HVAC Principal Design Engineer

Immediate Opening Longenecker & Associates (L&A) seeks a motivated HVAC Principal Design Engineer to contribute to our mission supporting our work in Greenville, South Carolina. L&A is a woman-owned small business and trusted partner enabling critical missions across the U.S. Department of Energy (DOE) complex for more than 30 years. We contribute to DOE’s nuclear security and environmental remediation enterprise by providing the highest‑caliber staff and experts. L&A is unconditionally committed to mission success and the well‑being of employees, the nation and the environment. Our team members are passionate about building a healthier environment for generations to come. We are a community that interfaces and effectively communicates with all levels of management and government. If you have a passion for excellence, seek opportunities to engage in mission‑critical work, and consistently exceed expectations, apply now to join our professional family.

POSITION DESCRIPTION

Provide the essential administrative processes, technical knowledge and leadership as described below. This position has oversight of a specific project area and acts as a representative of the engineering discipline ensuring technical accuracy in project execution in all phases. This is a lead position on assigned projects performing engineering assignments of advanced complexity. Under general supervision of the Discipline Lead Engineer, serve as a Supervising Lead providing guidance and supervision to other engineers and designers. Analyze and make independent recommendations regarding technical solutions to problems of advanced complexity in accordance with project requirements. Develop and review specifications and design criteria. Perform and check engineering analyses and calculations; specify materials, equipment, and systems; and solve technical problems of advanced complexity. Coordinate technical issues with other disciplines, project management, vendors, and clients. Execute work in compliance with Project Quality Plan and procedures. Execute work in accordance with the approved project scope, cost, and schedule baselines. Develop and review estimates, schedules and progress reports including effort‑hour estimating and staff forecasting. Establish, control, and report on material key quantities; provide analysis and forecasts. Provide technical support to activities associated with equipment and material procurement and subcontracting including scopes of work, technical bid evaluations, and review of vendor submittals. Provide technical support to activities associated with construction administration including response to construction requests‑for‑information and field changes. Other duties as assigned.

EDUCATION REQUIREMENTS

Bachelor of Science degree in Mechanical Engineering and minimum fifteen (15) years of work‑related experience.

MINIMUM QUALIFICATIONS

U.S. Citizenship required. Working knowledge of applicable federal (including Department of Energy orders), state, and local codes and standards. Ability to communicate effectively with audiences that include but are not limited to project management, coworkers, clients, vendors, and subcontractors. Job‑related technical knowledge necessary to complete the job. Advanced knowledge of discipline codes and standards. Ability to perform work in compliance with applicable local, state, and federal codes, statutes and guidelines. Attention to detail and ability to work in a time‑conscious and time‑effective manner. Intermediate computer and software skills to include proficiency in word processing, e‑mail, spreadsheet and electronic presentation programs. Significant experience providing Engineering, Procurement, and Construction (EPC) services on large industrial projects. Proficiency executing large EPC projects utilizing engineering analysis, 3D modeling and 2D Computer‑Aided Drafting and Design (CADD) automation tools in a multi‑discipline environment. Advanced engineering knowledge in the design of Heating, Ventilation and Air‑Conditioning (HVAC) systems. Development of HVAC load calculations, HVAC air flow diagrams and instrument diagrams, HVAC system sequence of operation narratives. Sizing and specification of air handling units and other equipment; HVAC main duct and distribution duct sizing and routing. Development of black utility (chiller, boiler, custom Air Handling Unit (AHU), air compressor and cooling tower) specifications based upon sizing data provided by Process. Development of HVAC specifications. Ability to work in a diverse work environment. Satisfactory results of a pre‑employment screening, which includes a background check and drug screening in accordance with Federal requirements. Ability to fulfill and promote L&A core values.

DESIRED QUALIFICATIONS

Previous experience on DOE sites and programs. Professional Engineer license. Experience with design of systems, structures and components for nuclear facilities under the requirements of American Society of Mechanical Engineers (ASME) NQA‑1. Advanced knowledge of commercial availability and cost of materials. Demonstrated experience managing and leading large projects. Proficiency with project set‑up, development of control‑level schedules, progress reporting and project close‑out. Practical field experience. EPC project experience for the following industries: U.S. Department of Energy or other U.S. Federal Government Agency Nuclear facilities under a nuclear quality assurance program Manufacturing, pharmaceutical or biotechnology

LOCATION

Greenville, South Carolina

PHYSICAL REQUIREMENTS AND WORKING CONDITIONS

Successful candidates will be able to perform the essential functions of the job with reasonable accommodation. This job posting reflects management’s assignment of essential functions and the descriptions listed do not restrict management’s right to assign or reassign duties and responsibilities to this job at any time.

PRE‑EMPLOYMENT SCREENING

Please note that marijuana remains a Schedule I controlled substance under Federal Law. Federal contractors must follow Federal drug‑free workplace rules, which prohibit marijuana use, even if medical or recreational use is permitted under State Law.

SALARY AND BENEFITS

As an L&A employee, you will be eligible for a competitive salary as well as a comprehensive benefits package including healthcare (medical and dental), 401K plan, and paid time off. We believe in investing in our employees beyond compensation and as an L&A employee, you will have access to in‑house training, career pathing, mentoring, award programs, tuition reimbursement and much more. L&A is an Equal Opportunity Employer and all qualified applicants will receive consideration for employment regardless of their race, color, religion, sex, sexual orientation, gender identity, national origin, age, or status as a qualified individual with a disability or protected veteran. #J-18808-Ljbffr Page Mechanical Group, Inc.