Lead OT Systems Applications Engineer

Lead operational technology systems design in Newmarket, Ontario, combining Java, PHP, HTML, and SQL with industrial infrastructure expertise. This is an onsite position.

Celestica seeks a Lead Engineer, Systems/Applications, serving as the site OT lead. You will integrate production equipment, secure industrial assets, and maintain applications supporting shop floor control. The work spans requirements engineering, reliability, testing, disaster recovery, and system lifecycle management.

Key Responsibilities:

• Bridge corporate IT compliance and factory-floor operational technology
• Develop applications integrating production equipment with shop floor controls
• Address OT vulnerabilities while protecting production continuity
• Build software solutions and maintain legacy manufacturing applications
• Design, test, troubleshoot, and document technical systems

Requirements:

• Five to seven years of related experience
• Bachelor degree or equivalent education and experience
• Programming skills in Java, PHP, HTML, and SQL
• Infrastructure knowledge and familiarity with Linux operating systems
• Canadian citizenship or permanent residency for Controlled Goods requirements

Apply systems engineering, programming, and OT security expertise to support Celestica manufacturing operations in Newmarket.