Shaun Mallonee

Sr. Basis Administrator Consultant

San Diego, California, United States

About

Information Technology professional with 20+ years of extensive expertise in MIS, SAP System Architecture, Implementation and Operations across defense, manufacturing, utility and government sectors. Demonstrated skill using both hands-on implementation problem solving, and big picture vision to successfully develop and implement enterprise-wide solutions. Communicate technical and business concepts clearly and appropriately to all levels. Respected for building strong, long-term relations with clients as a trusted advisor by blending exceptional technical skills, business acumen and interpersonal skills to deliver superior products and services. TECHNICAL EXPERTISE & CERTIFICATIONS • SAP Certified Technology Associate - SAP HANA 2.0 (SPS04) • CompTIA Security+ ce Certification Technical Highlights • SAP Applications: SAP S/4HANA, ERP 6.0 EHP 8, BW 7.x, BOBJ 4.x, SAP Landscape Replication Server (SLT) 2.0, MII 15.x, CRM, SCM 7.0, GRC 10.1, Enterprise Portal, PO\PI, Solution Manager 7.2, Fiori • Operating Systems: Windows, AIX, Solaris, Linux • Application Server: S/4HANA. SAP NetWeaver (ABAP, Java) [thru 7.5], Tomcat (7, 8 & 9) • Databases: SAP HANA, Oracle, SAP MaxDB, Microsoft SQL Server • Single Sign-On (SSO) – X509, Kerberos, SAML, SNC • 3rd party applications: Tableau, Alteryx, Vertex, BSI Tax Factory, OpenText, Thomson Reuters ONESOURCE • Architecture & Operations Methodologies: Change Management, Disaster Recovery, High Availability, Installations, Upgrades and migrations of SAP systems in large SAP ecosystems.

Experience

  • Sr. SAP Basis Administrator (Contractor) at SAP NS2
    Oct 2025 - Feb 2026 · 5 mos

    Support SAP system migrations from the AWS IL4 cloud to the AWS IL6 cloud.

  • Sr. SAP Basis Administrator\Architect (Contractor) 5/2022 - 4/2024, 3/2025 - 8/2025 at Maxar Technologies
    May 2022 - Aug 2025 · 3 yrs 4 mos

    • S/4HANA 1909 Post Go-Live support – Supported Maxar’s new S/4HANA landscape through the stabilization process by diagnosing, researching and performing solution to the many post-implementation issues. • S/4HANA 2021 Upgrade – Architect project landscape supporting the S/4HANA upgrade including application catalog, system matrix, system integration and change management designs. • Legacy SAP ECC system migration – Migrate physical, on-prem system to VM’s • Solution Manager 7.2 implementation – Perform post Go-Live activities: Solman Setup, Update system reporting to LMDB, Setup EWA reporting. • Basis Team Administration – Updated Basis documentation reflecting new SAP environment and support structure. • SAP Technical SME – Trusted adviser supporting existing and next generation projects, for example: Manufacturing Execution system integration, hardware to VM migrations and data archiving.

  • DXC (sub-contractor), Army Cloud Migration – Senior SAP Basis Administrator at US Army
    Mar 2022 - Apr 2022 · 2 mos

    Provide support in the migration of SAP systems to the AWS cloud Key Duties: • Help Develop document migration methodologies • Develop proof of concept solutions representing the Army’s ecosystem in the cloud.

  • Sr. SAP Basis Administrator (Consultant) at US Army (IBM Contractor)
    Jan 2021 - Jan 2022 · 1 yr 1 mo

    IBM, Army GFEBS Project, Arlington, VA – Senior SAP Basis Administrator 1/2021 – 1/2022 Help support the Army’s wide range of SAP solutions in a global environment. Act a as a subject matter expert to help grow and upgrade the Army’s robust systems. Key support duties: • SAP System Administration – Provide SAP system administration of the Army’s GFEBS SAP ecosystem. Collaborate with support and development teams enhancing the reliability and functionality of the Army’s SAP ecosystem. • HANA 2.0 Performance tuning – tracked poor queries and helped developers design more efficient ways to access data. Implemented HANA Workload Management to prevent users from overconsuming HANA resources. • SAP BusinessObject 4.3 upgrade

  • Sr. SAP Basis Administrator at Cubic Corporation
    Jan 2019 - Oct 2020 · 1 yr 10 mos

    Design, Build, integrate and support SAP systems. Sought out as a subject matter expert to deliver holistic system solutions