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Enterprise Electrical is seeking a Senior IT Infrastructure Engineer to provide technical ownership of the company’s Microsoft 365 environment, identity and access management, endpoint management, network infrastructure, cybersecurity controls, and data protection and recovery capabilities. As Enterprise Electrical continues to expand its internal IT department, this role will be responsible for designing, administering, documenting, and continuously improving secure, reliable technology infrastructure that supports corporate offices, company facilities, and active construction job sites.
Working closely with the company’s Managed Service Provider (MSP), the Senior IT Infrastructure Engineer establishes infrastructure standards, guides security and operational improvements, coordinates technical projects, and ensures that systems align with business objectives, cybersecurity requirements, and operational needs. This role serves as the organization's internal infrastructure subject matter expert, focusing on architecture, security, resilience, governance, and long-term technology strategy while supporting escalated operational issues as needed.
Key Responsibilities
Microsoft 365, Identity & Endpoint Management
Design, administer, and maintain Microsoft 365 tenant architecture and configuration standards across Microsoft Entra ID, Exchange Online, Teams, SharePoint, OneDrive, and Intune.
Manage identity lifecycle processes, including onboarding, role changes, offboarding, guest access, directory services, and hybrid synchronization where applicable.
Administer least-privilege access models, privileged roles, service accounts, emergency access procedures, and MSP administrative access.
Design, test, deploy, and maintain Conditional Access policies supporting multifactor authentication (MFA), device compliance, location-based policies, and risk-based access controls.
Manage Microsoft Intune enrollment, Autopilot deployments, compliance policies, security baselines, application deployment, endpoint protection, encryption, and update management.
Configure and maintain Microsoft Defender for Office 365 capabilities, including anti-phishing, Safe Links, Safe Attachments, quarantine management, and email security standards.
Implement and support Microsoft Purview capabilities, including sensitivity labels, retention policies, data loss prevention (DLP), and information governance controls.
Monitor Microsoft Secure Score, tenant health, and security recommendations while prioritizing remediation initiatives based on business risk.
Security & Operational Resilience
Develop and maintain security baselines across identities, endpoints, servers, networks, and email systems using industry best practices and security frameworks.
Translate cyber insurance requirements and customer security obligations into enforceable technical controls.
Administer endpoint protection, vulnerability remediation, patch management, and security monitoring processes.
Coordinate security investigations, alert triage, containment activities, and remediation efforts with the MSP.
Conduct recurring privileged access reviews and account audits for employees, vendors, guest users, service accounts, and MSP personnel.
Maintain incident response documentation, technical runbooks, and recovery procedures.
Participate in tabletop exercises, security reviews, and operational readiness assessments.
Standard office equipment and approved network testing tools.
Required personal protective equipment (PPE) when visiting jobsites.
What We Value
At Enterprise Electrical, we are committed to
Safety First, Safety Always
Committed to Excellence
Plan It, Do It, Own It
Learn It, Know It, Teach It
One Team, One Goal
Positive Attitude Required
Our Core Purpose: Building Relationships to Enrich Lives
Apply Today
If you are an experienced infrastructure professional passionate about cybersecurity, Microsoft technologies, enterprise networking, and operational excellence, we encourage you to apply for the Senior IT Infrastructure Engineer position at Enterprise Electrical. This role offers the opportunity to shape the future of the company's internal IT operations, strengthen cybersecurity posture, build scalable infrastructure, and support a growing organization operating across corporate offices, facilities, and active construction projects.
Equal opportunity and legal
Reasonable accommodations may be made to enable qualified individuals with disabilities to perform essential job functions.
