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Systems Eng. Sr. Specialist Advisor

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Date: Jun 4, 2022

Location: Guadalajara, JAL, MX

Company: NTT DATA Services

Remote Systems Eng. Sr. Specialist Advisor– Active Directory/Azure AD

Role Overview

The NTT DATA Services Security organization is looking for talented security-oriented Systems SR. Engineering with strong Active Directory, DNS, DHCP, GPO, ADFS/Azure AD, MFA, SSO and related Identity skills. This role will be part of a larger dedicated security team dedicated to supporting, troubleshooting, upgrading Active Directory, Azure AD and related Identity technologies.


Role Responsibilities:

  • Active Directory designing, Architecture Solutions, Integration with platforms & Applications
  • Develop an architecture of directory solutions for Windows, Unix, and related platforms
  • Experience in consolidations of multiple forest and domains and demonstrated understanding on User accounts, machine accounts, GPOs
  • Understand the requirement and create a migration plan for any services i.e. DNS, DHCP, and Certificate Services (PKI) etc.
  • Analyzing the requirement and design a solution to fulfil the requirement with zero impact to other platforms
  • Develop a power shell scripting with AD modules or VB .Net based on the requirements
  • Manage Azure active directory design, Architect Solutions, Integration with platforms & Applications and AD connector to Azure
  • Auditing the security logs and integrating with SIEM
  • Conducting POC with multiple vendors for AD solutions and prepare detailed test cases. Create a clear recommendation document with pros and cons for senior management
  • Vulnerability Assessment and Management related to Active Directory, DNS & Windows platforms
  • Active Directory consolidations including application integration working with application teams
  • Recommend security best practices to achieve stated business objectives, advises on risk assumptions for any variances granted, and provides alternatives to achieve desired end results

Required Qualifications:

  • Minimum 8 years relevant experience in Architecture and designing, solutions & Migrating Active Directory, Azure AD ,Windows & End points
  • Strong Demonstrated experience with Active Directory migration tool or equivalent and consolidation of Global Forest and Domains. Hands on experience in successful consolidation of AD Forests and Domains
  • Must have strong hands-on experience working on Azure AD (Azure Active Directory)
  • Extensive Experience working as Azure Admin for enterprise Active Directory setup and maintenance
  • Strong experience in AD Trusts, two-way Trusts and one-way Trusts and deep knowledge of Active Directory Schemas and meta data
  • Strong Knowledge on Azure AD Identity Management & Integration with on premise
  • Strong knowledge of Azure Active Directory technologies, including authentication models, federation, Multifactor Authentication (MFA), conditional access policies and other relevant capabilities.
  • Knowledge of best practices in AD/Azure Privileged access management and modern AD/Azure Secured Administration practices
  • Strong hands-on experience in coding in PowerShell scripting
  • Strong Knowledge on IAM disciplines like PIM and Privilege Administrative Accounts PAM solutions such as CyberArk
  • Good knowledge on ADFS and Azure AD sync connectors
  • Strong familiarity with DNS Active Directory integrated, partitions and Infoblox & DHCP systems and Migration of services from Active Directory any platform
  • Demonstrated knowledge and experience in AD assessment in terms of OU delegation, GPOs, permission etc.,
  • Expertise in Active Directory versions 2003, 2008R2, 2012R2 & 2016, 2019 and Azure Active Directory
  • Good knowledge and hands on experience in setting up lab based on the solution requirements
  • Demonstrated working knowledge and hands on experience in AD disaster recovery, Replication issues and resolution using tools such as repadmin
  • Demonstrated experience in writing and applying GPOs, especially related to domain consolidations
  • Good Knowledge on Active Directory & windows audit logs and levels and SIEM integration
  • Good knowledge on Networking, firewalls, including host firewalls, DNS, DHCP, DFS & Network load balancers and Secure Global Directory or Secure LDAP
  • Good knowledge on Cryptography, certificates, PKI, symmetric, asymmetric keys, Encryption & hash algorithms
  • Good knowledge on AD authentication protocols Kerberos, NTLM, LDAP, LDAPS & LDAP-Start TLS
  • Good knowledge on Network log capturing & analyzing the network packet captures through the tools Wireshark, Tshark, Microsoft NM etc.,
  • Good knowledge on application integration with LDAP & Kerberos i.e. Keytab, krb5 etc.,
  • Good knowledge on AD migration tools like ADMT, Quest etc., knowledge on AD trusts, forest, domain tree structures, sites, DNS, GPOs, OU, FRS, DFSR.
  • Good knowledge on any Identity & Access Management tools like FIM, MIM, OIM, Quest etc.,
  • Exposure to SAML, OAuth, OpenID and other security/IAM related standards
  • Strong hands-on familiarity with host-based security solutions, Forensic & Investigation agents, and Compliance scanning and reporting, Hardening Active Directory
  • Knowledge of single sign-on, federation, active directory/LDAP, Kerberos/NTLM authentication & integrated Windows authentication
  • Good knowledge on Identity management and Role based access control, attribute-based access control & entitlement management
  • Good knowledge on power shell scripting with AD modules or VB .Net and ability to write scripts based on the requirement
  • Excellent communication skills, especially verbal and written
  • Good documentation skills to write a design & configuration documents version controls
  • Excellent Interpersonal skill and ability to work as part of a team
  • Home office for remote work
  • Ability to work some weekends and late nights performing approved changes
  • ITIL V3 or later experience, experience in writing change request and attending Change Advisory Boards (CAB) meeting
  • Experience with Security Controls and compliance


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