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:
Collaborate with stakeholders to gather and analyze system requirements, translating business needs into technical solutions
Lead architectural design and integration of enterprise systems, with a focus on identity management (SSO/SCIM) and cloud platforms (AWS, Azure)
Ensure integration of DNS, email security (SPF, DKIM, DMARC), and device management tools such as Kandji MDM, Intune MDM, and NinjaOne MD
Provide technical guidance and mentorship to development teams, architects, and engineers
Establish and enforce architectural standards, best practices, and guidelines
Develop and enforce IT security frameworks (e.g., NIST CSF, SOC 2)
Oversee and improve deployment of security tools including SentinelOne, Zscaler, Mimecast, and Datadome
Act as a key stakeholder in DNS management, brand protection, and email deliverability
Lead the change control board for SaaS products and serve as a stakeholder for approvals
Qualifications:
Bachelor's degree in Computer Science, Information Technology, or related field, or equivalent experience
7+ years of progressive experience in IT systems and security administration, with at least 2 years in a senior or lead capacity
Proficient in cloud platforms (AWS and Azure)
Strong experience with enterprise applications such as Microsoft 365, Google Workspace, Slack, and Zendesk
Hands-on experience with identity management, including SSO and SCIM
Expertise in DNS, SPF, DKIM, DMARC, and email security best practices
Familiarity with MDM solutions such as Kandji, Intune, and NinjaOne
Experience managing Zscaler, Cisco Meraki, and Zero Trust principles
Solid understanding of IT security standards (NIST CSF, SOC 2)
Comfortable supporting Kubernetes clusters and Microsoft 365 tenant administration
Strong interpersonal and communication skills, with experience mentoring cross-functional teams