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The Back­ground

IBM, a $60 bil­lion tech­nol­o­gy giant with a work­force of 280,000, offers a com­pre­hen­sive port­fo­lio of cloud, AI, cyber­se­cu­ri­ty, data ana­lyt­ics, and hybrid IT solu­tions. With a glob­al foot­print and a his­to­ry of inno­va­tion, the com­pa­ny has con­tin­u­al­ly adapt­ed to meet evolv­ing mar­ket demands. IBM Con­sult­ing is SAP’s largest imple­men­ta­tion part­ner, and their part­ner­ship spans 50 years. 

How­ev­er, IBM’s own IT infra­struc­ture had become increas­ing­ly com­plex due to years of rein­ven­tion, acqui­si­tions and divesti­tures. This lega­cy estate hin­dered oper­a­tional effi­cien­cy, restrict­ed real-time insights, and drove up costs. And as the com­pa­ny aimed to enhance its ​“as a ser­vice” offer­ings, the need to mod­ern­ize its IT infra­struc­ture, stream­line oper­a­tions, and boost agili­ty became crit­i­cal. The upcom­ing end of SAP ECC sup­port in 2027 added urgency to this mod­ern­iza­tion effort. 

To over­come these chal­lenges and pro­mote future growth, IBM embarked on an ini­tia­tive to upgrade its tech­nol­o­gy stack and stream­line oper­a­tions. The com­pa­ny employed its own SAP con­sult­ing prac­tice, lever­ag­ing its pro­pri­etary Rapid Dis­cov­ery and Rapid Move method­olo­gies to cre­ate a more agile, effi­cient, and scal­able IT envi­ron­ment. Ulti­mate­ly, migrat­ing to the SAP Busi­ness Suite of solu­tions (SAP S/4HANA, SAP Ari­ba, SAP Suc­cess­Fac­tors, SAP CX, SAP Field­glass, and SAP Sig­navio) on IBM Cloud was a key mile­stone in IBM’s trans­for­ma­tion jour­ney. It laid the ground­work for deliv­er­ing inno­v­a­tive solu­tions and address­ing the diverse needs of the company’s glob­al operations. 

The Sit­u­a­tion

IBM’s for­mer SAP ECC envi­ron­ment was high­ly com­plex — a result of decades of acqui­si­tions and port­fo­lio expan­sions. This led to a high total cost of own­er­ship and hin­dered the abil­i­ty to gain action­able busi­ness insights. The com­plex­i­ty of the ecosys­tem also posed sig­nif­i­cant oper­a­tional chal­lenges. Tech­no­log­i­cal mod­ern­iza­tion was nec­es­sary to ensure every­thing worked togeth­er seamlessly. 

The goal was to migrate IBM’s glob­al infra­struc­ture from SAP ECC to SAP S/4HANA, a more advanced and inte­grat­ed ERP sys­tem, in 18 months. In doing so, IBM would stream­line oper­a­tions, enhance data acces­si­bil­i­ty, and inte­grate key busi­ness process­es into a cohe­sive, effi­cient sys­tem. The project was ambi­tious from the out­set as this rapid trans­for­ma­tion had to encom­pass crit­i­cal areas such as Quote to Cash (Q2C) and finance and ensure oper­a­tions could con­tin­ue with­out disruption. 

• The migra­tion also had to take into account wider stake­hold­er expec­ta­tions, such as:
• Real-time finan­cial insights for bet­ter decision-making
• An inte­grat­ed sys­tem that pro­vides a per­son­al­ized cus­tomer experience
• Secure envi­ron­ment with robust pro­duc­tion capa­bil­i­ties to pro­tect against cyber threats
• An opti­mized and stan­dard­ized core ERP solu­tion that reduces com­plex­i­ty, improves per­for­mance, and sup­ports future growth and innovation
• A firm 18-month time­line and glob­al big-bang deploy­ment to min­i­mize busi­ness disruption

The Ini­tia­tive

IBM opt­ed for a method­i­cal approach to its migra­tion, begin­ning with a ​“rapid dis­cov­ery” phase. This involved con­duct­ing a thor­ough analy­sis of its exist­ing infra­struc­ture, dataset, and process­es to ensure the busi­ness con­tin­ued to ben­e­fit from exist­ing invest­ments. IBM also dove deep into the func­tion­al­i­ty and data that need­ed to be migrat­ed to S/4HANA to sup­port future growth. The com­pa­ny also ana­lyzed all new func­tion­al­i­ty in S/4HANA to under­stand how these would fit with their goals and exist­ing infrastructure. 

In order to bal­ance the impor­tance of trans­for­ma­tion with the need for speed to val­ue, IBM chose a hybrid migra­tion approach that allowed IBM to retain past invest­ments where it made sense and trans­form where the ROI was present. The com­pa­ny iden­ti­fied up front fur­ther inno­va­tion and improve­ment to be deliv­ered in a future phase. Next, using the ​“rapid move” method­ol­o­gy, IBM worked on redesign­ing its process­es, merg­ing func­tion­al­i­ties, and con­sol­i­dat­ing its data to make the tran­si­tion as seam­less as possible.

The SAP Solution

IBM’s hybrid migra­tion involved cre­at­ing an emp­ty shell in S/4HANA, build­ing new func­tion­al­i­ties, and final­ly trans­fer­ring essen­tial data to the final tar­get sys­tem. The migra­tion approach included: 

• Selec­tive Data Migra­tion: Instead of mov­ing every­thing whole­sale, IBM used a solu­tion for selec­tive data trans­fer to iden­ti­fy and migrate only crit­i­cal data and to trans­form data from lega­cy ECC process­es to new and improved S/4HANA process­es and data mod­els. This min­i­mized the tech­ni­cal bur­den and stream­lined the over­all process. 
• New Capa­bil­i­ties: IBM incor­po­rat­ed advanced fea­tures such as Fiori-first user inter­faces, rev­enue and account­ing report­ing, and inter­com­pa­ny match­ing and rec­on­cil­i­a­tion dur­ing the migration.
• Strate­gic Part­ner­ships: The com­pa­ny part­nered with indus­try lead­ers like smartShift and SNP to lever­age their exper­tise and tools. This col­lab­o­ra­tion accel­er­at­ed the migra­tion process and min­i­mized poten­tial risks.
• Automa­tion and AI: IBM infused AI and automa­tion into work­flows, enhanc­ing pro­duc­tiv­i­ty and enabling intel­li­gent, data-dri­ven decision-making.

“We our­selves went through this rapid move, so it was crit­i­cal for us to under­stand the real val­ue and chal­lenges our clients would face.”

Results

IBM suc­cess­ful­ly achieved its trans­for­ma­tion with­in the planned 18-month time­line, cov­er­ing 150,000 users across more than 150 coun­tries in a sin­gle go-live. The trans­for­ma­tion result­ed in:

Oper­a­tional Effi­cien­cies: The suc­cess­ful adop­tion of the SAP Busi­ness Suite of solu­tions (SAP S/4HANA, SAP Ari­ba, SAP Suc­cess­Fac­tors, SAP CX, SAP Field­glass, and SAP Sig­navio) great­ly improved user expe­ri­ence and day-to-day oper­a­tions by stream­lin­ing work­flows, min­i­miz­ing man­u­al tasks, and speed­ing up trans­ac­tion times.

Rev­enue Growth: Enhanced capa­bil­i­ties in areas like Q2C and finance meant sharp­er finan­cial man­age­ment and report­ing. With more accu­rate and time­ly finan­cial data, IBM could make smarter strate­gic deci­sions, ulti­mate­ly dri­ving growth.

IT Sim­pli­fi­ca­tion: Reme­di­at­ing 30,000 cus­tom code objects and mod­ern­iz­ing 320,000 lines of code helped IBM sig­nif­i­cant­ly sim­pli­fy its IT envi­ron­ment. This stan­dard­iza­tion and reduc­tion in com­plex­i­ty has enhanced sys­tem per­for­mance and low­ered main­te­nance costs, cat­a­pult­ing IBM for­ward on the Clean Core journey.

Enhanced User Expe­ri­ence: IBM revamped the user expe­ri­ence with over 250 new, user-friend­ly Fiori apps. These apps, along with inte­grat­ed AI assis­tants and stream­lined work­flows, make dai­ly tasks a breeze. Plus, these apps reduced the data foot­print by a mas­sive 1TB, opti­miz­ing stor­age and retrieval process­es for every­one. This com­bi­na­tion improved user sat­is­fac­tion and pro­duc­tiv­i­ty across the board.

“Rapid move is a way to intro­duce the à la carte menu of your exist­ing sys­tem, tak­ing what’s absolute­ly busi­ness-crit­i­cal and leav­ing behind lega­cy tech­ni­cal debts.”

Tools and Methods

IBM uti­lized a vari­ety of advanced tools and method­olo­gies to ensure a smooth migra­tion to S/4HANA.

• SNP Crys­tal Bridge: A tool that enables under­stand­ing com­plex SAP sys­tems quick­ly and facil­i­tates selec­tive data migration.
• smartShift: Spe­cial­izes in help­ing SAP cus­tomers trans­form and opti­mize their cus­tom code. They offer AI-pow­ered solu­tions that facil­i­tate mod­ern­iz­ing, de-risk­ing, and future-proof­ing ABAP code, ensur­ing a smooth tran­si­tion to SAP S/4HANA.
• HANA Impact Assess­ment: Eval­u­ates the impact of mov­ing to S/4HANA and iden­ti­fies oppor­tu­ni­ties for improvement.
• Automa­tion Tools: Tools like IGNITE test­ing method­ol­o­gy, auto­mat­ed code reme­di­a­tion, and Fiori advi­sor sup­port a seam­less tran­si­tion from ECC to S/4HANA.

Learn more about IBM and SAP’s New Val­ue Gen­er­a­tion partnership.

Impact and Benefits

IBM’s trans­for­ma­tion to S/4HANA brought sub­stan­tial ben­e­fits, demon­strat­ing mate­r­i­al improve­ments in finan­cial and oper­a­tional KPIs. These out­comes high­light­ed the effec­tive­ness of the company’s method­olo­gies and tools.

• Accel­er­at­ed Time to Val­ue: IBM’s method­olo­gies and tools reduced the time required to real­ize the ben­e­fits of S/4HANA by 50%, offer­ing quick­er access to improved func­tion­al­i­ties and efficiencies.
• Data Foot­print Reduc­tion: Achieved up to 90% reduc­tion in data foot­print through effec­tive data man­age­ment and migra­tion strate­gies, which opti­mized stor­age and retrieval processes.
• Cus­tom Code Sim­pli­fi­ca­tion: Stream­lined up to 60% of cus­tom code to meet S/4HANA stan­dards and best prac­tices, which reduced main­te­nance com­plex­i­ty and improved over­all sys­tem performance.
• Oper­a­tional Resilience: The migra­tion process was sup­port­ed by strong risk man­age­ment prac­tices and thor­ough test­ing, which ensured the sys­tem remained sta­ble and ful­ly oper­a­tional before, dur­ing, and after the transition.
• Increased Scal­a­bil­i­ty: Improved scal­a­bil­i­ty of the IT infra­struc­ture, allow­ing IBM to effi­cient­ly han­dle increased work­loads and sup­port future expansion.
• Enhanced Com­pli­ance and Secu­ri­ty: Bol­stered com­pli­ance with indus­try reg­u­la­tions and enhanced secu­ri­ty mea­sures to safe­guard sen­si­tive data and uphold busi­ness integrity.
• Future Roadmap: IBM plans to con­tin­ue inte­grat­ing new capa­bil­i­ties and opti­miz­ing process­es post-go-live. The future roadmap includes imple­ment­ing SAP BRIM (Billing and Rev­enue Inno­va­tion Man­age­ment) for sub­scrip­tion order man­age­ment, con­ver­gent invoic­ing, and fur­ther enhance­ments in enter­prise per­for­mance management.

Lessons Learned

IBM’s shift to SAP S/4HANA serves as a blue­print for a suc­cess­ful migra­tion. The com­pa­ny ensured a smooth 18-month jour­ney by metic­u­lous­ly defin­ing the project’s scope from the out­set. IBM adopt­ed a hybrid approach, selec­tive­ly trans­fer­ring valu­able data from exist­ing sys­tems while inte­grat­ing brand-new func­tion­al­i­ties from S/4HANA. This max­i­mized the val­ue of IBM’s SAP invest­ment while bring­ing in new, cut­ting-edge features. 

IBM’s Con­sult­ing prac­tice lever­aged strate­gic part­ners for essen­tial tools and automa­tion, stream­lin­ing the migra­tion and reduc­ing data com­plex­i­ty. The focus on rapid val­ue real­iza­tion meant IBM quick­ly accrued ben­e­fits like improved effi­cien­cy, a more user-friend­ly expe­ri­ence, and enhanced data man­age­ment. IBM’s expe­ri­ence under­lines the impor­tance of thor­ough plan­ning, flex­i­ble strate­gies, and strong part­ner­ships for a suc­cess­ful S/4HANA migration.

About IBM

IBM is a lead­ing glob­al hybrid cloud and AI, and busi­ness ser­vices provider, help­ing clients in more than 175 coun­tries cap­i­tal­ize on insights from their data, stream­line busi­ness process­es, reduce costs and gain the com­pet­i­tive edge in their indus­tries. Near­ly 4,000 gov­ern­ment and cor­po­rate enti­ties in crit­i­cal infra­struc­ture areas such as finan­cial ser­vices, telecom­mu­ni­ca­tions and health­care rely on IBM’s hybrid cloud plat­form and Red Hat Open­Shift to affect their dig­i­tal trans­for­ma­tions quick­ly, effi­cient­ly and secure­ly. IBM’s break­through inno­va­tions in AI, quan­tum com­put­ing, indus­try-spe­cif­ic cloud solu­tions and busi­ness ser­vices deliv­er open and flex­i­ble options to our clients. All of this is backed by IBM’s com­mit­ment to trust, trans­paren­cy, respon­si­bil­i­ty, inclu­siv­i­ty and ser­vice. For more infor­ma­tion, vis­it www​.ibm​.com. 

For more infor­ma­tion, reach out to Nan­cy Carey-Richard­son, Amer­i­c­as Strate­gic Part­ner­ship Leader — SAP Prac­tice at IBM Con­sult­ing, at ntcareyr@​us.​ibm.​com and Brad Kle­sius, Busi­ness Devel­op­ment at IBM Con­sult­ing, at brad.​klesius@​ibm.​com.

About ASUG

ASUG is the world’s largest SAP user group. Orig­i­nal­ly found­ed by a group of vision­ary SAP cus­tomers in 1991, its mis­sion is to help peo­ple and orga­ni­za­tions get the most val­ue from their invest­ment in SAP tech­nol­o­gy. ASUG cur­rent­ly serves thou­sands of busi­ness­es via com­pa­ny­wide mem­ber­ships, con­nect­ing more than 130,000 pro­fes­sion­als with net­work­ing and edu­ca­tion­al resources to help them mas­ter new chal­lenges. Through in-per­son and vir­tu­al events, onde­mand dig­i­tal resources, and ongo­ing advo­ca­cy for its mem­ber­ship, ASUG helps SAP cus­tomers make more possible. 

ASUG devel­ops and pub­lish­es case stud­ies reg­u­lar­ly in part­ner­ship with its mem­bers and cus­tomers. For more infor­ma­tion on ASUG Case Study con­tent, con­tact editorial@​asug.​com.