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Senior Instrumentation & Control Systems Engineer

Hazen And Sawyer


Job Location:

Boca Raton, FL - USA

Monthly Salary: Not provided by the employer
Posted: 20 October 2026 (2 days ago)
Application Deadline: 19 January 2027
Vacancies: 1 Vacancy

Job Summary

Work Setting: Hybrid

Hazen and Sawyer is seeking an ambitious Senior Instrumentation & Control (I&C) Systems Engineer to join our Southeast team in one of our office locations in Florida: Tampa Orlando Boca Raton Hollywood Jacksonville or Coral Gables.

The candidate will lead project-level I&C systems engineering services and mentor / supervise junior staff. This position offers the opportunity to lead challenging water and wastewater projects from planning and design through construction startup and commissioning while working directly with clients and multidisciplinary project teams.

Why Hazen and Sawyer:

  • Lead engineering studies and assessments prepare associated technical memoranda and reports including Basis of Design documents Preliminary Engineering Reports alternatives evaluations and other technical deliverables.
  • Founded in 1951 by the son of Allen Hazen (developer of the Hazen-Williams equation) we are an employee-owned company with a singular focus on all things water.
  • Our work includes planning design and oversight of construction of environmental infrastructure for water wastewater and stormwater management.
  • We foster a work environment low on bureaucracy and high in creativity.
  • We recruit talented professionals provide them with challenging interesting and creative assignments and furnish them with the tools they need to succeed.
  • We currently have over 2500 employees in 100 offices throughout the United States Latin America Canada and the UK.
  • A flexible hybrid work schedule supports todays busy professionals.

Key Responsibilities:

  • Lead engineering studies and assessments prepare associated technical memoranda and reports including Basis of Design documents Preliminary Engineering Reports alternatives evaluations and other technical deliverables.
  • Lead the development of complete biddable cyber-informed and technically accurate instrumentation and control (I&C) drawings including process and instrumentation diagrams process flow diagrams control system and network architecture diagrams control panel layouts and wiring diagrams installation details and related drawings.
  • Develop and edit technical specifications for instrumentation and control systems system integration SCADA networking and related work and contribute to the development and maintenance of Hazens master specifications and standard details.
  • Participate in site visits field investigations client workshops and project meetings.
  • Coordinate I&C designs across engineering disciplines including process/mechanical electrical structural architectural HVAC plumbing and site civil to provide complete and coordinated design documents.
  • Perform quality control reviews of calculations drawings specifications and other technical deliverables prepared by others with an emphasis on technical accuracy constructability consistency and interdisciplinary coordination.
  • Assist with engineering services during construction including reviewing submittals and shop drawings responding to Requests for Information evaluating field conditions and preparing field directives and design clarifications.
  • Perform construction-phase field services including inspection and observation of I&C installations witnessing equipment and system testing and evaluating work performed by contractors and system integrators for conformance with the contract documents.
  • Support startup testing and commissioning activities including functional testing of instrumentation control systems PLCs SCADA systems communications networks and integrated process equipment.
  • Develop and review cost estimates for I&C control system integration SCADA communication networks and related project work in conjunction with Hazens cost estimating group.
  • Establish and maintain relationships with clients teaming partners contractors and system integrators; support business development activities; and develop project scopes fee estimates and proposals.
  • Provide technical leadership and mentorship to junior engineers and designers including oversight and review of technical work guidance on design approaches and support staff development.

Required Qualifications:

  • Bachelors or Masters degree in engineering from an accredited engineering program.
  • 10-15 years of progressively responsible engineering experience including relevant I&C controls electrical or industrial process experience.
  • Experience with instrumentation and control systems used in water/wastewater treatment or similar industrial process facilities.
  • Working knowledge of NFPA 70 National Electrical Code (NEC) and other applicable codes standards and industry practices related to instrumentation controls electrical systems and industrial facilities.
  • Experience with or demonstrated familiarity with electrical design and the interface between electrical and I&C systems.
  • Strong written verbal and interpersonal communication skills including the ability to coordinate effectively with clients multidisciplinary design teams contractors vendors and system integrators.
  • Ability to lead technical work manage competing priorities and deliver multiple projects or assignments concurrently.
  • Experience with industrial communications and control system networks including common industrial Ethernet and fieldbus architectures.
  • Professional Engineer (PE) license. Candidate must be licensed in Florida.

Preferred Qualifications:

  • 10 years of relevant experience.
  • Experience with municipal water and wastewater treatment plant instrumentation controls and SCADA systems.
  • Experience using Bluebeam AutoCAD and/or AutoCAD Plant 3D.
  • Experience with PLC HMI and SCADA system configuration and programming and use of the software to do so.
  • Working knowledge of Industrial Control System / Operation Technology (ICS/OT) cybersecurity principles and applicable standards and guidance.
  • Experience leading multidisciplinary project teams managing project workload and supervising or mentoring technical staff.
  • Experience developing project scopes fee estimates proposals and client-facing technical presentations.

What We Offer:

  • Comprehensive health benefits (medical dental vision and prescription plans)
  • Pre-tax flexible spending plans for medical dependent care and transportation
  • Short and long-term disability and employer paid life insurance
  • Paid holidays floating holidays and paid time off (PTO)
  • Employer-contributed 401(k) plan and additional financial planning support
  • Professional growth opportunities including tuition reimbursement in-house training and incentives for professional registration and professional organization memberships
  • Starting pay range for this position depends on skills experience education and geographical location



Required Experience:

Senior IC


About Company

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Hazen helps clients address water supply and water quality challenges with solutions tailored to deliver lasting benefits to the communities they serve.

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