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Christopher Z.

Christopher Z.

Control Systems Engineer

Control Systems Engineer experienced in hydraulic and pneumatic control for mobile and stationary machinery. From small single device projects to large multiple device networks. • Hydraulic control via PWM and current control • Pneumatic actuator control • CAN bus communications (2.0, J1939, CANopen) • TCP/IP communications • HMI development • Electrical schematics • All aspects of documentation

🇧🇷Ilhabela, Brazil$30/hr80% JSS5.00 (1)Since Dec 2025
GlobeUpwork

Earnings and projects

MRR
$91

Last 6 months ÷ 6

World#137,191 / 412k
🇧🇷Country#1,621 / 4,647
Revenue, last 30 days
$0

Last 6 months: $548

Total earnings
$2.4k

Billed in all: $2.4k

World#318,294 / 412k
🇧🇷Country#3,558 / 4,647
Per project
$796

$548 in the last 6 months

World#141,958 / 412k
🇧🇷Country#1,547 / 4,647
Projects, last 6 months
1
100% fixed0% hourly
World#128,092 / 412k
🇧🇷Country#1,427 / 4,647
Projects in all
3
67% fixed33% hourly
World#304,140 / 412k
🇧🇷Country#3,039 / 4,647

Earnings, last 30 days

$2.4kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$2,375$2,400$2,425$2,450Oct 8Oct 23Nov 7

Skill rankings: Top 23% in C

Ranked by MRR among everyone on Upwork with the skill.

  1. 2RS-2327 freelancers · 🇧🇷 #1Top 29%
  2. #4CODESYS13 freelancers · 🇧🇷 #1Top 31%
  3. #13Software Systems Engineering37 freelancers · 🇧🇷 #2Top 35%
  4. #17CAN Bus61 freelancers · 🇧🇷 #2Top 28%
  5. #110Software Documentation347 freelancers · 🇧🇷 #4Top 32%
  6. #110PLC Programming290 freelancers · 🇧🇷 #1Top 38%
  7. #176Electrical Drawing386 freelancers · 🇧🇷 #1Top 46%
  8. #192Electrical Design406 freelancers · 🇧🇷 #3Top 47%