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Bank Of America Site Reliability Engineer
United States, New Jersey, Jersey City
791151102

Yesterday

Job Description:

This job is responsible for partnering with engineering and technology teams to improve reliability and observability for the services it supports. Key responsibilities include planning and implementing instrumentation, tooling, ticketing, alerting and on call routines as defined in observability designs, and engaging in production triage and Problem Management. Job expectations include supporting code enhancements to automate services and improve reliability and observability while expanding knowledge to identify gaps in the observability design or implementation.

The Active Directory Infrastructure Operations (ADIO) team is seeking a highly skilled Active Directory (AD) Subject Matter Expert (SME) to support and maintain a large-scale corporate enterprise environment. This role requires deep expertise in AD authentication services and infrastructure, with a focus on ensuring reliability, security, and optimal performance.

Responsibilities:

Provide expert-level support for Active Directory authentication services, ensuring high availability and security of AD environments across multiple domains and forests
Diagnose and resolve complex authentication and authorization issues across domain and cross-forest environments
Perform root cause analysis (RCA) and defect identification for production issues, coordinating fixes and managing code deployments
Maintain the health of AD-related infrastructure and services, including replication, domain controllers, and security policies
Manage Group Policy Objects (GPOs) and troubleshoot policy conflicts, permissions issues, and security configurations
Monitor and respond to AD security incidents, escalating when necessary and working to mitigate risks proactively
Automate routine tasks using PowerShell, VBScript, or other scripting technologies to improve operational efficiency
Perform installation, configuration, and lifecycle management of Active Directory and related systems
Work collaboratively with global IT teams, including application support teams, network engineers, and security teams, to ensure AD services are optimized and aligned with business needs
Support Active Directory operations in DMZ environments, ensuring secure authentication across firewalled networks
Implement and follow ITIL best practices, ensuring change management and incident response align with industry standards
Document AD infrastructure, policies, configurations, and troubleshooting procedures to support knowledge sharing and operational efficiency
Manage and oversee onshore and offshore contractors, delegating tasks to improve team efficiency
Infrastructure Monitoring including Alert and Capacity

Required Qualifications:

5+ years of hands-on experience supporting Active Directory authentication services in large-scale enterprise environments
Expertise in multi-domain and multi-forest AD environments, including cross-domain authentication and trust relationships
Proficiency in AD troubleshooting tools such as DCDiag, Netdiag, Repadmin, and DFRSdiag
Strong understanding of Group Policy Object (GPO) management, including troubleshooting GPO-related issues
Experience working with Windows Server 2012, 2016, and later versions
Hands-on experience with PowerShell and/or VB scripting to automate administrative tasks and resolve complex issues
Experience with AD Domain Name System (ADDNS), Dynamic Host Configuration Protocol (DHCP), and Distributed File System (DFS)
Knowledge of enterprise storage, network infrastructure, and virtualization technologies (SCVMM/Hyper-V, VMware)
Strong understanding of security best practices, including Kerberos authentication, NTLM, AD Federation Services (ADFS), and multi-factor authentication (MFA)
Experience working with SQL databases in relation to AD-integrated applications
Familiarity with ITIL processes, including incident, change, and problem management

Desired Qualifications:

Experience supporting HP/Dell server platforms in an enterprise environment
Microsoft System Center Configuration Manager (SCCM) experience
Experience using Splunk for log analysis and security event monitoring
Familiarity with Active Directory Certificate Services (ADCS) and Public Key Infrastructure (PKI)
Experience working in hybrid AD environments with Azure Active Directory (Azure AD) and cloud-based authentication services

Skills: