Service Engineer – PCS 7 & Industrial Cybersecurity

Service Engineer – PCS 7 & Industrial Cybersecurity

Location:

Doha, Qatar | Organization:
Digital Industries

Here at Siemens, we take pride in enabling sustainable progress through technology. We do this by empowering customers, combining the real and digital worlds to improve how we live, work, and move today and for the next generation. We know that a business thrives only when its people are thriving. That’s why we always put our people first. Our global, diverse team would be happy to support you and challenge you to grow in new ways.

We know that a business only thrives if our people are thriving. That’s why we put our people first.

Providing high-quality technical service delivery, commissioning, troubleshooting, and lifecycle support for Siemens Process Control System 7 (PCS 7 Distributed Control Systems) in the Oil & Gas and Industrial sectors.

• Performing installation, commissioning, Factory Acceptance Tests (FAT) / Site Acceptance Tests (SAT), and maintenance for PCS 7 systems.
• Troubleshooting PCS 7 engineering station, operator station (OS) server/client, Windows Control Center (WinCC), Sequential Function Chart (SFC), Structured Control Language (SCL), Continuous Function Chart (CFC), and Batch components.
• Conducting system upgrades, migration projects, patching, and backup/restore procedures.
• Integrating field instrumentation, Process Field Bus (PROFIBUS) / Process Field Net (PROFINET) networks, and SCALANCE components.
• Generating service reports, changing logs, and technical documentation for each activity.
• Providing remote and on-site diagnostic support for critical customer issues.
• Ensuring compliance with Siemens global standards and best practices.

• Support customers with network segmentation, firewall rules, and secure remote access setup.
• Assist in system hardening (Windows patching, antivirus, user management).
• Participate in cyber-risk assessments and implementation of recommended controls.
• Follow IEC 62443 concepts (awareness level) regarding industrial automation security.
• Work with Siemens security tools (SINEC Security, SCALANCE S firewall).

• Bachelor’s degree in electrical engineering, Electronics, Automation, or Computer Engineering.
• 5+ years’ experience in PCS 7 commissioning, operation, or maintenance.
• Strong understanding of:
  • PCS 7 architecture (Automation System, Operator Station, Engineering Station)
  • CFC / SFC programming
  • WinCC
  • Industrial networking (PROFIBUS / PROFINET / Ethernet)
• Basic knowledge of industrial cybersecurity (IEC 62443, network security, VLANs, firewall basics).
• Experience in Oil & Gas, Petrochemicals, or Utilities is preferred.
• Hands‑on experience with S7-400/410, SCALANCE switches, Advanced Process Library (APL), and redundant systems is an advantage.
• Good communication skills and customer-facing experience.

• Strong troubleshooting capability.
• Ability to work independently in critical environments.
• Good reporting and documentation skills.
• High safety awareness (Permit To Work (PTW), Lockout-Tagout (LOTO), site safety rules).
• Willingness to work on emergency callouts.

• 2 to 3 days of mobile work per week as a global standard.
• Diverse and inclusive culture.
• An environment where everyone can bring their whole self and feel a sense of belonging.
• The foundation to develop personally and professionally.
• Extraordinary variety of learning & development opportunities.

At Siemens, we are always challenging ourselves to build a better future. We need the most innovative and diverse Digital Minds to develop tomorrow’s reality. Find out more about the Digital world of Siemens here:

Please note:

Only complete applications can be considered in the selection process.

Siemens is an equal opportunities employer and does not discriminate unlawfully on any grounds. We are committed to providing access, equal opportunity and reasonable accommodation for individuals with disabilities in employment, their services, programs, and activities.

If you are a motivated teammate, eager to learn new things and looking to grow your career in a strong and forward-thinking company, hit apply!