Senior Mechanical Engineer

Join Harris Group as a Senior Mechanical Engineer in our Golden, CO office. Harris Group thrives on delivering expert engineering across a wide range of project types, combining collaboration, creativity, and a focus on people, clients, and communities.

• Variety of project types:
  Life Science, Industrial Manufacturing, Biofuels, Chemical Plants, Institutional, and Commercial Facilities
• Work on multi-disciplinary teams, collaborating with engineers and architects from all disciplines
• Ownership in Harris Group with line of sight to individual and company successes
• Career growth with opportunities to lead teams
• Training & Education Assistance to support your career goals
• Hybrid work flexibility
• A passionate team and collaborative environment focused on excellence in delivery

This Senior Mechanical Engineer will work primarily on projects within industrial manufacturing, life sciences (biopharmaceutical), pulp and paper, and fuel terminal piping and tanks. Additional projects may include process industries, air and sea ports, energy, commercial development, and other business sectors.

• Entrepreneurial and self‑motivated, passionate about the mechanical discipline
• Communicative with team members and clients
• Committed to the values of Harris Group and interested in employee ownership through our ESOP program
• Think like an owner, seek shared success, do the right thing, embrace hard work, pursue continuous improvement, and design sustainably

• Serve as a technical resource on complex designs and advanced engineering theories, concepts, principles, and processes.
• Perform mechanical design, coordinate with other disciplines on specific projects.
• Prepare design calculations and documentation that support the project design basis.
• Prepare mechanical drawings and specifications, using designers or drafters.
• Coordinate design with vendor‑supplied equipment and prepare equipment layouts and general arrangements.
• Prepare construction bid packages and construction specifications.
• Assist in preparing and presenting proposals, including scope of services and fee estimate.
• Support business development activities and proposal input.

Bachelor’s degree in Mechanical Engineering and a minimum of 7 years of relevant experience.

• Registration as a Professional Engineer (PE) is required.
• Working knowledge of facility/building mechanical systems, including HVAC and plumbing.
• Familiarity with process system design and equipment such as pumps, fans, heat exchangers, cooling towers, boilers, chillers, conveyors, and air handlers.
• Ability to identify, interpret, and apply relevant codes and standards to engineering designs.
• Ability to develop and maintain relationships with prospective clients, vendors, and constructors.
• Proficient with MS Office suite.
• Experience with AutoCAD, CADWorx, or Revit is a plus.
• Knowledge of Caesar (preferred) or Autopipe pipe‑stress software is desired.
• Knowledge of PIPE‑FLO preferred.
• Ability and willingness to travel to an off‑site location and/or accept client‑site assignments when required.

• Salary Range: $120,000‑$150,000/year, depending on location, education, experience, and certifications directly related to the position.
• Benefits include health, dental, and vision insurance, life insurance, 401(k) retirement savings plan with company matching, PTO & paid holidays.
• Harris Group is an employee‑owned company; the ESOP provides a wealth‑building opportunity for employees.

Harris Group provides a competitive compensation and benefits package and is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, national origin, ethnicity, religion, age, sex, sexual orientation, gender identity, disability, protected veteran status, or any other characteristic protected by federal, state, or local laws. We will provide reasonable accommodation for individuals with disabilities to participate in the job application or interview process, perform essential job functions, and receive other benefits and privileges of employment.

Please contact us to request accommodation.

Harris Group, Inc. is a 100% drug‑free workplace. For the safety of our employees, customers, and our customers’ facilities, we conduct pre‑employment drug tests and may require random testing to meet specific client needs. Marijuana, even when prescribed or allowed under state law, remains illegal under federal law and is against Harris Group’s policy.

We look forward to receiving your resume!