Transformative solutions that meet your unique business needs

Whether you embrace modern SaaS applications or are learning to live with the PeopleSoft continuous delivery model, Sierra Systems, an NTT DATA Company can help you break away from past practices to realize your full potential.

Huge advancements in technology capabilities have had transformative impact on back office Finance and Human Resource business operations; not just influencing efficiency but boosting higher productivity. But understanding the options for your organization can be overwhelming.

Sierra Systems is an Oracle Platinum Partner with over 25 years of demonstrated success working with clients on strategy, integration, implementation and support services across many Oracle applications and technologies. Our unique blend of technical and business services offers you a fresh choice with a consulting organization who understands the new world of ERP.

We specialize in Cloud Business Transformation, Oracle Cloud (SaaS) Applications, Oracle Technologies, and PeopleSoft. Let us help you maximize your Oracle investments and embrace the transformative advancements that modern technologies bring.

Cloud Business Transformation

Our consulting professionals provide clients with trusted advice on strategy and change management requirements, as well as business process transformation, and cloud readiness. We leverage leading change management practices, tools, and experiences gained from completing hundreds of successful projects.

Cloud Applications

Sierra Systems consultants are business practitioners experienced with Oracle HCM and Talent Cloud, ERP Cloud, Procurement Cloud, Project Portfolio Management Cloud, and Enterprise Performance Management.

Oracle Technologies

Our Oracle technologies services provide full lifecycle support to build high-quality custom solutions that are fully conformant with your requirements. Using our proven methodology and framework our experts can define application requirements, analyze application characteristics, develop, test and implement custom solutions.


Sierra Systems has more than 25 years of experience implementing, upgrading and supporting PeopleSoft applications. We were one of the original eight PeopleSoft Alliance Partners in the early 90’s and maintain a strong relationship with Oracle today.


More difficult than developing a cloud strategy is moving forward with it. Despite compelling business drivers to move to Oracle Cloud, many organizations have questions about how to take that first step. This organization needed to modernize its HR and Finance system but lacked the understanding of what their journey to the cloud would look like.

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