Senior Systems Engineer, User Support

Get AI-powered advice on this job and more exclusive features.

With a company culture rooted in collaboration, expertise and innovation, we aim to promote progress and inspire our clients, employees, investors and communities to achieve their greatest potential. Our work is the catalyst that helps others achieve their goals. In short, We Enable Possibility℠.

The Senior Systems Engineer (Team Lead) is responsible for the administration and operation of the firm’s infrastructure. This role requires an in-depth knowledge of Active Directory, Azure, MFA, VMware ESX, Windows security, and related technologies. The candidate will be part of the Cloud & Compute Engineering group. Candidate must be a self‑starter, well‑organized, self‑motivated, and have strong communication skills. This position works very closely with the Cloud, Compute and Messaging Engineering Teams and Senior Systems Engineers of IT Operations.

• Candidate must have strong Power Shell scripting experience and operational responsibility over Active Directory, DNS, DHCP and PKI services.
• Strong Azure IaaS + PaaS and Office 365/Exchange Online experience.
• Install and maintain hardware and software on a virtualized Windows network.
• Develop processes and procedures to ensure managed environments maintain the highest levels of availability, security, and quality.
• Lead the security work stream of Active Directory consolidation program; identify risks and provide guidance regarding remediation of gaps, facilitating delivery of a hardened and sustainable AD environment. Deliver scripted solutions to assist with discovery and remediation of ad‑hoc security gaps.
• Follow all set procedures and policies pertaining to the Change Management system.
• Develop capacity forecasts for managed environments that are proactive and prevent problems prior to outages.
• Manage "crisis situations" to a satisfactory conclusion (even under stress).
• Provide guidance on topics broadly related to information security risk and compliance.
• Serve as escalation point and provide troubleshooting guidance and direction in resolution of escalated issues or complex production, application or system problems.
• Candidate must be able to accommodate schedule flexibility to deal with escalations and occasional changes during non-core business hours.

• A minimum of 5 years of relevant experience supporting a production environment.
• At least 3 to 5 years of relevant practical experience managing/troubleshooting authentication services.
• At least 5 years of strong automation experience (Power Shell/Scripts/Terraform).
• At least 5 years of advanced level Active Directory experience.
• Knowledge of AKS, Kerberos, LDAP, Active Directory, DNS, DHCP.
• Experience with implementation of backup/restore and disaster and recovery strategies.
• Strong familiarity with security issues surrounding network computing and experience in implementation of security systems and controls.
• Strong knowledge of MFA, Enterprise Apps, IaaS and PaaS in MS Azure.
• Expert knowledge of Active Directory, GPOs in a Windows Server 2019/2016 environment.
• Significant experience with Windows operating systems scripting and troubleshooting.
• Experience with user and security administration in the Windows environment.
• Extensive experience with maintenance and administration of VMware virtualized systems.
• Knowledge of Microsoft Exchange, HP Proliant Servers (incl. iLO) is preferable.
• Knowledge of Microsoft Windows and non‑Windows Server architectures, virtualization technologies.
• Technologist mindset with aptitude to work on complex projects, possessing organization, time‑management and multitasking skills.
• Excellent written and oral communication skills with ability to cross‑train team members.
• Strong ability to adapt to an extremely dynamic environment comprising of high degree of complexities and priorities.

• Knowledge and experience of LAN/WAN/Firewall/VPN network technologies.
• Knowledge and experience of Citrix Virtual Apps and Desktop configuration and support in production environments.
• Knowledge and experience of Linux.
• Knowledge and experience of load balancing technologies…