• 45 Years Of Experience

    System Safety & Reliability Engineering Consultants.
  • 45 Years Of Experience

    System Safety & Reliability Engineering Consultants.
We are Parnassus

System Safety & Reliability Engineering

System Safety

Parnassus provides a full range of commercial and military System Safety Engineering.

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Reliability Engineering

Parnassus provides a full suite of reliability engineering services to the aerospace industry, including: Field and RMO data acquisition, analysis...

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Airline Software (ALS)

Created explicitly for aircraft operators, RMO entities and aircraft component OEMs that require real time analysis of aircraft fleet, system,...

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Network Compatible

Sample Lot Inspection (SLI) database is a fully-interactive, SQL based Quality Assurance application tool for Receiving / Incoming Inspection and...

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MIL-STD-882E

Military System Safety approach per MIL-STD-882E “The objective of system safety is to achieve acceptable mishap risk through a systematic approach of...
Since 1979

Welcome to our website.

Parnassus is an aerospace system safety and reliability engineering provider which began in 1979 as a systems engineering and program management consultancy. We apply the technical expertise required to perform the analytic tasks set forth in SAE ARP4754A, ARP4761 and MIL-STD-882 including program planning, functional / physical hazard analysis, risk analysis, development of mitigation strategies, PSSA and SSA, SSHA and SAR data item preparation. We apply a rigorous top-down requirements driven approach which ensures comprehensive traceability of all derived requirements to their upper-level system requirements.

Parnassus Advantage

Parnassus LLC is an aerospace System Safety & Reliability Engineering company.

  • Billing Rates
  • Responsiveness:
  • Integration :

Billing Rates, Terms and Contract Structures: Standardized rates typically lower than industry burden rates. Flexible contract structures and terms are available for firm, fixed price (FFP), time and materials (T&M), retainer model, tiered pricing structures, project-based pricing, performance-based pricing, in addition to subscription rates, discounts & offers, and custom pricing plans.

Flexible Responsiveness: Not all contracts come with comfortable delivery schedules. Accordingly, Parnassus LLC offers standard and expedited responses to RFP’s and contract deliverables.

Remote Integration and Operability: Parnassus LLC achieves full integration with client data systems while performing most analysis and reporting services remotely from its offices in Tucson, AZ. By leveraging TEAMS, Zoom and other video conferencing services, we are able to support client team meetings, reviews and other functions regardless of their physical location or time zone.

Testimonials

Client Reviews