Sr. Engineer - Instrumentation and Control

Flint Hills Resources; Navi Mumbai; On-site; INR 1,800,000 - 3,200,000; Full time

Job summary

John Zink, a Koch Engineered Solutions business, is seeking a Senior Instrumentation & Controls Engineer to join our India team in Navi Mumbai. You will drive I&C engineering across packaged-equipment projects, from instrument selection to vendor inspection and FAT, coordinating with global teams to meet customer requirements and standards.

The role emphasizes hands-on design reviews, control narratives, PLC/DCS logic, and close collaboration with suppliers to deliver safe, reliable, and

Qualifications

• Bachelor’s or master’s degree in Instrumentation Engineering.
• Minimum 5 years of instrumentation and controls engineering experience.
• Experience delivering I&C engineering deliverables for industrial or packaged-equipment projects.
• Working knowledge of instrumentation/control codes, standards, and practices.
• Experience with PLC/DCS-based control systems and instrumentation.

Responsibilities

• Develop and review I&C deliverables including instrument datasheets, P&IDs, I/O lists, wiring diagrams, and control cabinet layouts.
• Develop control narratives, C&E tables, BMS logic, PLC/DCS logic, and related documentation for packaged-equipment projects.
• Prepare material requisitions, evaluate vendor offers, and finalize technical requirements for junction boxes, local control panels, CEMS, BMS/BCS PLCs, MCCs, and other instrumentation equipment.
• Lead technical design reviews and coordinate with multidisciplinary teams, suppliers, and global offices; manage I&C interfaces across projects.
• Finalize PLC/control system requirements and collaborate with suppliers to finalize control logic and system functionality.
• Review I&C documentation for vendor packages and participate in HAZOP, SIL studies, FATs, and inspections at vendor locations.
• Perform self-checks, peer reviews, and design reviews to ensure deliverables are accurate, maintainable, and compliant.

Skills

Instrumentation Engineering

PLC/DCS

Industrial automation

HAZOP

SIL studies

Education

Bachelor’s/Master’s in Instrumentation Engineering

Tools

P&IDs

Vendor evaluation

Job description

Sr. Engineer - Instrumentation and Control

John Zink is looking for an Instrumentation & Controls Engineer to join our global engineering team in India and support combustion and emission-control projects worldwide.

In this role, you will be responsible for instrumentation and controls engineering across complete packaged-equipment projects, from detailed engineering and instrument/control system selection through vendor evaluation, technical coordination, FAT, and vendor inspections. You will work with multidisciplinary and international teams to develop practical, high-quality engineering solutions aligned with customer requirements, applicable standards, and project needs.

Our Team

You will be part of the John Zink engineering team supporting global combustion and emission-control solutions. Our team collaborates across engineering disciplines, global offices, suppliers, and customers to solve complex technical challenges, continuously improve our capabilities, and create long-term value.

What You Will Do

• Develop and review I&C engineering deliverables including instrument and control valve datasheets, P&IDs, I/O lists, hook-up drawings, basic wiring diagrams, junction box and cable schedules, electrical load lists, control panel wiring diagrams, utility schedules, cable tray/conduit layouts, and 3D model reviews.
• Develop control narratives, Cause & Effect (C&E) tables, BMS logic, PLC/DCS control logic, and other control-system documentation required for packaged-equipment projects.
• Prepare material requisitions, evaluate vendor offers, and finalize technical requirements for junction boxes, local control panels, CEMS, BMS/BCS PLCs, MCCs, and other specialized instrumentation and control equipment.
• Lead technical design reviews and clarification discussions with customers, coordinate with multidisciplinary engineering teams, suppliers, and global offices, and manage I&C technical interfaces across projects.
• Finalize PLC/control system requirements, review complete vendor documentation, and collaborate with suppliers to develop and finalize control logic and system functionality.
• Review I&C documentation for vendor packages such as blowers, pumps, boilers, scrubbers, and DM plants, and participate in HAZOP, SIL studies, FATs, and inspections of skids, control panels, and PLC systems at vendor locations.
• Perform self-checks, peer reviews, and design reviews to ensure engineering deliverables are accurate, constructible, maintainable, and compliant, while contributing to standardization, knowledge sharing, engineering effectiveness, and continuous improvement.

Who You Are (Basic Qualifications)

• Bachelor’s or master’s degree in Instrumentation Engineering.
• Minimum 5 years of relevant instrumentation and controls engineering experience.
• Experience developing instrumentation and controls engineering deliverables for industrial or packaged-equipment projects.
• Working knowledge of applicable instrumentation/control engineering codes, standards, and engineering practices.
• Experience working with PLC/DCS-based control systems and associated instrumentation.

What Will Put You Ahead

• Experience in oil & gas, refining, petrochemical, chemical, power, industrial automation, process plants, EPC, combustion systems, machine building, packaged equipment, or similar industries.
• Knowledge of NFPA 85, NFPA 86, and ISO/EN 13577 requirements.
• Hands-on experience developing control narratives, Cause & Effect tables, PLC/DCS logic, and BMS-related control philosophy.
• Experience with control system/PLC design including system selection, vendor package review, FAT, and supporting vendors in finalizing control logic and system functionality.
• Experience participating in or supporting HAZOP and SIL studies, packaged-equipment I&C reviews, and vendor inspections.
• Experience implementing design automation, engineering standards, templates, or continuous improvement initiatives that improve engineering effectiveness.
• A contribution-focused mindset with curiosity, humility, openness to feedback, and willingness to learn and take on unfamiliar challenges.

Who We Are

John Zink, a Koch Engineered Solutions business, is the leading global combustion and emission control partner, delivering exceptional, tailored solutions including industrial burners, flares, thermal oxidizers, and vapor control systems. Backed by decades of proven performance, unrivaled research and development, plus expert service and support, we tackle the industry’s most challenging demands and foster transformative, collaborative partnerships. Our enduring commitment to excellence not only shapes our legacy but also our future, by delivering reliable solutions that drive progress and ensure lasting impact for decades to come.

At Koch, employees are empowered to do what they do best to make life better. Learn how our business philosophy helps employees unleash their potential while creating value for themselves and the company.

Additionally, everyone has individual work and personal needs. We seek to enable the best work environment that helps you and the business work together to produce superior results.