Mark K.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.

Optical Engineer | Illumimination

Providing support for all types of illumination optics from design through manufacturing. 30+ years experience. Commercial and Industrial Lighting | Automotive Lighting | Horticulture | UV Disinfection

🇺🇸Beachwood, United States$85/hr100% JSS5.00 (1)Since Apr 2023

Earnings and projects

MRR (estimate)

≈ $0≈$0

An estimate from an earlier read

#301,547 / 412,022 / 412k

🇺🇸#46,830 / 62,087 / 62.1k

Revenue, last 30 days

$0$0

Total earnings

$2,898$2.9k

Billed in all: $3,033$3k

#301,547 / 412,022 / 412k

🇺🇸#46,830 / 62,087 / 62.1k

Per project

$1,449$1.4k

Projects, last 6 months

#209,850 / 412,022 / 412k

🇺🇸#27,405 / 62,087 / 62.1k

Projects in all

Across 3 contracts

67% fixed33% hourly

#328,886 / 412,022 / 412k

🇺🇸#47,959 / 62,087 / 62.1k

$3kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch

No data since Nov 5, 2026.

Skills

Research & Development Optics Optical Engineering Lighting Product Simulation Software Sensitivity Analysis Manufacturing SolidWorks Product Development Visual Basic for Applications Industrial & Product Design Consultation Mathematics Equations Excel Macros Excel Formula

Mark K.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.

Earnings and projects

Earnings, last 30 days

Skills