Senior Systems Engineer, User Support

• Candidate must have strong PowerShell 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.

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., * 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 (PowerShell/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.

Desirable Skills

• 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 including configuration and support of production systems.
• Knowledge and experience of AWS.
• Knowledge and experience of cloud-based security systems e.g. Tenable Nessus, SolarWinds, Mimecast, CrowdStrike.

Communication Skills

• Excellent interpersonal and communication skills, including strong listening skills.
• Ability to effectively communicate business and technical information to audiences with varying backgrounds.
• Ability to communicate with offshore teams and technical development teams.
• Good documentation and presentation skills.
• Ability to interact with management in a professional manner.

Leadership Skills

• Ability to effectively plan, facilitate, and participate in meetings with employees from all organizational levels.
• Effectively use teamwork to contribute to a high-moral/high-performance team culture, leading by example.
• Demonstrate the ability to work in an open way, willingness to share knowledge and resources, and to educate others within a global team.
• Effective team player and collaborator.
• Strong skills in prioritization and reprioritization to react to a dynamic environment as Arch continues to evolve.
• Results driven; ability to work independently; self-starter.
• Experience in Team Lead roles.

Education and Training

• Industry specific training or designation such as MCSA or equivalent.
• Technical degree or certifications preferred but not required.