Engineer Jobs in Niwot, CO

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1mo ago

Lead Opto‑Electronics Engineer

Particle Measuring Systems Niwot, CO

Niwot, CO

1mo ago Closed

$140k - $175k/yr Full time Electrical Engineering Electrical Design Engineering

This position is no longer accepting applications (closed Jul 17, 2026).

Job Description

Benefits and culture

Particle Measuring Systems offers a hybrid in-office and remote work setup in Niwot, Colorado, with opportunities to mentor teams and influence the direction of advanced photonics R&D. The environment emphasizes collaboration across disciplines, rigorous engineering, and delivering reliable, high-sensitivity detection solutions.

Health coverage: medical, dental, vision, FSA, onsite clinic (CO employees), life insurance
401(k) retirement plan with company match
Vacation, holiday, and leave policies
Tuition reimbursement
Employee recognition programs
Employee assistance programs

Location: Niwot, CO (hybrid). Reports to the Research Director. The role centers on setting technical direction and leading the development of high-sensitivity detection systems while mentoring engineering and research staff.

Responsibilities

Architect and implement ultra‑low‑noise analog front‑end electronics to maximize signal‑to‑noise ratio in optical detection systems
Define detector requirements and specifications for photodiodes, APDs, SPADs, SiPMs, and arrays in collaboration with vendors
Lead the development and evaluation of optical imaging and light collection systems for weak‑signal environments
Analyze detector physics, noise sources, and system‑level performance limitations
Research and evaluate emerging photonics and detector technologies to guide R&D directions
Provide technical leadership, mentorship, and knowledge transfer to engineering and research staff
Collaborate with cross‑functional teams to support advanced instrumentation development programs
Continuously evaluate processes for improvements in efficiency, quality, and performance
This role is not all‑inclusive; responsibilities may evolve to meet organizational needs

Requirements

MS in Electrical Engineering, Physics, Photonics, Optical Engineering, or related field
Very low level light detection systems experience
Low noise amplifier design and circuit architecture
Precision PCB layout for sensitive analog systems
Optical detection and imaging systems expertise
Fifteen (15) years of relevant experience
Deep understanding of photonic detector devices and associated electronics
Strong analytical, experimental, and problem‑solving skills
Ability to independently evaluate and guide advanced photonics technology directions
Strong communication, collaboration, and mentoring capability

Technologies

photodiodes
APDs
SPADs
SiPMs
photon counting
TCSPC

Compensation and benefits

Salary range: $140,000 - $175,000 per year, depending on experience. The company bases pay on market data across local, national, and industry benchmarks. Offers typically fall within the minimum to mid-range of the stated band, with flexibility to recognize experience, skills, and education. The approach supports internal equity and external competitiveness while allowing growth opportunities.

Work environment and physical requirements

This is an in-office position 80-100% of the time. The remainder may be performed from home. Schedule details will be set in consultation with the Manager.
Primary work is in an office, lab, or manufacturing environment. Must be able to sit, stand, and use a computer for extended periods.
Occasional lifting of up to 20 lbs may be required
Occasional work in laboratory environments with exposure to X-rays, radiation, and biological materials. All work follows established safety protocols and regulatory guidelines
Reasonable accommodation may be made to enable individuals with disabilities to perform essential functions

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