Senior IT System Administrator

QuEra Computing Inc.; Boston (MA); On-site; USD 175,000 - 200,000; Full time

Benefits offered by this job

Equity grants for all new hires

Job summary

QuEra Computing Inc. is seeking a Senior IT System Administrator to design, deploy, and support our hybrid, multi-cloud infrastructure. You’ll help secure, scale, and optimize IT services while improving processes, tooling, and end-user experience.

The role requires 7–10+ years managing hybrid environments and strong scripting, networking, and IAM skills. We offer equity grants and a competitive compensation package, with a commitment to diversity and equal opportunity.

Qualifications

• 7–10+ years managing hybrid environments (Windows/Linux/AD, firewalls, routers).
• Advanced networking and hands-on routing protocol knowledge.
• Proven experience implementing NAC solutions (e.g., Cisco ISE, Aruba ClearPass).
• Scripting ability to automate operational workflows (PowerShell, Python, Bash).
• Familiar with IAM policies and access controls across cloud and on‑prem.
• Experience with MDM/endpoint management and monitoring tools.
• Solid security/compliance practices and audit readiness.
• Strong troubleshooting across Windows, macOS and mobile devices.
• Excellent communication, documentation and organization.

Responsibilities

• Administer our hybrid, multi-cloud infrastructure.
• Manage network connectivity across cloud and on-prem, including VPNs and transit gateways.
• Administer NAC to enforce policy-based access.
• Manage IAM policies and RBAC across environments.
• Build automation scripts to improve provisioning and CI/CD pipelines.
• Remediate vulnerabilities and harden systems.
• Support audits against SOC 2, ISO 27001, and related frameworks.
• Manage user accounts, GPO, SSO, and device identity provisioning.
• Serve as escalation point for complex issues.
• Contribute to knowledge bases, runbooks and process docs.
• Collaborate with business teams to drive IT improvements.

Skills

Hybrid environments

Advanced networking

NAC solutions

Scripting

IAM policies

MDM management

Monitoring tools

Security/compliance

Troubleshooting

Certifications

Tools

PowerShell

Python

Bash

Job description

We're seeking a Senior IT System Administrator to join our North America IT team. In this hands-on role, you'll help design, deploy, and support our multi-cloud and hybrid infrastructure, to ensure secure, reliable and scalable services while driving improvements to IT processes, tooling, and the overall end-user experience.

What You’ll Do:

• Administer our hybrid, multi-cloud infrastructure
• Manage network connectivity across cloud and on-prem environments, troubleshooting BGP and OSPF configurations for site-to-site connectivity, VPN and Direct Connect/ExpressRoute links, transit gateways, and multi-region network architecture.
• Administer secure Network Access Control (NAC) to govern how users, devices, and endpoints authenticate.
• Manage IAM policies and role-based access across software, services and on-prem environments,
• Build automation scripts and tooling to improve IT processes, streamline provisioning, and support CI/CD pipelines for infrastructure changes.
• Vulnerability remediation, harden systems against emerging threats
• Maintain IT security best practices and support audits against relevant compliance frameworks (e.g., SOC 2, ISO 27001).
• Administer provisioning/deprovisioning of user accounts, GPO, conditional access, SSO (SAML/OIDC), and device identity.
• Serve as the escalation point for complex issues
• Contribute to knowledge base articles, runbooks and process documentation
• Collaborate with business leads/teams to drive improvements

What We’re Looking For:

• 7–10+ years of managing hybrid environments (Windows Server, Linux, Active Directory, firewalls, routers/switches) alongside AWS/Azure/GCP cloud-native resources.
• Advanced networking, hands-on knowledge of routing protocols.
• Hands-on experience implementing secure Network Access Control (NAC) solutions (e.g., Cisco ISE, Aruba ClearPass, or similar) to enforce authenticated, policy-based access for users and devices.
• Strong scripting ability in PowerShell, Python, and/or Bash to automate operational workflows.
• Familiarity with MDM/endpoint management tools (JAMF, Intune)
• Familiarity with monitoring/observability tools (CloudWatch, Splunk, Datadog)
• Solid understanding of core security and compliance practices
• Strong troubleshooting skills across Windows, Mac, and mobile devices
• Excellent communication, documentation and organizational skills
• Relevant certifications are a plus: AWS Certified Solutions Architect / SysOps Administrator, Microsoft Certified: Azure Administrator Associate or Azure Solutions Architect Expert, Cisco CCNP/CCIE

The approximate base salary range for this position is $175,000-$200,000

We consistently monitor external market data and update base salary ranges accordingly. We determine base compensation decisions on several factors, including as geographic placement, role-specific knowledge, skills, and/or experience. In addition to our base salary offerings, we also provide equity grants for all new hires.

QuEra is committed to cultivating a diverse work environment and is proud to be an equal opportunity employer. We highly value diversity in our current and future employees and do not discriminate (including in our hiring and promotion practices) based on race, religion, color, national origin, gender, gender expression, sexual orientation, age, marital status, veteran status, disability status, or any other characteristic protected by law.