Senior Customer Support Engineer

Location: Sofia, Bulgaria; remote/flexible work is available.

Company

Energy technology organization developing systems and technologies that support reliable, sustainable, and affordable energy worldwide.

What you will do

• Manage the complete creation of complex bids, proposals, and tender responses for Grid Technologies Service solutions.
• Analyze customer RfQs and RfPs to define win strategies, scopes, timelines, and deliverables.
• Coordinate contributions from sales, engineering, legal, and finance teams.
• Ensure proposals meet internal policies, quality standards, customer specifications, and submission deadlines.
• Lead negotiations of contractual terms and conditions with customers alongside legal and sales teams.

Requirements

• Bachelor’s degree in Engineering, Business Administration, or a related field.
• 2–4 years of experience in bid management, proposal development, or contract management, preferably in the energy or industrial sector.
• Advanced negotiation, project management, and analytical skills.
• Understanding of pricing strategies and commercial risk assessment.
• Experience managing large, complex technical and commercial proposals from inception to submission.
• Proficient English and an English-language CV are required.

Nice to have

• APMP or PMP certification.

Culture & Benefits

• Collaboration with a global team and involvement in innovative projects.
• Medical benefits.
• Remote and flexible work options.
• Paid time off, holidays, and parental leave.
• Continual learning through the Learn@Siemens-Energy platform.
• Access to employee resource groups.