Senior IT Systems Administrator I

Maintain a security-first mindset across identity, endpoints, SaaS, and access controls

Support and improve endpoint and infrastructure security (SentinelOne, Qualys, RBAC models)

Participate in system monitoring, incident response, and root-cause analysis

Assist with networking and infrastructure initiatives (Meraki, Cisco)

Lead and execute IT projects from design through delivery

Provide Tier-3 level troubleshooting and escalation support

Create and maintain high-quality documentation, runbooks, and knowledge base articles

Participate in a rotating on-call schedule

Ability to travel between company offices on an as-needed basis to support infrastructure projects, deployments, and on-site initiatives, including office buildouts, technology setups, and the resolution of complex on-site issues

Perform other duties as assigned, consistent with the role

5+ years in a similar role in a growing or enterprise environment

Experience supporting 1,000+ end users across multiple locations

Proven ability to operate independently and own systems without heavy oversight

Deep experience with:

Google Workspace

Okta (SAML/OIDC, SCIM, Lifecycle Management, Workflows)

Atlassian, Slack, BetterCloud

Kandji MDM (profiles, patching, library items)

Strong macOS and Windows 11 administration experience

Solid understanding of networking fundamentals (DNS, routing, hardware basics)

Strong grasp of access controls, RBAC, and security best practices

Experience applying security frameworks in day-to-day operations

Comfortable balancing security requirements with user experience

Scripting experience (Bash, PowerShell, Python)

Experience integrating or leveraging AI-driven IT tools

Prior experience in high-growth or SaaS companies

You’ll own systems, not just tickets

Heavy emphasis on automation and scale, not manual admin work

Partnership with security, engineering, and business leaders

Influence over tooling, architecture, and IT standards

Competitive salary

Comprehensive healthcare benefits

Flexible Spending Account (FSA)

Flexible work schedule

Employee Assistance Program (EAP)

Flexible Time Off and Parental Leave

Monthly, quarterly, and annual social and team building events

Monthly internet reimbursement

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All qualified applicants will receive consideration for employment without regard to race, color, religion, sex or national origin.

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Please note, we do not ask for sensitive or financial information via chat, text, or social media, and any email communications will come from the domain @harness.io. Additionally, Harness will never ask for any payment, fee to be paid, or purchases to be made by a job applicant. All applicants are encouraged to apply directly to our open jobs via our website. Interviews are generally conducted via Zoom video conference unless the candidate requests other accommodations.

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