Software Engineer (GCS / PCS Operations & Maintenance)

Job Title: Software Engineer

Job Type: Full-Time

Your Impact

This role is responsible for daily monitoring and support of GCS, PCS, and related systems to ensure high availability, data integrity, and life-safety–critical reliability. The position serves as the first-line responder for alarms and incidents, manages tickets and system changes, supports PCS drivers and industrial communications, and follows formal change management procedures. The role also focuses on preventive maintenance, continuous improvement, documentation, reporting, and cross-functional coordination to minimize risk, meet SLAs, and maintain stable operations. 

Join Doota Industrial America and be part of a thriving company that values safety, professional growth, and collaboration. Embark on an exciting career journey and make a tangible impact on the lives of those around you.

Key Responsibilities:

1. Daily Operations & Monitoring

• Perform daily health checks and operational monitoring of:
• GCS 1.0 / GCS 2.0
• iEES / FMCS interfaces
• iQMS infr
  astructure
• iPCS monitoring and PCS drivers
• Monitor system performance across Buffer, Web, Application, IO, and Database servers.
• Review logs, alarms, events, barcode history, and interface transmission status to detect abnormalities.
• Ensure uninterrupted data integrity and system availability (target uptime = 99.99%).

2. Alarm, Incident & Emergency Response (Life-Safety Critical)

• Act as first-line responder for GCS / PCS alarms, communication failures, and abnormal system behavior.
• Perform rapid troubleshooting and recovery actions for:
• Equipment communication errors
• PCS driver failures
• Interface disruptions (iEES, FMCS, Infra-EES)
• Support emergency response activities during off-shift, night shift, and maintenance windows.
• Participate in incident investigations, including:
• Root cause analysis (RCA)
• 8D report creation and follow-up
• Countermeasure development and deployment

3. Ticket Management & Client Requests

• Manage and respond to support tickets and VOCs involving:
• Tag / parameter add, change, delete
• Equipment add / change / removal
• IO mapping updates
• UI, buffer, AP, DB, barcode, and interface issues
• Validate requests, define corrective actions, execute standard activities, and escalate non-standard items per governance.
• Maintain accurate documentation and activity records in designated management systems.

4. PCS Driver & Control System Support

• Perform daily inspections and maintenance of PCS drivers (~300+ assets).
• Manage PCS driver configuration, firmware updates, IP and communication settings.
• Troubleshoot industrial communication protocols including:
• RS232 / RS485 / Ethernet
• Modbus, Omron, OPC
• Coordinate with PCS, Network, and equipment teams to resolve persistent or systemic issues.

5. Change Management & Release Support

• Execute change point activities in compliance with governance-defined MOC procedures.
• Support pre- and post-change monitoring (Day 1 / Day 3 / Day 7 verification).
• Prepare and review release documentation, checklists, and impact assessments.
• Validate system behavior following hardware, software, or infrastructure upgrades.

6. Preventive Maintenance & Continuous Improvement

• Proactively identify weak points, recurring issues, and performance degradation trends.
• Support system standardization initiatives (e.g., GCS 2.0 standard compliance).
• Develop and update SOPs, operational runbooks, and standardized checklists.
• Implement automation and monitoring enhancements where applicable.

7. Reporting, Governance & Coordination

• Prepare and submit required reports, including:
• Daily and weekly operational status reports
• Off-shift support summaries
• Changepoint summaries with evidence
• KPI performance tracking
• Participate in weekly operations meetings and      quarterly business reviews.
• Coordinate closely with:
• IT Strategy & Mobile / Information Management teams
• Facilities Operations
• Network, ECA, GCS, PCS, and equipment engineering teams
• Escalate system risks, SLA impacts, and out-of-scope requests as required.

Who We Are

Embark on an exhilarating journey with Doota Industrial America, where we unite forward-thinking pioneers driven by a passion for innovation. We are expanding our dynamic teams with individuals eager to collaborate, build communities, and shape a brighter future together. Our doors are open to candidates from all walks of life, with diverse experiences, skill sets, and backgrounds, as we embrace the power of inclusion and diversity in our work culture.

Founded in South Korea in 2002, Doota IT has since been operating in over 50 customer sites worldwide. With our Round Rock office launching in 2019 we have the ability to offer the best of both worlds: the agility of a start-up and the stability of an enterprise. We are most proud of being recognized by the South Korean Prime Minister for our contributions to commerce and industry growth, positioning us as an industry leader.

Join forces with esteemed partners such as Samsung, LG, HP, SK Innovation, and Hyundai as we continue to make strides in the realm of environmental CEMS, encompassing design, measuring instrument delivery and installation, datalogger, FEP, monitoring systems, and CEMS room construction.

At Doota Industrial America, we foster a vibrant environment that nurtures creativity, collaboration, and professional growth. As part of our family, you will have access to resources and support that empowers you to excel. Our commitment to culture, integrity, and continuous improvement lies at the core of our mission, propelling us to transcend industry boundaries and make lasting, positive impacts on the world.

With Doota Industrial America, the sky is the limit. Join us and take part in crafting the future. Your extraordinary journey begins now!

 Required Technical Qualifications

• Strong operational knowledge of manufacturing monitoring and control environments.
• Hands-on experience with:
  • MS SQL Server, Oracle (19c)
  • Linux (including shell scripting)
  • .NET, C#, Visual Basic
  • Java, JavaScript (or VueJS)
• Experience with:
  • GCS, PCS, iEES, iQMS, or similar life-safety / facility monitoring systems
  • Industrial communication protocols and driver-based architectures
• Ability to analyze logs, trends, alarms, and system metrics for fault detection and prevention.

Experience & Competency Requirements

• 3–10+ years of experience in operations, maintenance, or systems engineering within:
• Semiconductor manufacturing
• Industrial automation
• Mission-critical or life-safety systems
• Demonstrated ability to operate under defined SLAs and escalation models.
• Strong analytical, troubleshooting, and documentation skills.
• Ability to work independently while coordinating across multiple cross-functional teams.
• Clear communication skills for incident reporting, governance reviews, and client interaction.