Job Title: Senior System and Security Administrator
Location: Boston, MA
Reports To: VP, IT
The Senior System and Security Administrator will lead IT infrastructure strategy, focusing on designing, implementing, and managing robust, scalable, and secure systems. This senior-level role involves shaping the architecture across cloud, identity, security, and enterprise applications, ensuring all IT solutions align with organizational growth strategy and cybersecurity priorities. The organization follows a cloud- and SaaS-first model, requiring familiarity with a variety of SaaS products.
Responsibilities:
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Collaborate with stakeholders to gather and analyze system requirements, translating business needs into technical solutions
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Lead architectural design and integration of enterprise systems, with a focus on identity management (SSO/SCIM) and cloud platforms (AWS, Azure)
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Ensure integration of DNS, email security (SPF, DKIM, DMARC), and device management tools such as Kandji MDM, Intune MDM, and NinjaOne MD
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Provide technical guidance and mentorship to development teams, architects, and engineers
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Establish and enforce architectural standards, best practices, and guidelines
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Develop and enforce IT security frameworks (e.g., NIST CSF, SOC 2)
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Oversee and improve deployment of security tools including SentinelOne, Zscaler, Mimecast, and Datadome
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Act as a key stakeholder in DNS management, brand protection, and email deliverability
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Lead the change control board for SaaS products and serve as a stakeholder for approvals
Qualifications:
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Bachelor's degree in Computer Science, Information Technology, or related field, or equivalent experience
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7+ years of progressive experience in IT systems and security administration, with at least 2 years in a senior or lead capacity
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Proficient in cloud platforms (AWS and Azure)
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Strong experience with enterprise applications such as Microsoft 365, Google Workspace, Slack, and Zendesk
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Hands-on experience with identity management, including SSO and SCIM
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Expertise in DNS, SPF, DKIM, DMARC, and email security best practices
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Familiarity with MDM solutions such as Kandji, Intune, and NinjaOne
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Experience managing Zscaler, Cisco Meraki, and Zero Trust principles
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Solid understanding of IT security standards (NIST CSF, SOC 2)
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Comfortable supporting Kubernetes clusters and Microsoft 365 tenant administration
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Strong interpersonal and communication skills, with experience mentoring cross-functional teams
