N.J. Stat. § 45:8-43
The clerk of such department, institution, commission, board or body of the State Government or of any political subdivision thereof shall file with the secretary-director of the State Board of Professional Engineers and Land Surveyors the name of any engineer designated, appointed or employed, within 30 days after appointment. Where professional engineers or land surveyors are employed, subject to the provisions of the civil service law, the appointment of any such person shall be understood to mean and include appointment after such person has been certified as having satisfactorily passed a civil service examination. No person, firm, association or corporation engaged in engineering or land surveying, shall employ an engineer or land surveyor, in responsible charge of any work, within the meaning and intent of this act, other than a duly qualified professional engineer or land surveyor, who has been licensed pursuant to the provisions of this chapter, prior to such employment by the person, firm, association or corporation so engaged in engineering or land surveying; provided, however, that nothing in this chapter shall apply to any public utility as defined in chapter 2 of Title 48 of the Revised Statutes, or any employee thereof or to any improvement or proposed improvement made by any such public utility or by any employee of or any contractor or agent for said public utility.
Nothing in this chapter shall apply to a corporation or any of its affiliated companies any of which are in the field of telecommunications or any employee thereof where either said corporation or any of its affiliated companies is subject to the jurisdiction of the State Board of Public Utilities or the Federal Communications Commission.
Nothing in this chapter shall apply to a corporation in the field of telecommunications, or to its affiliates, or any employees thereof in which the primary business is research and technical development manufacturing or product design.
N.J.S. § 45:8-43