Principal Control Systems Engineer

JR United Kingdom; Slough; Hybrid; GBP 50,000 - 75,000; Full time

Job summary

A key player in the UK defense sector is seeking a Principal Control Systems Engineer to lead complex control system development in a secure environment. Ideal candidates will have extensive Siemens PLC and SCADA expertise, demonstrating a capability to manage technical projects and mentor junior engineers. Attractive benefits include flexible working options, career development opportunities, and a performance-based bonus scheme.

Benefits

Flexible and hybrid working options

Career development and professional training

Performance-based bonus scheme

Relocation support may be available

Qualifications

• Minimum 5 years of experience in a PLC engineering environment.
• Deep knowledge of Siemens PLC and SCADA systems.
• Experience with fault-tolerant control systems.

Responsibilities

• Lead design and testing of Siemens-based PLC control systems.
• Manage SCADA/PLC interfacing and industrial communications.
• Provide technical leadership to junior engineers.

Skills

Siemens PLC expertise

SCADA systems

Industrial communications

Education

HND, HNC, or Degree in Electrical/Electronic, Control & Instrumentation, or Systems Engineering

Tools

Siemens Step 7 Classic

Job description

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Principal Control Systems Engineer, slough

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Client:

TEC Partners - Technical Recruitment Specialists

Location:

slough, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Views:

4

Posted:

26.06.2025

Expiry Date:

10.08.2025

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Job Description:

Are you an experienced engineer ready to lead the development of complex control systems within a secure and highly regulated defence environment? Our client, a key player in the UK defence sector, is seeking a Principal Control Systems Engineer with extensive Siemens PLC and SCADA expertise to join their specialist team.

Key Responsibilities:

• Capture, interpret, and develop complex customer requirements.
• Lead the design and testing of Siemens-based PLC control systems (S7-300/400).
• Develop software using block diagrams, flow charts, or pseudo-code.
• Produce and review high-quality technical documentation.
• Manage SCADA/PLC interfacing and industrial communications (e.g., Profibus, Profinet, ModBus, TCP/IP).
• Support system integration and commissioning activities.
• Provide technical leadership to junior engineers and project teams.
• Contribute to project planning, risk management, and customer liaison.
• Assist with proposal development and contract changes.

Ideal Candidate Profile:

• Minimum 5 years of experience in a PLC engineering environment, ideally in a lead or senior capacity.
• Deep knowledge of Siemens Step 7 Classic and associated tools.
• Experience with fault-tolerant and safety-integrated control systems.
• Strong understanding of industrial protocols and system integration.
• Proven ability to work across the full software lifecycle.
• HND, HNC, or Degree in Electrical/Electronic, Control & Instrumentation, or Systems Engineering.
• Background in Defence, Maritime, Aerospace, or other regulated sectors (e.g., Oil & Gas, Pharma, Petrochem).
• Flexible and hybrid working options, including compressed working weeks (e.g., every other Friday off).
• Career development, professional training, and mentoring opportunities.
• Performance-based bonus scheme.
• Relocation support may be available for eligible candidates.

Please note: Due to the nature of this role, UK citizenship is required. Applicants must be eligible to obtain and maintain UK Security Check (SC) clearance.