Senior Network and System Engineer
3 days ago
Senior Network and System Engineer
Job Summary:
We are seeking an experienced Senior Network and System Engineer to design, implement, and maintain enterprise IT infrastructure with a focus on Microsoft services and networking hardware. The ideal candidate will have expertise in Active Directory, DNS, DHCP, CA Servers, File Servers, Microsoft 365, and network switches from Aruba and Juniper. Additionally, familiarity with PCI DSS compliance and PBX systems is required to ensure secure and efficient operations across our IT and voice communication environments.
Responsibilities:
- Design, deploy, and manage Microsoft infrastructure services such as Active Directory, DNS, DHCP, Certificate Authority (CA) server, File Server, and Microsoft 365.
- Administer and optimize Microsoft 365 services including Exchange Online, Teams.
- Configure and manage network switches and routers, specifically Aruba and Juniper hardware.
- Troubleshoot complex systems and network issues, performing root cause analysis to ensure high availability.
- Collaborate with cross-functional teams to deliver integrated technology solutions.
- Plan and execute upgrades, patching, and migrations for Microsoft services and network equipment.
- Stay updated with emerging Microsoft and network technologies, recommending improvement measures.
- Familiarity with PCI DSS compliance standards and the ability to implement and maintain network and system security controls to protect cardholder data.
- Knowledge of ongoing PCI compliance activities such as documentation, monitoring, patching, and audit preparation.
- Manage, configure, and support enterprise PBX and VoIP telephony systems.
Skills and Qualifications:
- Minimum 4 years of experience in Microsoft system and network engineering.
- Deep expertise in Windows Server environments, Active Directory, Group Policy, DNS, DHCP, CA server, and file servers.
- Strong knowledge and hands-on experience with Microsoft 365 administration and cloud services.
- Proficiency in configuring and managing Aruba and Juniper network switches and routers.
- Solid understanding of network protocols (TCP/IP, BGP, VLANs).
- Familiarity with PBX systems and VoIP technologies, including installation, configuration, and support.
- Experience with network security practices and tools.
- Excellent problem-solving, communication, and teamwork skills.
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