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Senior Optical Test Transmission Engineer

Job in Newington, Rockingham County, New Hampshire, USA
Listing for: SubCom
Full Time position
Listed on 2025-12-13
Job specializations:
  • Engineering
    Electrical Engineering, Systems Engineer, Electronics Engineer, Test Engineer
Job Description & How to Apply Below
Location: Newington

Senior Optical Test Transmission Engineer

Join Sub Com to apply for the Senior Optical Test Transmission Engineer role. Sub Com has deployed over 50% of the world’s high‑tech subsea fiber optic cables. This position is critical to the design, manufacturing, deployment, and maintenance of undersea optical communication systems.

Position Overview

As an Optical Transmission System Test Engineer you will define, plan, and execute test programs to support the development and delivery of undersea optical transmission systems. You will develop and execute qualification test plans to validate hardware, software, and firmware product features based on product requirements. You will manage laboratory equipment, facilitate testing and troubleshooting, and document test results. You will collaborate with R&D, Test & Commissioning, Manufacturing, Project Management, Sales, NOC, and Field Support organizations.

Responsibilities
  • Apply knowledge of optical transmission testing including OTN OTU1‑4, SDH STM1‑64, PDH E1‑E5, Ethernet 100

    BASE‑100

    Gbps, optical gain and loss, OSNR, BER, PMD, PDL, dispersion, nonlinear processes eye diagrams, and related measurements.
  • Generate and execute test plans in partnership with systems, software, and hardware engineers.
  • Plan and execute compliance tests with data and telecom standards.
  • Plan and execute DWDM transmission tests.
  • Configure and maintain laboratory test systems.
  • Plan and execute customer demonstrations.
  • Demonstrate strong laboratory, analytic, and communication skills; work independently or lead a team.
  • Proficient in Linux; experience with test automation software is preferred.
Qualifications
  • MS in Electrical Engineering, Optics, or Physics, or BS with relevant fiber optics and/or coherent optical communication experience.
  • Strong communication and presentation skills.
  • 12+ years of relevant industry experience.

NOTE:

This job description provides a general overview and is not all‑inclusive. Employees may perform other related duties as negotiated to meet the ongoing needs of the organization.

Applicants must be legally authorized to work in the United States. Visa sponsorship is not available for this position. An employment eligibility verification will be required at the time of hire. Our selection procedure is based on local, state and federal law.

BENEFITS

Sub Com offers a comprehensive benefits package, including competitive salary, medical, dental, vision, life and disability insurance, FSA, HSA, generous vacation, paid sick leave, paid parental leave, paid holidays, tuition reimbursement, adoption assistance, and a 401(k) plan with company match. Some positions may be eligible for shift differential.

Affirmative Action / Equal Employment Opportunity

Sub Com is committed to providing a work environment that prohibits discrimination on the basis of age, color, disability, ethnicity, marital status, national origin, race, religion, gender, gender identity, sexual orientation, protected veteran status, and other characteristics protected by applicable law or regulation.

Sub Com’s Core Values

Quality – Accountability – Teamwork – Innovation

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Position Requirements
10+ Years work experience
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