Tier 2 Systems Administrator

🕒 Julho 10, 2025

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3500 Square

SiteLinkedInTodas as Vagas

11 - 50 funcionários

Fundada em 2023

🔒 Cibersegurança

🤝 B2B

🏛️ Governo

Cybersecurity • B2B • Government

A 3500 Square é uma pequena empresa de negócios (SDVOSB) certificada pela SBA e de propriedade de veteranos com deficiência em serviço, fundada por um veterano do Exército dos EUA, que fornece serviços especializados de TI para otimizar operações, modernizar tecnologia e reduzir custos para seus clientes. Com mais de 25 anos de experiência em TI, a empresa se especializa em serviços gerenciados de TI, desenvolvimento de software, gerenciamento de nuvem, design e implementação de redes e cibersegurança, além de oferecer suporte ao cliente bilíngue e consultoria em TI. Como uma empresa pequena e diversa (8(a), HubZone, MBE, SDB), a 3500 Square enfatiza soluções personalizadas e sob medida para clientes empresariais e governamentais a fim de atender a objetivos específicos e necessidades de conformidade.

Descrição

• Provide 24x7 operational support and maintenance for enterprise infrastructure, including servers, firmware, software, and MED365 tenant environments. • Troubleshoot and resolve issues involving server patches, software conflicts, configurations, and maintenance activities. • Utilize DoD Information Assurance tools to validate patching and security control compliance. • Manage Active Directory user accounts: create, modify, recover, restore AD objects, and administer Group Policy Objects (GPOs). • Perform Azure AD user and access management, including monitoring resource usage and permissions. • Support mobile device management and end-user computing issues, including device resets, configuration, and Device Approval Requests (DAR). • Conduct GPO-related troubleshooting, security group management, and GPO application monitoring. • Administer enterprise systems, including data recovery, password management, and machine unlock operations. • Escalate complex issues to Tier 3 and manage communication for de-escalation back to Tier 1 support. • Monitor enterprise infrastructure using tools such as SCOM, Quest Suite, and related monitoring solutions to detect and respond to anomalies. • Produce technical documentation including Unscheduled Downtime Reports (UDRs), Situation Reports (SITREPs), After Action Reports (AARs), and service interruption records. • Administer eDiscovery operations in MED365, supporting data collection, preservation, processing, and purging for litigation, security incidents, and audits.

🎯 Requisitos

• Hands-on experience in enterprise-level system administration, supporting both on-premise and cloud environments. • Proficiency with Active Directory administration, GPO management, and Windows Server technologies. • Strong troubleshooting skills for server patching, system conflicts, and security compliance. • Familiarity with monitoring tools such as SCOM or Quest Suite. • Excellent written and verbal communication skills. • Ability to obtain and maintain a Public Trust (Tier 3/NACLC) clearance. • Education – Bachelor’s degree in Information Technology, Cybersecurity, Data Science, Information Sciences, or Computer Science • Bachelor’s degree may be substituted with four (4) years of experience in IT Support roles. • Certifications – Must possess at least one of the following certifications: Security+ CE, CCNA Security, CySA+, GICSP, GSEC or SSCP. • Preferred Certification – At least one of the following certifications: Microsoft 365 Certified: Fundamentals OR Microsoft Certified: Azure Fundamentals.