Systems Engineer

The Systems Engineer will participate in the delivery, implementation, and maintenance of system and network solutions to support the continuous operations of AIS and its affiliated companies. From design to operations, this person will be an integral part of the gathering of network requirements, development of planning and design documents, and the implementation of solutions to support company needs. Will be responsible for the performance and availability of server & network services including monitoring, installing, testing, maintaining, troubleshooting, securing server & network equipment and facilities.

The Systems engineer will need comprehensive documentation skills to manage, maintain, and troubleshoot complex IT environments. This documentation should cover network infrastructure, system configurations, security protocols, and operational procedures. Key areas include device details, network topology, security policies, and incident response plans.

This position will report to the Vice President of IT and will be part of a team of systems and network infrastructure engineers that deliver solutions which are always available. Because we are a multinational corporation operating around the clock in one place or another, he/she must also be willing to be on call to provide support and scheduled off-hour maintenance services in a 24×7 environment as necessary.

This is an in-office position located in our Houston, Texas office.

It is required that this position understands and adheres to all Company policies including but not limited to security, trade secrets and confidentiality of all information.

• Design, deploy, and maintain functional networks (LAN, WLAN, WAN), including the installation, setup, and configuration of switches and LAN devices with VLAN routing and switching.
• Configure and install servers and SANs and implement and maintain VMware and Site Recovery/replication (SRA) environments.
• Administer Sonic Wall firewalls and ZTNA and set up and maintain site-to-site and client-to-server VPN systems.
• Monitor network performance, capacity, and integrity, and recommend improvements to performance, capacity, and scalability.
• Support migration from internally hosted infrastructure to colocation and cloud services, including Microsoft 365 and Amazon Web Services (EC2).

• Maintain Data Center operational integrity and ensure equipment reliability through regular maintenance and break-fix support.
• Monitor and manage Data Center backup power, including UPS maintenance and generator reliability.
• Manage and monitor facility security systems — access controls, CCTV/camera systems, and fire suppression — issue facility access badges and conduct physical security checks.
• Serve as the first point of contact for end-user support requests received via phone, Microsoft Teams, and email; log, track, and resolve all work as tickets in the IT service desk system; and elevate unresolved issues to the appropriate tier.
• Provide Tier 1 and Tier 2 support for laptops, desktops, and mobile devices (Windows, macOS, and iOS), and troubleshoot core business applications, including email, collaboration, file storage, and other line-of-business software.
• Support printers and VPN clients, deliver remote and on-site issue resolution, and locate or remotely wipe lost or stolen devices.
• Perform initial setup and imaging of laptops and desktops for new and replacement deployments.
• Maintain and administer phone systems.
• Maintain technical documentation, knowledge base articles, and standard operating procedures for recurring requests.

• Manage the full user account lifecycle — creation, changes, and offboarding (session revocation, account disable, and mailbox transfer) — across Active Directory and multiple Microsoft 365 / Entra , including hybrid environments.
• Perform password and multi-factor authentication resets, and manage license, group, and distribution list assignments.
• Review sign-in and user risk reports, remediate confirmed threats (forced password reset, session revocation), document dispositions, and elevate suspicious or…