IT Infrastructure & HCM Systems Administrator Specialist

Md. Asad K

**********@*****.**.**

HCM Infrastructure & Systems Administrator Workday SAP HCM Oracle HRMS Cloud & DevOps IT Security

Professional Summary

Results-driven IT Infrastructure & Systems Administrator with 8+ years of experience supporting enterprise Human Capital Management (HCM) platforms, including Workday, SAP HCM, and Oracle HRMS. Adept in deploying, integrating, and securing hybrid IT environments to meet the evolving needs of HR systems. Special expertise in:

• Automating HR workflows (onboarding, access provisioning, identity management)

• Managing HR system environments across development, testing, and production

• Enforcing access governance using LDAP, AD, MFA, and SSO

• Maintaining high availability and compliance across multi-region infrastructure Demonstrates strong communication skills, cross-functional collaboration, and advanced scripting using Shell, Python, and Ansible. Proven success in enabling secure and scalable HR operations in both cloud (AWS) and on-premises environments.

Key HCM & IT Infrastructure Skills

Workday & SAP HCM Systems

Infrastructure Automation

(Ansible, Shell)

HR Systems Security &

IAM

LDAP / AD Integration

Cloud Hosting on AWS (EC2, S3,

VPC, IAM)

Compliance: SOX, ISO,

GDPR

HR Workflow Scripting (Onboarding,

Access)

Environment Mgmt (Dev/UAT/Prod)

Splunk, CloudWatch,

Nagios

Backup & Recovery (TSM,

NetBackup)

Hybrid Infrastructure & VMware

Directory Sync & Role

Mapping

Technical Proficiencies

• HCM Platforms: Workday HCM, SAP HCM, Oracle HRMS (backend & integrations)

• Scripting & Automation: Shell (Bash/Korn), Ansible, Python, Puppet

• OS Expertise: AIX 5/6/7, Red Hat 5–8, Solaris 9/10, Windows Server 2008/2012, Ubuntu

• Cloud/DevOps Tools: AWS EC2, S3, IAM, VPC, CloudWatch, Jenkins, Git, Terraform

• Access Control Systems: LDAP, Active Directory, SAML, MFA, Kerberos

• Monitoring Tools: Splunk, AWS CloudWatch, Tivoli, Nagios

• Backup & Recovery: Tivoli Storage Manager (TSM), Veritas NetBackup, SAN/NAS systems

• Collaboration/ITSM: Jira, ServiceNow, Confluence, GitHub Professional Experience

Geocent – Baton Rouge, LA

Linux/DevOps System Administrator (HCM Systems)

Nov 2014 – Present

• Deployed and maintained infrastructure supporting Workday HCM platform across production and non-production environments.

• Developed Shell and Ansible scripts to automate HR onboarding/offboarding, aligning with Workday-triggered workflows.

• Integrated LDAP and Active Directory for secure SSO and identity management for all HR applications.

• Managed AWS EC2 and VPC environments specifically for HCM applications; provisioned IAM policies ensuring least-privilege access.

• Implemented CloudWatch and Splunk-based auditing dashboards to monitor HR data access logs, aiding in SOX & ISO 27001 audits.

• Supported HR system rollouts, scheduled maintenance windows, and failover testing for high availability.

Bellco Credit Union – Englewood, CO

Linux/Solaris/DevOps Administrator (HR Systems)

Nov 2013 – Oct 2014

• Led SAP HCM infrastructure migration to AWS, reducing latency for remote HR teams by 30%.

• Configured Active Directory and LDAP-based authentication for internal HR systems and enabled secure role provisioning.

• Created self-healing scripts for key HR environments and auto-scaled servers using Puppet and Ansible.

• Designed a backup strategy using TSM and NetBackup to safeguard all HR data in line with corporate retention policy.

CGI – Fairfax, VA

Unix/Linux System Administrator (HCM Infrastructure) Apr 2012 – Oct 2013

• Supported the full lifecycle of Oracle HRMS infrastructure, including patching, backup, and user access auditing.

• Implemented LDAP directory sync with HR employee records and created scripts for automatic user creation & deprovisioning.

• Created secure shell environments for HRIS testing and coordinated change management approvals via ServiceNow.

First Bank – Newton, KS

System Administrator (HR Applications)

Jan 2011 – Mar 2012

• Developed staging environments using Solaris Zones for internal HR testing and QA workflows.

• Maintained directory integration between AD and HR systems to enable single-sign-on.

• Automated role-based access provisioning using shell scripts, reducing manual efforts by 50%.

• Supported Oracle, SAP HCM, and internal payroll tools with backend server administration. Baltimore Gas & Electric – Baltimore, MD

System Administrator (HCM Data & Security)

Aug 2007 – Dec 2010

• Provided backend infrastructure support for payroll and HR data systems, including patching, backups, and DR.

• Enabled SSO and AD-based access control for employee tools and benefits portal.

• Participated in audits related to employee data privacy and access, ensuring 100% compliance for three consecutive years.

Education

Bachelor of Technology in Computer Science Engineering Certifications

• AWS Certified Solutions Architect – Associate

• ITIL Foundation – Service Management

• RHCE – Red Hat Certified Engineer

Professional Strengths

• Deep knowledge of HCM infrastructure integration, access control, and compliance

• Strong automation background to streamline HR lifecycle operations

• Excellent coordination with HRIS, InfoSec, and DevOps teams

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