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Sr. IT Specialist, Active Directory

Company: Linde
Location: Danbury
Posted on: January 16, 2022

Job Description:

Sr. Specialist, Directory Service Operations

Linde is a leading global industrial gases and engineering company with 2020 sales of $27 billion ( -24 billion). We live our mission of making our world more productive every day by providing high-quality solutions, technologies and services which are making our customers more successful and helping to sustain and protect our planet. The company serves a variety of end markets including chemicals & refining, food & beverage, electronics, healthcare, manufacturing, and primary metals. Linde's industrial gases are used in countless applications, from life-saving oxygen for hospitals to high-purity & specialty gases for electronics manufacturing, hydrogen for clean fuels and much more. Linde also delivers state-of-the-art gas processing solutions to support customer expansion, efficiency improvements and emissions reductions. For more information about the company, please visit our website at www.lindeus.com .

Accountable to provide on-going support & development as a subject matter expert on Active Directory, and related Authentication methods supporting 60k AD users with 20k in the Americas. Required to participate in the Global Projects as a key project member, mainly in Active Directory to further consolidate the AD domains across Linde plc including NuCo2, S-LATAM and N-LATAM and continuously improve the security setup in Identity & Access Management (IAM) and Authentication area.

Key Accountabilities

  • Technical expert on Active Directory, Azure AD, PKI, Federation Services (Authentication)
  • Core technical expert to manage, run and develop Global Directory Services in a secure manner
  • To provide on-going support, accountable for global operations & 24*7 support
  • Required to participate in the Global Projects as a key project member, mainly in Directory Services area e.g. Americas Workplace Program (AWP), PKI, AD integrated DNS, Authentication, Azure AD, etc.
  • Operational responsibility of IAM platform operations e.g. supporting employee registration process, Joiner/Leaver process, SOX compliance in IAM area
  • Simultaneously required to handle implementation of new technologies within Global IT service area.
    Key Interfaces
    • Business Process Specialists
    • Security Operations
    • Support Teams within the organization
    • Third Party Vendors/ Technology Partners
    • Project Managers
    • Linde Process Teams - i.e. IT Service Management, Service Quality Management, others
    • Application Teams to connect SoX relevant apps


      • Associates' degree or equivalent experience in lieu of degree
      • Formal training and/ or Certification in AD/Azure AD/ PKI / IAM & relevant Microsoft Technologies will be preferred.
      • Should have overall 6 - 10 years of relevant IT experience working with reputed companies
      • Good Technical Knowledge in Active Directory, Azure AD, IAM, PKI, Federation Services and Windows Server Infrastructure.
      • Experience in virtual working in a globally distributed team and for global business across multiple time zones
      • A superior knowledge and demonstrated technical proficiency in Microsoft Authentication areas (Active Directory, Azure AD, PKI and Federation Services) with experience in managing medium to large environments.
      • Experience in installing, configuring, and troubleshooting Active Directory & Azure AD, PKI and Federation Services, conducting hands-on evaluation and testing of Authentication related technologies, and dealing with vendors/partners to resolve technical issues.
      • Working knowledge of Active Directory and its integration with Microsoft PKI, Azure AD & ADFS
      • Experience with certificate-enabled applications, such as SSL/TLS, S/MIME, authentication, EFS, 802.1X, Code Signing, etc.
      • Experience in managing, troubleshooting Windows domain services (AD, DNS, DHCP, GPO) and Networking and Windows Servers.
      • Monitoring, Management and Maintenance of the Active Directory, Azure AD, PKI and Federation Services using SCOM /System Center modules.
      • Some experience with Microsoft Cloud and Azure
      • Some experience with a renowned IAM tool and good conceptual awareness of processes around access management especially joiner and leaver
      • Developing documentation for AD infrastructure and SOPs, known errors, solutions, major incident reports that will help in continuous improvement.
      • Strong technical and non-technical communication skills both written and spoken
      • Self-motivated, Team Player, can take technical lead role in a critical project with the ability to learn and work in a meticulous and organized manner
      • Good communication skills required to effectively coordinate with other IT functions and with peers across multiple locations working in different time zones
      • Confirmed analytical skills, together with the ability to think "outside the box".
      • Mobility - Willing to travel on demands of the job, based on discussion and pre-agreement
      • Flexibility - Willing to work flexible hours based on job or project requirement from time-to-time
      • Willingness to be available for On-Call 24x7 support
      • Providing global services as a part of the team requiring supporting services spanning across geographies and time zones.
        All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, disability, protected veteran status, pregnancy, sexual orientation, gender identity or expression, or any other reason prohibited by applicable law.

Keywords: Linde, Danbury , Sr. IT Specialist, Active Directory, Other , Danbury, Connecticut

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