Senior Systems Administrator

Senior Systems Administrator

Remote

Federal /

Full-Time /

Remote

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Who we are.

Platinum Technologies is a Northern Virginia based integrated solutions firm that specializes in Cybersecurity, Cloud and Digital Services to the Public Sector. Our team solves hard problems and helps our Mission Partners achieve their goals. If you are self-motivated, possess demonstrated learning agility, and are passionate about delivering high-quality work products – we want to hear from you.

We lead with technical expertise, but that is just the tip of the iceberg – the ‘Why’ matters. At Platinum, we don’t hire people to do a job. We provide professional and leadership development to complement our self-motivated domain experts. Our teammates are dot-connecting leaders that operate in a mutually accountable environment to deliver thought leadership, expert technical analysis, and quality execution for our clients.

You.

We are seeking a Senior Systems Administrator experience to join our team for a new opportunity.

This role is REMOTE. Candidate must reside in the United States

What you get to do.

· Configure, administer, and maintain COTS and custom business applications in support of ITA operations.

· Ensure system resilience and uptime through proactive software patching, upgrades, and system monitoring.

· Diagnose and resolve software-related issues, ensuring optimal system performance and security.

· Perform system backups and recovery procedures to maintain data integrity and disaster recovery preparedness.

· Manage data files, user access controls, and system configurations for high availability and security compliance.

· Support Microsoft Azure-based infrastructure solutions, including Azure Tenant administration, security enforcement, and policy configurations.

· Implement and manage Azure security policies, including role-based access control (RBAC), identity and access management (IAM), conditional access policies, and threat protection.

· Lead the installation of new software releases, patches, and security updates as part of ITA's ITSM framework.

· Ensure system compliance with ITA governance, security policies, and operational standards.

· Provide technical leadership and mentorship to junior administrators, ensuring knowledge transfer and best practices.

· Document system processes, configurations, and incident resolutions for operational transparency and reporting.

Required Skills.

· Minimum five (5) + years of experience in configuration, administration, and maintenance of COTS and custom business applications.

· Ability to obtain and maintain a Public Trust.

· Must be a U.S. citizen

· Experience with Microsoft Azure Tenant administration, including security policy enforcement, monitoring, and governance.

· Expertise in Microsoft Azure administration, including managing virtual machines, storage, networking, and identity management.

· Strong understanding of system backup, disaster recovery, and high-availability solutions.

· Experience implementing patch management, system monitoring, and performance tuning.

· Ability to diagnose and troubleshoot software-related issues in enterprise environments.

· Knowledge of identity and access management (IAM) in Azure, including conditional access policies, MFA enforcement, and compliance monitoring.

· Hands-on experience with Azure security policies, threat protection strategies, and compliance frameworks.

· Strong documentation and communication skills to support technical reporting and knowledge sharing.

Preferred Certifications:

· AZ-104 Azure Administrator Associate (Required)

· AZ-305 Designing Microsoft Azure Infrastructure Solutions (Required)

· Additional certifications in ITSM, ITIL, or cloud security are a plus.

The Company is an Equal Opportunity/Affirmative Action employer. All qualified candidates will receive consideration for employment without regard to disability, protected veteran status, race, color, religious creed, national origin, citizenship, marital status, sex, sexual orientation/gender identity, age, or genetic information.

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