SREEHARI THAMMISETTI
Summary
Senior SAP Enterprise Architect with over 25 years of comprehensive experience in SAP architecture, development, testing, and integration. Proven expertise in SAP ECC, S/4HANA, BTP, GRC, and security frameworks. Played key roles across multiple DoD ERP modernization projects. I specialize in system design, interface architecture, clean core strategies, Agile delivery, and SAP BTP security and administration.
Overview
25
25
years of professional experience
1
1
Certification
Work History
SAP Enterprise Architect
US Army (DoD) – PM EBS-C
VA
08.2021 - Current
- As an SAP Enterprise Architect for the U.S. Army’s PM EBS-C program, I led the Greenfield implementation of SAP S/4HANA under DoD PMO governance.
- I architected clean core solutions aligned with Zero Trust, ICAM, MVCR, and Army Enterprise Data Strategy.
- I designed and integrated SAP interfaces using MuleSoft and SAP PO for systems, including LMP, AESIP, GCSS-Army, and GFEBS-SA.
- I also defined layered API architectures, supported logistics (TM/EWM), finance (FI/FM), and MDG domains, and enabled EPICs for TMR lifecycle, in-transit visibility, embedded analytics, and financial automation across CONUS and OCONUS operations.
SAP Enterprise Architect
SAPNS2
VA
04.2019 - 07.2021
- As a SAP Enterprise Architect at SAPNS2 supporting DoD agencies (DLA, AESIP, Treasury, and Navy), I led the design and implementation of enterprise-wide integrations for SAP Extended Warehouse Management (EWM) and Transportation Management (TM), replacing the legacy DAS-WMS system.
- I architected robust, scalable interfaces using SAP PO/PI to connect AESIP with LMP, OSMIS, and DLA systems, ensuring secure, real-time data flow.
- Additionally, I developed end-to-end HCM integrations from PeopleSoft to SAP SuccessFactors, enabling streamlined employee data synchronization and improved talent management across defense operations.
SAP Enterprise Architect
SAPNS2
VA
01.2017 - 04.2018
- At SAPNS2–AFS, I served as an SAP Enterprise Architect, developing integrations between MRDR and SAP SuccessFactors EC Suite.
- I delivered over eight core HCM data replication interfaces using SFTP, OData, and SF adapters, enabling secure, accurate, and real-time synchronization of employee data across HR systems.
SAP Enterprise Architect
US Army (DoD) – GFEBS, GFEBS-SA, PM TMD
VA
02.2015 - 12.2016
- At the US Army (DoD), I served as an SAP Enterprise Architect, building secure SAP PI/PO interfaces between GFEBS-SA and external systems.
- I supported FISCAM audits, MVCR role provisioning, and system security reviews while integrating GFEBS-SA with DISA CDES, SFG, and other classified DoD environments.
EAI Architect – SAP XI/PI
US Army (DoD) – GFEBS
VA
08.2011 - 01.2015
- As an EAI Architect for the US Army (DoD) GFEBS program, I designed over 80 SAP XI/PI interfaces using IDOC, File, HTTP, and AS2 protocols.
- I led integrations with WAWF, PLM+, FCM, and GEX, and supported deployments and upgrades for ECC, BW, and Solution Manager systems.
SAP Integration Architect
USDA
DC
01.2010 - 01.2011
- Company Overview: MIDAS Program
- As an SAP Integration Architect for the USDA MIDAS Program, I led SAP-based reengineering efforts to modernize farm service delivery.
- My work streamlined program operations, improved data management, and enhanced service accessibility for stakeholders through integrated SAP solutions tailored to agricultural business needs.
- MIDAS Program
SAP Integration Architect
Dept. of Interior
VA
01.2008 - 01.2010
- Company Overview: FBMS
- As an SAP Integration Architect for the Department of Interior’s FBMS program, I integrated financial systems across multiple DOI bureaus using SAP ECC.
- This effort streamlined financial operations, improved data consistency, and supported the consolidation of over 80 legacy systems into a unified enterprise-wide financial management solution.
- FBMS
SAP Integration Architect
Johnson Controls, WI | Rockwell Automation, WI
, WI
01.2004 - 01.2008
- As an SAP Integration Architect at Johnson Controls and Rockwell Automation, I led cross-regional SAP XI deployments and enterprise process transformation initiatives.
- My work enabled standardized integrations, improved data exchange, and supported global SAP rollouts across diverse business units and geographies, enhancing operational efficiency and system interoperability.
SAP Integration Architect
Samsonite, CO | Thomson West, MN
01.2003 - 01.2004
- As an SAP Integration Architect at Samsonite and Thomson West, I supported global SAP XI-based integrations, enabling seamless data exchange across diverse systems.
- My contributions improved cross-regional connectivity, streamlined business processes, and ensured reliable, real-time integration between SAP and non-SAP environments in a multi-system landscape.
Test Lead / QA Analyst
US Customs, VA | Kuehne & Nagel, CT
VA
01.2000 - 01.2002
- As a Test Lead and QA Analyst for US Customs and Kuehne & Nagel, I led test planning and execution, ensuring compliance with FDA CFR 21 Part 11.
- I validated data accuracy, developed automated testing frameworks, and supported quality assurance for SAP CRM, EDI, and integrated legacy systems.
Education
MBA -
University of Osmania
HyderabadMCom -
Sri Venkateshwara University
TirupatiPG Program in AI & ML -
University of Texas at Austin
Diploma in Information Technology -
NIIT
Skills
- SAP ECC
- SAP S/4HANA(TM/EWM/FICO/GRC)
- Integration architecture
- API management
- Enterprise architecture
- Data governance
- Logistics management
- Financial management
- System security
- Project management
- Cross-functional collaboration
- SAP BTP Admin/Security
- SAFe
- ICAM
- DODAF
- TOGAF
- Architecture runway
- Integration Tools
- Middleware/Adapters
Certification
- SAP Certified Professional - SAP Enterprise Architect
- SAP Certified BTP Solution Architect
- SAP Activate Project Manager
- SAP Cloud Platform Integration
- SAP PI/PO
- SAP HANA
- SAP TM
- EWM
- Financials in S/4HANA
- SAP GRC Access Control
- NetWeaver
- OS/DB Migration
- SAP Application Associate – BPC
- CX
- CO
- CompTIA Security+
Timeline
SAP Enterprise Architect
US Army (DoD) – PM EBS-C
08.2021 - Current
SAP Enterprise Architect
SAPNS2
04.2019 - 07.2021
SAP Enterprise Architect
SAPNS2
01.2017 - 04.2018
SAP Enterprise Architect
US Army (DoD) – GFEBS, GFEBS-SA, PM TMD
02.2015 - 12.2016
EAI Architect – SAP XI/PI
US Army (DoD) – GFEBS
08.2011 - 01.2015
SAP Integration Architect
USDA
01.2010 - 01.2011
SAP Integration Architect
Dept. of Interior
01.2008 - 01.2010
SAP Integration Architect
Johnson Controls, WI | Rockwell Automation, WI
01.2004 - 01.2008
SAP Integration Architect
Samsonite, CO | Thomson West, MN
01.2003 - 01.2004
Test Lead / QA Analyst
US Customs, VA | Kuehne & Nagel, CT
01.2000 - 01.2002
MBA -
University of Osmania
MCom -
Sri Venkateshwara University
PG Program in AI & ML -
University of Texas at Austin
Diploma in Information Technology -
NIIT
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