Power Plant DCS Software / Hardware Design Engineer

Job Requirements

At Quest Global, it’s not just what we do but how and why we do it that makes us different. With over 25 years as an engineering services provider, we believe in the power of doing things differently to make the impossible possible. Our people are driven by the desire to make the world a better place - to make a positive difference that contributes to a brighter future. We bring together technologies and industries, alongside the contributions of diverse individuals who are empowered by an intentional workplace culture, to solve problems better and faster.

［業務内容］Responsibilities

Software

Deep understanding of customer (power plant owners) requirements (plant layout, monitoring & control requirements of power plant [Generator, GT, ST, Boiler, HRSG, BoP and Auxiliaries – respective open loop, closed loop controls and protection interlocks]), P&ID, and Functional Design Specifications

Ability to understand and interpret P&IDs, Plant Layout and Control System Architecture, Functional Design Specifications, Control Philosophies & Control Narratives, Cause & Effect Matrices/diagrams

Ability to design the entire control system software (system configuration, control logics implementation, HMI building and Alarm & Event Management) in collaboration with related technical departments.

Well-versed with DCSs’ IO Databases, Alarm & Event Configuration, using HMI builder to create and link screens, control and interlock logic programming using Ladder Logic, Function Block Diagrams (FBD), Structured Text (ST) and Sequential Flow Charting (SFC). Experience and good understanding of IEC61131 based programming. Knowledge of Problem Oriented Language (POL) is a plus

Knowledge of Network & Cyber Security Configurations

Prepare system software configuration documentation. Review vendor documentation and technical submittals

Knowledge of applicable international standards (IEC 61850, IEC60870, DNP3 etc.)

Minimum of 5 years’ experience in design and detail engineering of one or more established DCS used in power plants. Example: Diasys Netamation, MELSEP, HIACS, TOSMAP, SPPA T3000, Mark VIe, Symphony Plus, 800xA, Emerson, Honeywell, Centum etc

Hardware

Responsible for the design of power plant monitoring and control systems (DCS, SCADA, PLC and Special Function Controllers) and related control devices/subsystems used for data acquisition, automatic process control, safety & reliability and operator stations/interfaces. An ideal candidate is expected to have the following:

Ability to design the entire control system (architecture, network, cybersecurity, IO distribution and system layout) in collaboration with related technical departments, as well as creating system architecture, high-level designs and specifications.

Understanding of customer (power plant owners) requirements (plant layout, monitoring & control requirements of power plant (Generator, GT, ST, Boiler, HRSG, BoP and Auxiliaries – respective open loop, closed loop controls and protection interlocks), P&ID, and Functional Design Specifications

Design and develop control system hardware architecture for Power Plants in compliance with relevant safety and environmental ratings, I/O allocation and hardware sizing calculations

Preparation of specifications and instructions to share with respective departments for detailed engineering and also to manufacturing team. And provide guidance and support

Prepare system hardware configuration drawings and architecture diagrams. Review vendor documentation and technical submittals

Knowledge of applicable international standards (IEC, EMI, EMC, Cyber Security, EU CE Marking etc.)

Minimum of 5 years’ experience in design and detail engineering of one or more established DCS used in power plants. Example: Diasys Netamation, MELSEP, HIACS, TOSMAP, SPPA T3000, Mark VIe, Symphony Plus, 800xA, Emerson, Honeywell, Centum etc

We are known for our extraordinary people who make the impossible possible every day. Questians are driven by hunger, humility, and aspiration. We believe that our company culture is the key to our ability to make a true difference in every industry we reach. Our teams regularly invest time and dedicated effort into internal culture work, ensuring that all voices are heard.

We wholeheartedly believe in the diversity of thought that comes with fostering a culture rooted in respect, where everyone belongs, is valued, and feels inspired to share their ideas. We know embracing our unique differences makes us better, and that solving the worlds hardest engineering problems requires diverse ideas, perspectives, and backgrounds. We shine the brightest when we tap into the many dimensions that thrive across over 21,000 difference-makers in our workplace.

Work Experience

［応募条件］ Requirements

Software

Very good understanding of control schemes and functionalities of controllers used for monitoring & control of Generator, GT, ST, Boiler, HRSG, BoP and Auxiliaries – respective open loop, closed loop controls and protection interlocks

Control logic implementation should include design, development and implementation of Control logic, Sequence Logic, Interlock and Protection Logic, Start/Stop Sequences, Automatic Control Functions

Hands-on working experience in design and development of system configuration, control logic configuration and HMI building, testing and SWAT

Experience in design of Operator Interface

oHMI Screens, including Mimic Screens, Overview Displays, Trends, Event Displays and Diagnostic Screens ensuring user-friendly operation and plant monitoring.

oAlarm & Event Management - Configure alarm databases, alarm rationalization, Implement alarm priorities and operator guidance. Develop event logging and reporting functions.

Experience in System Integration & Testing - Perform software integration testing, participating in t Factory Acceptance Testing (FAT), Site Acceptance Testing (SAT) and commissioning and troubleshooting activities.

Documentation Experience – Preparing Functional Design Specifications (FDS), Software Design Specifications (SDS), Cause & Effect Documents, Logic Narratives, HMI Design Documents, FAT Procedures

Guiding and supporting respective teams to do detailed engineering, configure the system and testing (SWAT and FAT), commissioning and SAT

Proficiency in DCS, PLC and SCADA engineering tools. Experience with MELGEAR and MELSEP is a plus

Hardware

Required Skills and Experience

Hands-on working experience in design control panels, marshalling cabinets, interlock & relay panels, and network cabinets.

Experience in creating high-level specifications to share with detailed design team, manufacturing team and external vendors/suppliers

Guiding and supporting detailed design team to prepare detailed engineering artifacts such as Cabinet GA & FV, Internal Layout, Cable Tray Layout, Wiring Diagrams, Interconnection Drawings, Cable Schedules, Terminal Plans, Bill of Materials

Guiding and supporting team for Factory Acceptance Test (FAT) and Site Acceptance Test (SAT).

Proficiency in tools such as AutoCAD, MS Visio, U-SEC/EPLAN, Triangle Microworks, MS Office

[待遇・福利厚生]

昇給年1回 ※契約社員は更新のタイミングで見直しあり

通勤手当（上限2万円/月）

給与詳細：完全年俸制（1/12を毎月支給）

残業手当

各種社会保険完備

・ 厚生年金

・ 健康保険（TJK : 東京都情報サービス産業健康保険組合）

・ 雇用保険

・ 労働者災害補償保険

健康診断（被扶養者健康診断、人間ドック、婦人科健診など）

65歳定年制 ※役職定年なし

社内研修制度（オンライン）

試用期間3ヶ月、業務・待遇変更なし

受動喫煙防止対策：あり（屋内禁煙）

[Welfare]

Salary increment once a year

Commuting allowance (up to 20,000/month)

Salary details: Full annual salary system (1/12 paid monthly)

Overtime allowance

Equipped with various social insurance

・ Welfare pension

・ Health insurance (Tokyo Information Service Industry Health Insurance Association)

・ Employment insurance

・ Worker's Accident Compensation Insurance

Health checkup (health checkup for dependents, medical checkup, gynecological checkup, etc.)

Retirement age is 65 years old *No retirement age for positions

Referral recruitment system (with benefits)

In-house training system (online)

Trial period: 3 months, no change in duties or benefits

Measures to prevent passive smoking: Yes (no smoking indoors)

[休日休暇]

年間休日120日以上

完全週休2日制（土・日）

祝日

年末年始休暇

有給休暇

産前産後休暇

育児休暇

介護休暇

忌引休暇

※常駐先の業務にともなって休日・休暇は変動の可能性があります。すべて大手メーカーのため、年次休暇などは充実している場合がほとんどです。

[Vacations]

Total holidays: over 120 days off per year

2-day weekend system (Saturday and Sunday)

National Holidays

New Year holidays

Paid vacation

Prenatal and post-natal leave

Childcare leave

Nursing care leave

Bereavement leave

Holidays and vacation days may change depending on the work place you are stationed. Since they are all major manufacturers, most have generous annual vacations