Senior Instrumentation & Control Systems Engineer

Hazen and Sawyer•Jacksonville, FL

1d•Hybrid

About The Position

Hazen and Sawyer is seeking a Senior Instrumentation & Control (I&C) Systems Engineer to join its Southeast team at an office in Tampa, Orlando, Boca Raton, Hollywood, Jacksonville, or Coral Gables, Florida. The position leads project-level I&C systems engineering services and mentors or supervises junior staff. It offers the opportunity to lead water and wastewater projects from planning and design through construction, startup, and commissioning, working directly with clients and multidisciplinary project teams. The engineer leads studies and assessments; prepares technical memoranda, reports, and design documents; develops I&C drawings and technical specifications; coordinates designs across engineering disciplines; and reviews technical deliverables for quality and constructability. The role also supports construction-phase services, field inspections, testing, startup, and commissioning. Additional responsibilities include cost estimating, client and partner relationship development, business development support, proposal preparation, and technical mentorship. Hazen and Sawyer is an employee-owned company founded in 1951, focused on water-related environmental infrastructure, including water, wastewater, and stormwater management. The company describes its work environment as low on bureaucracy and high in creativity and offers a flexible hybrid work schedule. The starting pay range depends on skills, experience, education, and geographical location; no specific range is provided.

Requirements

Bachelor’s or master’s 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, the 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 effective coordination 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; must be licensed in Florida.

Nice To Haves

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 configuring and programming PLC, HMI, and SCADA systems and using 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.

Responsibilities

Lead engineering studies and assessments and prepare technical memoranda, reports, Basis of Design documents, Preliminary Engineering Reports, alternatives evaluations, and other technical deliverables.
Lead development of complete, biddable, cyber-informed, and technically accurate I&C drawings, including P&IDs, 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 I&C systems, system integration, SCADA, networking, and related work; contribute to maintaining master specifications and standard details.
Participate in site visits, field investigations, client workshops, and project meetings.
Coordinate I&C designs with process/mechanical, electrical, structural, architectural, HVAC, plumbing, and site civil disciplines.
Conduct quality control reviews of calculations, drawings, specifications, and other technical deliverables for accuracy, constructability, consistency, and interdisciplinary coordination.
Support engineering services during construction by 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 observing and inspecting I&C installations, witnessing equipment and system testing, and evaluating contractor and system integrator work for conformance with contract documents.
Support startup, testing, and commissioning 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 with the cost estimating group.
Build and maintain relationships with clients, teaming partners, contractors, and system integrators; support business development; and develop project scopes, fee estimates, and proposals.
Provide technical leadership and mentorship to junior engineers and designers, including oversight and review of work, design guidance, and staff development support.

Benefits

Comprehensive health benefits, including medical, dental, vision, and prescription plans.
Pre-tax flexible spending plans for medical, dependent care, and transportation.
Short- and long-term disability insurance.
Employer-paid life insurance.
Paid holidays, floating holidays, and paid time off (PTO).
Employer-contributed 401(k) plan and additional financial planning support.
Tuition reimbursement, in-house training, and incentives for professional registration and professional organization memberships.
Performance bonus.
Paid parental leave after one year of service.
Employee assistance and wellness programs.