiming to build a team that reflects a wide array of perspectives and skills.

Join the Team

LJB, Inc. is actively searching for passionate, creative, and solution-driven team players. Explore open positions that match your skills and interests on the LJB, Inc. careers page. Discover the exciting and rewarding career opportunities that await at LJB, Inc.

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Personalize your subscription to receive job alerts and stay informed about the latest opportunities and developments within LJB, Inc. See what exciting and rewarding opportunities await in your professional journey. By joining LJB, Inc., individuals are stepping into a world of professional development and innovation, where they can significantly impact their careers and the industry.
Learn more about LJB, Inc.
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