Senior Engineering Technician

SUBCOM LLC•Newington, NH

47d•Onsite

About The Position

The Senior Engineering Technician is a highly experienced hands-on contributor within the R&D organization, supporting the development, characterization, and validation of advanced lightwave telecommunication technologies. This role requires significant expertise in electronics and electro optics, the ability to work independently on complex systems, and the judgment to support early-stage research through advanced prototyping and debugging. The Senior Engineering Technician may also serve as a technical resource and mentor for junior technicians and engineers. Connecting Continents. Impacting Communities. The backbone of the Internet is a series of high-tech subsea fiber optic cables deployed throughout the globe - SubCom has deployed over 50% of them. Our employees ensure data communications networks are engineered, manufactured, deployed to the highest standards, enabling faster and more reliable connectivity to communities worldwide. Every member of the SubCom team plays a role in an end-to-end process that is critical to enterprises, governments, big cities, and rural towns. We encourage, expect, and value creativity, thoughtful risk taking, openness to change, and diverse perspectives. Whether you’re a seasoned applicant seeking a new and exciting challenge, or you’re new to the workforce and looking for a flexible, rewarding, and fast-paced position with an innovative and stable organization (since 1953), SubCom has opportunities to advance your career.

Requirements

Associates degree or technical diploma in Electronics Engineering Technology, Photonics, Optics, or a related field
5+ years of hands-on experience in an R&D or advanced engineering lab environment.
Experience supporting early-stage research, proof-of-concept builds, or new product introduction (NPI) preferred.
Strong background in analog and digital electronics
Fundamental understanding of optics, circuit board lead and lead-free (RoHS) soldering, electro-mechanical fabrication, electro-optical instruments, and supporting metrology (calibration).
Proven ability to independently set up, execute, and interpret complex experiments
Ability to find creative solutions to technical problems when traditional resources are not immediately available
Advanced troubleshooting and diagnostic skills across electrical, optical, and system levels.
Proficiency with a wide range of lab instrumentation, including oscilloscopes, optical spectrum analyzers, network analyzers, BER testers, tunable lasers, and power meters.
Familiarity with lasers, optical fiber splicing, optical fiber routing, optical connectors, and associated safety requirements
Ability to read, interpret, and contribute to electrical and optical schematics, block diagrams, and technical documentation
Ability to understand as well as create well-written test plans, reports and other testing requirements documents
Proficiency with Microsoft Office tools – word, excel, visio, power point.
Experience working with electrical wiring and printed circuit boards.
Experience with general lab tools - drill, hand tools, soldering/desoldering equipment.
Experience working with high DC voltages (up to 30 kV).
Strong written and verbal communication skills
Demonstrated technical leadership and ownership of lab activities.
Comfortable working with minimal direction in ambiguous or early-stage R&D efforts.
Dedicated, detail-oriented, methodical, and quality-focused.
Collaborative mindset with the confidence to challenge assumptions and suggest improvements.
Passion for hands-on engineering and continuous learning.

Nice To Haves

Experience with test automation or data analysis tools (Python, MATLAB, LabVIEW) preferred
Experience with troubleshooting photonic, analog, and digital electronics
Experience with high-speed circuits
Experience with electro optical components and light-wave telecom systems.
Experience with environmental, reliability, or qualification standards and testing.
Experience with fiber splicing, fiber handling

Responsibilities

Independently design, builds, modifies, calibrates, maintains electronic and electro optical test sets and instruments for R&D programs.
Works with colleagues, venders, and purchasing staff to procure instruments, adapters, fixtures, optical and electrical equipment/components
Supports development and characterization of lightwave telecom subsystems and modules, including lasers, modulators, photonic integrated circuits (PICs), photodetectors, amplifiers, and high-speed optical transceivers.
Performs advanced optical, electrical, and electro optical measurements, such as: Optical power, gain spectrum, wavelength stability, and polarization BER, eye diagrams, jitter, and signal integrity analysis RF and high-speed electrical characterization High voltage measurements - leakage current, partial discharge Operate high voltage powering equipment
Lead troubleshooting and root-cause analysis efforts for understanding prototype device failures and anomalous test results.
Collaborate closely with R&D engineers to refine designs, test methodologies, and experimental approaches.
Provide hands-on support for board bring-up, system integration, and early product validation.
Develop, document, and improve test procedures, fixtures, and best practices.
Mentor and provide technical guidance to junior technicians.
Maintain laboratory infrastructure, including equipment readiness, calibration tracking, ESD controls, and safety compliance.
Identify opportunities to improve lab efficiency, data quality, and test repeatability.
Contribute practical insights to design reviews based on hands-on lab experience.