IT Systems and Security Engineer jobs in United States
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Dialight · 7 hours ago

IT Systems and Security Engineer

Dialight is seeking an IT Systems and Security Engineer responsible for supporting and improving IT operations and security. This role involves overseeing help desk activities, managing identity access systems, and ensuring a secure IT environment while collaborating with internal teams and vendors.

ElectronicsLightingSustainability
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H1B Sponsor Likelynote

Responsibilities

Serve as front line escalation for desktop issues
Help manage ticket queues, priorities, and service levels
Identify recurring issues and drive root-cause remediation
Maintain documentation, knowledge base articles, and standard operating procedures
Serve as front line escalation for help desk issues
Administer Active Directory (users, groups, GPOs, permissions)
Manage Microsoft 365 services including Entra ID (Azure AD), Exchange Online, Teams, and SharePoint
Support user lifecycle management (onboarding, offboarding, role changes)
Manage authentication, MFA, conditional access, and least privilege access models
Support Windows Server infrastructure (patching, monitoring, basic configuration)
Perform basic network administration (switches, firewalls, VLANs, DNS, DHCP, VPN)
Manage backup and recovery systems; perform regular test restores
Coordinate with vendors/MSPs for advanced infrastructure or network needs
Monitor system health and capacity to ensure availability and performance
Implement and maintain endpoint security (EDR/XDR), email security, and basic SIEM monitoring
Perform vulnerability scanning and track remediation efforts
Support incident response activities, including documentation and lessons learned
Assist with security awareness initiatives and policy enforcement
Support audits and compliance efforts (NIST, GDPR, SOC/2 & ISO Controls)
Maintain system diagrams, asset inventories, and security documentation
Recommend and implement improvements to tooling, processes, and controls

Qualification

Active DirectoryMicrosoft 365Information SecurityWindows ServerNetworkingBackupRecoveryEndpoint SecurityCloud SecurityVulnerability ManagementSecurity Frameworks

Required

2-3 years of experience in systems administration, security and IT operations
Hands-on experience with Active Directory and Microsoft 365 administration
Working knowledge of Windows Server environments
Basic networking knowledge (firewalls, switching, DNS, DHCP, VPN)
Experience with backup and recovery solutions
Experience with endpoint security, EDR/XDR, vulnerability management and general information security principles (Infosec & Cyber Security)
Familiarity with security frameworks (NIST, GDPR, SOC/SOC2 & ISO Controls)

Company

Dialight

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Dialight plc is a British-based electronics business specialising in light-emitting diode lighting for hazardous locations.

H1B Sponsorship

Dialight has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (2)
2024 (2)
2022 (2)
2021 (1)

Funding

Current Stage
Public Company
Total Funding
$13.35M
2023-09-27Post Ipo Equity· $13.35M
1993-11-09IPO
Company data provided by crunchbase