Demo

Mid-Level Programmer

Carollo Engineers
Littleton, CO Full Time
POSTED ON 5/29/2026
AVAILABLE BEFORE 7/21/2026
Overview

Carollo Engineers is a leading engineering firm dedicated exclusively to water. For over 90 years, we've specialized in the planning, design, and construction of water, wastewater, stormwater, and reuse facilities, bringing innovative and sustainable solutions to the water sector's most complex challenges.

We work with water agencies, municipalities, utilities, research organizations, and private companies across various industries, including technology, manufacturing, and beyond. These clients choose Carollo because we employ some of the most knowledgeable and experienced professionals in the world. When you join our team, you'll work alongside industry leaders who are advancing the science of water, protecting public health, and building resilient communities.

Carollo's vision is to be the best water consulting firm and the best place for you to build your career. If you're passionate about making a difference in this critical field, we invite you to explore a career with Carollo.

Responsibilities

  • Performs routine PLC and HMI/SCADA programming assignments
  • Works according to clear- cut and complete specifications
  • Maintains and modifies routine programs, tests and documents modifications and writes operator instructions
  • Reviews objectives and assignment details with higher level staff to insure thorough understanding
  • Uses judgment in selecting among authorized procedures and seeks assistance when guidelines are inadequate, significant deviations are proposed or when unanticipated problems arise

Qualifications

  • Minimum of 6 years of demonstrated ability and experience at the programmer level developing PLC code and HMI/SCADA configuration for small, medium and large size SCADA/Telemetry projects
  • Associate’s Degree in Computer Science or Electrical Engineering
  • Certified completion of advanced level PLC and SCADA software training
  • 3 years of experience in the water and wastewater SCADA industry

Preferred Qualifications

  • Advanced training in communication protocols like Modbus Serial, Modbus TCP, A/B Ethernet IP, Siemens/Profibus
  • Programming experience with Rockwell, Modicon, GE, Siemens PLC’s
  • Programming experience with Rockwell Factory Talk, Citect, Wonderware, VT SCADA, iFix

Compensation Range

$130,000 to $165,000 annually. This is the lowest to highest salary we in good faith believe we would pay for this role at the time of this posting. We may ultimately pay more or less than the posted range, and the range may be modified in the future. An employee’s pay within the salary range will be based on several factors including, but limited to, relevant education, qualifications, certifications, experience, skills, seniority, geographic location, performance, and business or organizational needs.

Other Compensation And Benefits

Carollo is committed to providing employees with a competitive, comprehensive benefits program that provides the support employees and their families need to lead healthy, productive lives. Carollo’s benefits package includes paid time off and holidays, comprehensive health insurance coverage, pre-tax savings account options for healthcare, dependent care and commuter expenses, disability insurance and life insurance options for you and your dependents. We also offer free Caregiver Support, Travel Assistance, counseling services, discount programs, and a Lifestyle Reimbursement Account. Other compensation that may be available includes: 401(k) company contribution matching, tuition reimbursement, discretionary bonuses, career advancement bonuses, professional registration bonuses, employee referral bonuses, and compensatory time for exempt employees. Flexible work arrangements may also be available. Eligibility for benefits varies based on employment status.

Salary : $130,000 - $165,000

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