Controls Engineer III

Controls Engineer - Data Validation & Systems Support

Location: Houston, TX (Onsite)
Rate 60-65/hr
Contract duration: 7 months

Job Summary :

A Controls Engineer is needed to support validation and data quality initiatives within a large industrial environment. This role focuses on ensuring accuracy and consistency of safety instrumented systems and control system data through structured validation, documentation review, and data analysis. The position is highly detail-oriented and emphasizes working with large datasets, repetitive checks, and cross-document verification.

Key Responsibilities

• Populate, maintain, and update automated metrics tables using standardized templates and validation rules
• Clean, organize, and transform large data sets to support accurate reporting and analysis
• Perform consistency checks across multiple data sources to ensure alignment and data integrity
• Track validation progress and provide status updates to project stakeholders
• Execute tag-by-tag comparisons between cause-and-effect documentation and reference materials (such as instrument lists, input/output lists, and logic narratives)
• Identify discrepancies including missing tags, naming inconsistencies, duplicates, or incorrect relationships
• Document findings clearly in structured tracking tools with supporting evidence
• Validate safety instrumented system and control system tags for completeness, accuracy, and consistency
• Support large-scale validation efforts using repeatable processes across multiple document sets
• Escalate unresolved issues with clear summaries and impact assessments.

Required Skills & Experience

• Strong proficiency in spreadsheet tools and data manipulation (especially handling large data sets)
• Experience performing detailed, repetitive validation or quality checks with high accuracy
• Familiarity with control systems, safety instrumented systems, distributed control systems, programmable logic controllers, and instrumentation environments
• Strong organizational skills and attention to detail
• Ability to document issues clearly and communicate findings effectively in writing
• Comfortable working independently and following structured procedures

Preferred Qualifications

• Experience with cause-and-effect documentation and validation
• Background in industrial controls, instrumentation, or commissioning roles
• Exposure to large-scale data validation or system integration projects

With over 90 years' combined experience, NES Fircroft (NES) is proud to be the world's leading engineering staffing provider spanning the Oil & Gas, Power & Renewables, Chemicals, Construction & Infrastructure, Life Sciences, Mining and Manufacturing sectors worldwide. With more than 80 offices in 45 countries, we are able to provide our clients with the engineering and technical expertise they need, wherever and whenever it is needed. We offer contractors far more than a traditional recruitment service, supporting with everything from securing visas and work permits, to providing market-leading benefits packages and accommodation, ensuring they are safely and compliantly able to support our clients.