Principal Solution Architect

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Position Title: Principal Solution Architect

Skill Set:

Technical & Domain Expertise

• Strong understanding of rail operations systems: dispatching, crew, yard, fleet/EAM, RTTP feeds, PIS, GTFS-RT, service disruption workflows.
• Proven experience integrating COTS operational platforms (Siemens TPS.plan/live, Wabtec TMDS, IVU.rail, HASTUS, Maximo, PIS systems etc).
• Deep knowledge of real-time event architectures (Kafka/MSK, streaming APIs, telemetry ingestion).
• Familiarity with lakehouse platforms (Databricks) and semantic modeling for operational data.
• Experience designing Ops Command UI / single pane of glass solutions across multiple domains.
  
  

Integration & Architecture Skills

• Ability to architect system-of-systems integrations across dispatch, PIS, yard, crew, maintenance.
• Skilled in designing canonical real-time data models (train state, consist state, crew state, fleet readiness).
• Hands-on capability for API design, interface mapping, and message normalization.
• Experience implementing digital twin, predictive models, or operational decision support is a strong plus.
• Understands safety, reliability, and regulatory constraints around rail mission-critical systems.
  
  

Responsibilities:

• Design, govern, and oversee the implementation of robust, scalable, and efficient architectural solutions for cross domain business problems.
• Translate complex technical ideas into digestible concepts for both technical teams and non-technical stakeholders. Act as a liaison between engineering and business teams to ensure alignment and understanding.
• Ensure products are scalable, secure, performant, and maintainable within their domain
• Ensure the reference architectures, standards, and guidelines of the organization's technology is safe, secure, stable and compliant with industry standards.
• Industry knowledge of services/transport/rail sector
• Deep understanding of railroad or broader transportation logistics, including operational workflows for dispatch, scheduling, movement planning, capacity management, and asset management.
• Expertise in cloud (AWS, Azure) and hybrid stack, data-driven solutions, devops and continuous delivery
  
  

***Lumen and / or its clients will not provide equipment (Laptop, monitor, etc.) to the selected contractor. The contractor must have their own equipment. Access to a virtual desktop set up (software) will be provided by Lumen s client, allowing the user access to the required systems and technology.***

Lumen Solutions Group Inc. is an Equal Opportunity Employer and does not discriminate in employment on the basis of Minority/Gender/Disability/Religion/LGBTQI/Age/Veterans.