Systems & Security Administrator — Hands-on IT for Security

Halock; Schaumburg (IL); Presencial; USD 80.000 - 110.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Health coverage

Dental coverage

401(k)

Training & certifications

Conference attendance

Descripción de la vacante

HALOCK Security Labs is seeking a Systems and Security Administrator to own end-to-end IT operations for a 50+ employee environment in Schaumburg, IL. You will administer Microsoft 365, manage identity and access, and maintain security tools across endpoints, networks, and servers.

You will work alongside security consultants in a high-trust setting, balancing on-site responsibilities with proactive maintenance, incident handling, and documentation to keep systems secure and reliable.

Formación

• 3–5 years of IT operations, systems administration, network administration, or cybersecurity support experience.
• Experience managing employee technology lifecycle activities (onboarding/offboarding/provisioning).
• Strong hands-on Microsoft 365 administration experience (Exchange Online, SharePoint, OneDrive, Entra ID, Defender, MFA, CA, license mgmt).
• Working knowledge of Active Directory, Group Policy, RBAC, IAM.
• Experience supporting monitoring cybersecurity technologies (Sophos, Proofpoint, Tenable/Nessus, Defender, Imperva).
• Experience managing network/infrastructure systems (Cisco, VMware vCenter, Windows servers, datacenters).
• Experience with backup/recovery, disaster recovery, and documentation.
• Ability to troubleshoot across endpoints, cloud services, networks, servers, and security tools.

Responsabilidades

• Own the employee technology lifecycle (onboarding, offboarding, provisioning, access removal).
• Administer Microsoft 365 services (Exchange Online, SharePoint, OneDrive, Entra ID, Defender, MFA, CA).
• Manage Active Directory and IAM to enforce least-privilege access.
• Monitor and triage security alerts, drive remediation with tools like Defender and Nessus.
• Maintain network/infrastructure (Cisco, VPNs, firewalls, VMware, Windows servers).
• Run backup, restore, and disaster-recovery processes with documentation.

Conocimientos

Microsoft 365

Active Directory

Security tooling

Network administration

Vulnerability management

Backup recovery

On-site support

Vendor management

Herramientas

Sophos Endpoint

Nessus/Tenable

Microsoft Defender

Imperva

VMware vCenter

Cisco switches

Descripción del empleo

HALOCK Security Labs is seeking a Systems and Security Administrator to own end-to-end IT operations for a 50+ employee environment in Schaumburg, IL. You will administer Microsoft 365, manage identity and access, and maintain security tools across endpoints, networks, and servers.

You will work alongside security consultants in a high-trust setting, balancing on-site responsibilities with proactive maintenance, incident handling, and documentation to keep systems secure and reliable.