CHANCHAL SINGH
Ringwood,VIC
Summary
Technical Enablement Lead with significant expertise in cloud architecture and disaster recovery at AGL Energy Ltd. Demonstrated success in SAP migration and performance optimization, utilizing robust project management skills to achieve project goals. Skilled in promoting collaboration and implementing innovative solutions in challenging environments.
Overview
19
19
years of professional experience
1
1
Certification
Work History
Technical Enablement Lead
AGL Energy Ltd, BHP
, Australia
01.2023 - Current
Cloud & S/4 Transformation
SAP, AGL Energy Ltd
, Australia
01.2021 - 01.2023
Cloud Transformation Architect
SAP, AGL Energy Ltd
, Australia
01.2018 - 01.2021
Environment Manager and Technical Team Lead
SAP, Australia Post
, Australia
01.2017 - 01.2018
Senior Basis Expert
AGL Energy Ltd
, Australia
01.2017 - 01.2017
Basis Lead Consultant
SAP, Bose Corporation
, USA
01.2010 - 01.2016
Technical Architect / Senior Basis Consultant
SAP
06.2013 - 12.2013
- Identifying Upgrade prerequisite and developing entire upgrade strategy with zero downtime or downtime minimized approach
- Created technical impact assessment for the upgrades and deployment strategies
- Analyzing risks and mitigation plans for the upgrade testing strategy
- Performed several SAP system upgrades including SAP XI 3.0 to PI 7.31 upgrade, ISU ECC EHP4 to ECC EHP6 upgrade, BW 7.1 upgrade to BW 7.31 upgrade, HANA revision upgrades, BWA revision upgrades, CRM5 to CRM7 EHP3 and DQMS/Data Service 4.0 to 4.1 upgrade
- SAP Netweaver Gateway 2 setup and configuration for the AGL Energy Online site
- Setting up Disaster Recovery site for Netweaver Gateway 2.0
- Installation and configuration of Data Services 4.0 and upgrade to Data Service 4.1
- Design and implementation of SAP Data Services, Business Objects and DQM 4.1 in high-availability heterogeneous environments.
SAP Basis Lead
SAP
06.2013 - 12.2013
- Quarterly Releases
- Role:, Lead Solution Design Architects and Change Management and Deployment Teams, providing technical input and thought leadership
- Performing SAP System client copy & refresh and end to end post configuration including ISU-CRM Middleware configuration and replication setup
- Created perl scripts for Transport Management System for complex SAP landscape, configuring and deployment of Transport Express tool & Revtrac that are used for code merge and code retrofitting between project and production landscape
- Setting up Central User Administration (CUA), Kernel Upgrade, and ADS configuration for interactive form, Language installation, and Central SLD setup
- Setting up Rev-Trac for 3 parallel project landscapes for strategy-based approval process and code merge & code retrofit activities
- Parallel Landscape design for SAP Enterprise portal with FPN using RDL/RRL concept for ESS/MSS, BW-JAVA and business object reports
- Worked with 4 datacenters complex VM environment and implementation of hardware and software security measures for transmission and storage of information.
Technical Architect / SAP Basis Consultant
APG Data Migration, SAP
06.2013 - 12.2013
- Lead Technical Landscape Design with Change Management and Deployment Teams, providing technical input and thought leadership
- Setting up interface between Informatica and SAP database
- SAP Performance optimization to run conversion in minimum time
- Performed SAP system refreshes
- Setting up of security policies, processes, procedures, and tool for the project
- Disaster Recovery Setup
Technical Architect / SAP Lead Basis Consultant, SAP Basis Lead
SAP
01.2013 - 06.2013
- Designing Disaster Recovery solution for AGL Production systems along with SLA matrix, Service matrix, service restoration time, data center design, data replication and SAN replication strategy and design
- Conducted period end-to-end successful Disaster Recovery drills
- The DR site is also designed on high availability principle
- Disaster Recovery setup for very large production Systems – ISU (9 TB), CRM (2 TB), BW (7 TB), XI (1 TB), Gateway (200 GB), SMA (450 GB), Business Object and Data Services, BWA (4 TB)
- MSSQL Data base compression using R3 load/JLoad database export and import
- Identifying required firewall rules for all sap systems in the very large & complex system landscape with H/A
- Test Data Migration Server Implementation (TDMS 4.0)
- Role:
Technical Architect / SAP Basis Consultant
SAP
11.2012 - 06.2013
- Hands on experience in configuration and resolution of critical break-fix calls and incidents and support Solution Manager specially around the performance issues
- Setting up CharRM for the ABAP and JAVA transports in BAU and release landscape
- Provided quick and effective resolutions for Sev1/Sev2 incidents in Production and walkthrough of Post Incident Resolution Meetings (PIR) to Operation leads
- Setup of Solution manager EEM (End user Experience monitoring) and Technical monitoring for ERP, CRM and HANA systems
- Setting up interfaces with Paypal, Printing party (Fuji Xerox), Banks, LiveOps, Weather zone
- Lead Root Cause Analysis and Investigation into incident resolution
- Having extensive production support experience like system monitoring, Database Backup Administration, User Administration and Role management & trouble shooting in SAP ABAP and Java stacks and HANA administration
- Worked in SAP system landscape assessment and system audit with external agencies
- Good understanding and practical knowledge of working on TSM (Tivoli Storage Manager) for backups and restores of SAP systems
- Worked with Change Management to assure the compliance with baseline configuration in SAP landscape
- Implemented ChaRM and setup strategy, workflow, approval process for migration of transports
- Configure the clone functionality to keep multiple SAP landscapes in sync
- Added features like development locking and parallel development
- Also implemented CTS+ integration with ChaRM for JAVA based systems
- Installing the GRC 10.1 and carrying out the post installation steps
- Installation & Upgrade of BW/ECC/PI/BWA/Gateway 2.0/Data Services 4.0
SAP
AGL Energy Ltd
09.2012 - 01.2013
- To CRM7 EHP3 Upgrade
- Responsibilities:
- Designing the technical upgrade solution and creating conceptual design document
- ABAP JAVA stack split and end-to-end upgrade of ABAP and Java stacks with downtime minimized approach on standalone, distributed and MSCS HA system
- SQL Server Upgrade from 2008 R2 to SQL 2012 SP02 on standalone and MSCS HA environment
- Designing and implementation of SQL Always on Availability Group
- End-to-End SAP and hardware/network sizing calculations
- BDoc failures and locking issues
- Performance of the Web UI including personalization option and telephony integration (AJAX polling)
- SAP Landscape design for CRM7 project in Telstra Cloud, CRM WEB UI performance optimization and parameter tuning
- Hardware Load balancer configuration, Web dispatcher setup, SSO setup for WEB UI, VM cloning for CRM7 training environment, side effect report assessment
- Pricing Engine Model and IPC configuration and performance tuning
- Standalone Enqueue server configuration with optimized performance
- BAU Administration, Solution Manager Monitoring Setup & ChaRM implementation, Engagement with business to gather data requirement in test and training systems based upon different objects such as Business partner, Installation, Premise, Company Code etc
- Created reusable queries and ABAP scripts to fetch objects from the Production system based on data requirements
- Engagement with the AGL Security team to understand data scrambling requirements based on PCI Compliance
- Created TDMS rules for scrambling, both data scrambling while transferring data and standalone scrambling
- Installing and Configuring Central TDMS Production system
- Created several working project test systems in AGL for ISU/CRM (based on time slice and Business partner), BW (using Shell method) and ECC 6.0 (based on time slice and Company code)
- Created Implementation guide, Operation guide and Technical Design document for TDMS in AGL
- Setup multiple clients in Training Environment using TDMS with different data requirements for each client, this allows different trainings to be conducted at same time and refreshing one client does not require outage for other clients
- TDMS configuration and setting up ECC HR system with PD and PA data and also with company code selection
- Implementation of TDMS Fiori app
- C&I HANA Sizing & Greenfield Implementation
HANA Architect/ SAP HANA Administrator
SAP
07.2011 - 09.2012
- HANA sizing and roadmap exercise for sandbox system, test system, pre-prod system and Production system
- Downstream/Upstream interface design and connectivity with HANA
- Involved in all business meetings and created Conceptual Design Documents and blue print documents for the same and getting business sign-off
- Designing backup & recovery strategy and setup for non-prod and Production system
- Worked in very complex and large system landscape integrating Non SAP and SAP systems with HANA through Data Services
- Also setup BO and DS systems and performed a Bo-DS split later in project
- Installing new HANA instances both standalone and distributed installations, profile parameter adjustment and post adjustment activities in Data Service, Business Object and Smart Metering Analytic Systems
- Designating High Availability architecture for SAP HANA database
- Design and implementation of SAP Data Services, Business Objects and DQM 4.1 in high-availability heterogeneous environments
- Live cycle management of HANA and Data Services development objects.
Basis Administrator/ SAP Security Administrator/ SAP PI Administrator
SAP
06.2010 - 09.2011
- Designing the complete architecture and landscape of the SAP system for Spectrum data migration project
- This also includes the system configuration, OS and file system layout, backup approach and Disaster recovery solution
- Setting up backup TSM solution, restores, point-in-time recovery
- Used Net App-Flexclone for creating virtual database copies for building SAP test systems
- Configuring and using SnapDrive tool for dynamic file system management
- Installing and refreshing SAP test system from Production copy this include ISU/CRM/BW and XI system and performing end-to-end post activities and interface connectivity
- Configuring CUA for user administration of all project systems and configuring CPS Redwood for automating batch testing
- Working on DB2 database
- SAP Router setup and configuration for SAPOSS
- Worked on AMI Web services enhancement and deployment
- Build custom Function Module with medium complexity program logic.
Basis & Security Administrator
Bose Corporation, SAP
Boston, Stow, USA
10.2006 - 04.2010
- Key Projects in Bose: 1
- Production Operations Support 2
- Performance Tuning Expert
- Responsibilities:
- Responsible for system administration including Basis support of ECC, BI 7.0, XI/PI, EPP,APO, SCM, SRM, GTS, PLM systems, with the goal of providing excellent system reliability, performance, high availability and overall optimized systems
- Provide SAP Basis administration production support (24
- 7), performance monitoring & performance tuning, problem analysis & resolution, and other activities required to maintain system integrity and maximize uptime
- Monitoring, Housekeeping activities and Structured Troubleshooting, including monitoring all Production systems, monitoring Java engine availability for Portal and SRM shopping card
- Monitoring SAP System Buffers table Buffers and workload analysis
- Administration & Maintenance of Lock Entries, checking System Logs, monitoring RFC connections, checking failed Update Records, monitoring work processes and their status from time to time, analyzing, and troubleshooting of ABAP Short dumps
- Used System trace, ABAP trace and SQL trace to solve application problems and solving performance problems, monitoring Logged Users locally and globally, troubleshooting Batch job failures and working with the functional team for their rectification
- For SCM system Live Cache monitoring and administration
- Table space Management & reorganization using BR
- Tools
- Defining SAP jobs/scripts/calendars in Autosys using Job Information language (JIL)
- Also, performed activities like creating autosys job boxes, maintaining dependencies between jobs and scripts, putting jobs on hold, on-ice, and off-ice
- Monthly update of Taxware files on ECC system.
Basis Consultant
SAP
01.2006 - 01.2010
Environment Manager
SAP, AGL Energy Ltd, Australia Post
- Work with external/internal partners to learn about tools and trends
- Use these learnings to influence senior stakeholders
- Proposed and implemented Splunk and SAP Knoa
- Liaise with various teams and vendor partners to ensure resilience of environments
- Work closely with other landscape performance managers to share learnings and ideas
- Have detailed view of the workloads in various systems and maintain healthy trends
- Environment Management Responsibilities:
- Create and maintain an inventory of environment components and assemblies
- Create and maintain non-production environment related processes and templates
- Maintain an environment usage schedule
- Managing requests for environment build activity
- Act as point of escalation during Test Execution phases, where appropriate provide incident management and root cause analysis
- Input to and ownership of the environment strategy
- Oversee the successful rollout of software and related hardware
- Sign off environment maintenance activities prior to systems being released to projects
- Design and implement efficient procedures for the distribution and installation of changes to the systems
- Ensure the health of pre-production environment – disc space, CPU, memory, Servers etc
- Put in place and maintain appropriate archiving and backup strategies
- Ability to work in a cooperative team environment with internal and external vendor resources
- B
- Planning & Project Coordination Responsibilities:
- Plan and co-ordinate availability of non-production environments
- Schedule maintenance slots and communicate to the relevant teams
- Work with the various project managers and Test Leads to coordinate planned outage and environment refresh
- Define and forecast requirements for support resources for non-production environments
- Agree and communicate environment usage with the business and IT
- Provide and track environment provision or maintenance project plans
- Manage and report on Risks/Assumptions/Issues and Dependencies of the test environments for the associated projects
- Work with overall Release Manager to agree appropriate release implementation dates
- Develop application environment patching and upgrade plans
- Co-ordinate infrastructure upgrades and changes with the Infrastructure Team
- Adopt a logical and organized approach to problem resolution
- BW on HANA stabilization
- Responsibilities:
- Participate in the development and execution of SAP HANA landscape strategies
- HANA Change Advisory member, evaluate and approve all HANA changes to ensure there are no performance or technical issues caused by them
- Reviewing the existing BW on HANA landscape and performing a thorough health check, proposing and implementing recommendations
- Setting up CTS+ for HANA Delivery Units and integrating with RevTrac
- Evaluate System partitioning design and changing table partitioning and redistribution of tables to improve performance
- Responsible for administration of SAP HANA system integration within an SAP Landscape
- Responsibility covers HANA Security, HANA SLT Configuration, Suite on HANA and BW on HANA Migrations, HANA System Monitoring, HANA Install & Configuration, Health Check, and Monitoring
- Setting up HANA replication to Disaster Recovery site
- Upgrading HANA Production system to SPS12 from SPS11 and BW ABAP stack to BW7.5 SPS05
- Including WebDispatcher upgrade, kernel upgrade and Oracle upgrade for JAVA stack
- SAP Production Oracle Upgrade & BAU Activities
- Responsibilities:
- Performed Oracle upgrade from version 11.2 to 12.1 on a clustered node setup for SAP ERP and SAP CRM production landscape
- Resolving long pending Problem tickets on performance and system stability
- RevTrac Release Management upgrade and setting up base platform
- SAP Portal Oracle parameter recommendation and improved performance with resolution of java node issue
- Assist with SAP projects around new installs, migrations, upgrades, and induction of new SAP technologies such as S/4 HANA, mobility and new innovations on the in-memory database
- Proactively manage landscape instances and participate in governance to optimize and prioritize demand.
Enablement Lead
AGL
- Retail Next – Retail Transformation Program
- AGL has embarked on a transformation program to migrate from SAP ECC IS-U and SAP CRM platform to a non-SAP ECC platform and Salesforce CRM
- As per my role, I lead the tech enablement squad, which is responsible for everything technology in the program, including Azure DevOps CI/CD setup, Git structure creation, app and network cost management, engaging the vendor, and licensing discussions
- Salesforce DevOps pipeline design and providing a parallel flow of work for Sales and Service Stream
- Optimizing the middleware platform (Mulesoft) to resolve performance issues
- Enabling private connectivity using AWS Transit Gateway between the SaaS and On-premises systems
- Risk management throughout the program and during Penetration testing
- Suggesting ways to optimize the SAP backend systems for faster data migration, including SAP parameter tuning
- Implementation of the Delphix for Azure cost optimization and compliance tool for the SAP platform and downstream digital, Salesforce, and EDP applications
- This remediated urgent Cyber security issues around exposure of PII data in non-prod SAP systems.
SAP Cloud Architect
BHP, CIRRUS
- Designed the Azure technical architecture for SAP workloads in a zonal deployment, including sizing, network, backup (Commvault), high-availability, and disaster recovery for HANA, SQL, NLS and NFS/SMB based systems
- Participated heavily in the low-level design discussion with the vendor and partners
- Defined and planned the SAP application migration approach, including downtime minimization strategies
- Actively work with the SAP Basis team to prototype and optimize the migration approach for SAP
- Coordinated cloud resource deployments with Cloud Hosting service provider and ensured cloud resources are provisioned as designed
- Lead High-availability, Disaster Recovery and Backup testing effort in conjunction with the partner teams
- Work with technical teams and hosting provider teams to resolve system architecture, networking, and scalability issues
- Participated in the analysis of the BHP business operations to validate requirements and scope, suggest process improvements, and assist in level of effort (LOE) estimation
- Work across technical and functional teams to ensure business, security, and audit requirements are met while enhancing capabilities
- Lead several conversations regarding end state solution with Customers, SAP, SAP Partners, Developers, and Architects and provided technical guidance and advice to teams with complex technical issues during the project delivery
- Owned the execution of the performance, load and stress testing cycles for HANA and SQL-based systems, including the HANA Capture & Replay cycles to validate HANA storage latency and throughput in MS Azure platform.
Architect
SAP
- S/4 Basis, S4U - S/4 Upgrade Project
- Responsibilities:
- I began by assessing the current SAP setup, identifying risks and complexities in the migration by reviewing custom code, third-party integrations, and system architecture
- I collaborated with the SAP and SI teams to finalize the migration approach and conduct a trial run
- I developed a detailed blueprint and high-level design for the new system, outlining technical components, infrastructure requirements, and migration tools
- I worked to align this with business needs by collaborating with functional consultants and business stakeholders
- I tackled key performance issues, such as CPU and memory limits, storage performance, and network challenges during the SAP S/4HANA migration
- I employed tools like SAP Readiness Check and others to enhance system resources, improve performance, and ensure stability and scalability.
Education
B.E. - Computer Science and Engineering
Punjab Technical University
Punjab, IndiaDiploma - Computer Hardware and Networking
Sant Longowal Institute of Engineering and Technology
Punjab, IndiaSenior Secondary Education - Physics, Chemistry and Mathematics (PCM)
Sant Longowal Institute of Engineering and Technology
Punjab, IndiaSkills
- Cloud architecture
- Disaster recovery strategies
- SAP migration expertise
- Technical enablement
- Performance optimization
- Project management
Certification
- Salesforce DevOps Leadership Certified Consultant
- Mulesoft certified Architect – MUK-2024
- Microsoft Azure Architect Technologies: AZ 303
- Microsoft Certified (AZ120): Azure for SAP Workloads Specialty
- SAP Certified Technology Specialist - SAP S/4HANA Conversion and SAP System Upgrade
- SAP Certified Technology Associate - OS/DB Migration for SAP NetWeaver 7.52
- SAP Certified Technology Associate - SAP HANA
- SAP Certified Application Associate - SAP Cloud Platform Integration
- SAP Certified Technology Associate - System Administration (SAP HANA) with SAP NetWeaver 7.5
- Technology Consultant SAP Netweaver'04 - SAP Web AS for Oracle
- SAP PI Implementation and Operations Certified Consultant
- Red Hat Linux Certified System Administrator
- SCJP (Sun Certified Java programmer)
Security Clearance
Australian Government Baseline Security Clearance, 12/31/32
Personal Information
Citizenship: Australian Citizen
Timeline
Technical Enablement Lead
AGL Energy Ltd, BHP
01.2023 - Current
Cloud & S/4 Transformation
SAP, AGL Energy Ltd
01.2021 - 01.2023
Cloud Transformation Architect
SAP, AGL Energy Ltd
01.2018 - 01.2021
Environment Manager and Technical Team Lead
SAP, Australia Post
01.2017 - 01.2018
Senior Basis Expert
AGL Energy Ltd
01.2017 - 01.2017
Technical Architect / Senior Basis Consultant
SAP
06.2013 - 12.2013
SAP Basis Lead
SAP
06.2013 - 12.2013
Technical Architect / SAP Basis Consultant
APG Data Migration, SAP
06.2013 - 12.2013
Technical Architect / SAP Lead Basis Consultant, SAP Basis Lead
SAP
01.2013 - 06.2013
Technical Architect / SAP Basis Consultant
SAP
11.2012 - 06.2013
SAP
AGL Energy Ltd
09.2012 - 01.2013
HANA Architect/ SAP HANA Administrator
SAP
07.2011 - 09.2012
Basis Administrator/ SAP Security Administrator/ SAP PI Administrator
SAP
06.2010 - 09.2011
Basis Lead Consultant
SAP, Bose Corporation
01.2010 - 01.2016
Basis & Security Administrator
Bose Corporation, SAP
10.2006 - 04.2010
Basis Consultant
SAP
01.2006 - 01.2010
Environment Manager
SAP, AGL Energy Ltd, Australia Post
Enablement Lead
AGL
SAP Cloud Architect
BHP, CIRRUS
Architect
SAP
B.E. - Computer Science and Engineering
Punjab Technical University
Diploma - Computer Hardware and Networking
Sant Longowal Institute of Engineering and Technology
Senior Secondary Education - Physics, Chemistry and Mathematics (PCM)
Sant Longowal Institute of Engineering and Technology
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