Viken Detection is seeking a highly experienced Principal Mechanical Engineer to provide technical leadership and architectural ownership across our advanced detection and imaging systems. This highest-level individual contributor role sets mechanical design strategy, drives cross-platform alignment, and tackles complex system-level challenges. The Principal Mechanical Engineer partners closely with Engineering, Physics, Program Management, and Operations to deliver high-performance, manufacturable, reliable, and cost-effective solutions from concept through sustaining engineering. Responsibilities Serve as mechanical system architect for major product platforms Lead system-level design decisions, trade studies, and risk mitigation Establish mechanical standards, best practices, and reusable design architectures Drive cross-functional alignment across mechanical, electrical, software, and physics teams Lead development of complex electromechanical systems including structures, mechanisms, and enclosures Drive early-stage innovation by assembling and testing proof-of-concept prototypes to validate concepts and reduce technical risk Own mechanical execution across the full product lifecycle from concept through sustaining Resolve high-impact, cross-subsystem technical challenges Oversee tolerance analysis, structural integrity, environmental robustness, and reliability Partner with Operations to ensure manufacturable, scalable, and cost-effective designs Lead mechanical NPI efforts, production readiness, and supplier engagement Incorporate production, quality, and field feedback into continuous improvement Mentor engineers and lead technical design reviews Influence engineering roadmaps, resourcing, and long-term technical strategy Advise engineering leadership on mechanical risk, capability, and execution Promote engineering rigor, documentation quality, and technical excellence Travel as needed (e.g., to suppliers, manufacturing partners, field deployments, or customer sites) to support development, integration, and issue resolution Compensation details: 145000-170000 Yearly Salary PId68ebbc72917-25448-415699835c143e31-5e48-4549-b638-05792d185386