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Tier 3 Systems Administration Support Service

3500 Square

Location
Remote (US)
Workplace
Remote
Job type
Full-time
Posted
Today
Source
Himalayas
Apply on company site
Tier 3 Systems Administration Support Services | Systems Administrator II Location: Remote – Available across U.S. and Puerto Rico Clearance Level: Public Trust (ADP/IT-II); Tier 3 Investigation (NACLC) Citizenship: U.S. Citizenship required Summary We are seeking candidates for a potential opportunity as Tier 3 Systems Administrator to join our team supporting a large-scale federal IT environment. This role provides advanced-level enterprise administration and engineering support across hybrid cloud and on-premise infrastructures, ensuring secure and scalable operations for critical IT services. Key Responsibilities - Manage and sustain enterprise services such as Active Directory (AD), Microsoft Entra ID (Azure AD), System Center Operations Manager (SCOM), and the Quest tool suite to ensure availability and scalability across the enterprise. - Implement schema extensions, manage Group Policy Objects (GPOs), domain trusts, and Organizational Unit (OU) configurations using Quest and other enterprise tools. - Provide advanced support and optimization for cloud environments, including MED365 Azure services, eDiscovery, and Exchange Online. - Ensure authentication, synchronization, user provisioning, and encryption compliance across both AD and cloud-based systems. - Monitor and manage data encryption services; deploy encryption clients and enforce compliance with enterprise and DoD encryption standards. - Customize enterprise monitoring rules and produce performance metrics related to uptime, downtime, and overall system health using tools like SCOM. - Develop and execute disaster recovery procedures and ensure compliance with Security Technical Implementation Guides (STIGs) for monitoring infrastructure. - Support PKI/PKE integration and compliance per DoDI 8520.02 requirements. - Manage Exchange Online services, including mail flow, distribution lists, shared mailboxes, migrations, and service availability. - Administer eDiscovery processes, including data collection, analysis, and responses to legal and regulatory requests; investigate incidents related to data leakage, phishing, and unauthorized data exposure. Preferred Tools & Technologies - Microsoft SCOM, Entra ID (Azure AD), Active Directory - Quest Tool Suite - Microsoft Exchange Online, eDiscovery, Azure Cloud - PowerShell scripting, Windows Server OS - Microsoft 365 / MED365 environments - Encryption platforms (e.g., BitLocker) Minimum Qualifications - Extensive hands-on experience managing enterprise-level systems in hybrid cloud and on-premise environments. - Proficiency in Active Directory administration, GPO management, domain trusts, and enterprise directory services. - Experience supporting cloud services such as Microsoft Entra ID (Azure AD), Exchange Online, and enterprise-level eDiscovery operations. - Knowledge of enterprise monitoring tools like SCOM and associated reporting metrics. - Familiarity with data encryption tools and compliance standards. - Strong analytical and problem-solving skills with excellent communication abilities. - Ability to obtain and maintain a Public Trust (Tier 3/NACLC) clearance. Education & Certifications - Required (Foundational – one of the following): - Bachelor’s degree in IT / Cybersecurity / Data Science / IS / CS (ABET or CAE accredited), - OR CISSP / Security+. - Required (CE – one of the following): - Microsoft Azure Solutions Architect Expert (AZ-305), - OR Windows Server Hybrid Administrator Associate. Why Join Us? This is an exciting opportunity to work in a mission-critical environment, supporting enterprise IT services vital to national operations. Join our team and help ensure secure, reliable, and modernized IT solutions across a dynamic enterprise landscape. 📩 Apply today to elevate your career in advanced enterprise IT systems administration. Please Note: This position is contingent upon contract award. Candidates selected will be notified once the award has been confirmed. Equal Employment Opportunity and E-Verify Statement 3500 Square, LLC is proud to be an Equal Opportunity Employer. We do not discriminate against any applicant or employee on the basis of race, color, religion, sex (including pregnancy, sexual orientation, or gender identity), national origin, age, disability, genetic information, protected veteran status, military status, citizenship status, or any other legally protected status, in accordance with federal, state, and local laws. As a federal contractor, 3500 Square, LLC complies with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act (VEVRAA), providing equal opportunity and affirmative action for qualified individuals with disabilities and protected veterans. All employment decisions are based on qualifications, merit, and business needs. Fair consideration is provided to all candidates, including U.S. citizens and nationals, as required by federal regulations regarding national origin discrimination. If you require a reasonable accommodation to complete the application process due to a disability, please contact our Human Resources team at or 1-787-814-0087. 3500 Square, LLC participates in E-Verify. If E-Verify cannot confirm that you are authorized to work, you will receive written instructions and an opportunity to contact the Department of Homeland Security (DHS) or Social Security Administration (SSA) to resolve the issue before any employment action is taken against you, including termination. Employers can only use E-Verify after you have accepted a job offer and completed the Form I-9. 3500 Square, LLC is an Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities. Originally posted on Himalayas

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