Systems Administrator

Old Greenwich, Connecticut

JSR Tech Consulting
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Onsite 5 days a week. Looking for a can do attitude, someone who wants to learn and grow. Prefer a 5-10 year candidate but if you think someone more seasoned would be a good fit, let me know

Required skills:
  • In-depth knowledge of Microsoft Windows Server, Active Directory, MS 365 Cloud, MS Teams, Multi-Factor Authentication.
  • General Linux administration in an enterprise setting.
  • Experience with VMware vSphere virtualization.
  • Strong understanding of email flow and mail security, including routing, spam, malware, and DLP.
  • Strong understanding of networking concepts and protocols (TCP/IP, DNS, DHCP, VLANs, etc.), coupled with experience in configuring, monitoring, and managing firewalls to secure corporate network, enforce access controls, and protect against unauthorized access and cyber threats.
  • Familiarity with scripting languages (e.g., PowerShell, Python, Bash) for automation and task scheduling.
  • Excellent problem-solving skills and attention to detail.
  • Strong communication and interpersonal skills, with the ability to effectively communicate technical concepts to non-technical stakeholders.
  • Proficient in managing server hardware, including installation, configuration, and maintenance of physical servers, as well as ensuring proper wiring and cabling for optimal performance and reliability.
Desirable background:
  • Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent experience).
  • Proven experience as a Systems Administrator or similar role, with at least 5 years of experience working with enterprise-level IT infrastructure.
  • Experience with cloud computing platforms such as AWS, Azure is a plus.
  • Experience with configuration management tools such as Ansible is beneficial.
Date Posted: 13 April 2025
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