New 
Systems Administrator
 Quadrant, Inc. | |
 United States, Maryland, Aberdeen Proving Ground | |
 Mar 31, 2026 | |
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Systems Administrator
Aberdeen Proving Grounds, MD Pay From: $33.00 per hour MUST: Experienced Systems Administrator Secret clearance required Must have one of the following certs: A+ CE, CCNA - Security, Network+ CE, or SSCP 7+ years of overall applicable experience with no degree, or 5+ years' experience with Bachelors degree Experience with upgrading, maintaining and providing security patches and updates. Experience with Change Management Control process and submit Requests for Change. Experience with the RMF (Risk Management Framework) process and understanding of requirements for an ATO package submission. Experience with the following technologies: Windows Server VMware vSphere and Cloud Director Microsoft IIS Apache Tomcat PowerShell scripting for task automation Splunk Enterprise Must be able to work independently. Must have strong verbal and written communication skills. Must be able to follow instructions and provide support to all team members. Bachelor's preferred DUTIES: Troubleshoot system outages to resolve the problem and recover the services to maximum performance in the shortest amount of time as possible. Ensure that all client services, including underlying hardware and software, meets all DoD 8500 series and NIST 800-53 security requirements. Maintain core functionality of servers ensuring systems are running optimally, reliably, and efficiently. Upgrade, maintain, and provide security patches on servers including occasional scheduled after-hours patching. Implement and monitor server backup and restore operations as defined in government SOPs. Develop systems architecture and other system engineering/administration documentation. Create test plans to allow for a proper evaluation of hardware and software being considered for implementation. Provide written testing results prior to putting systems into production. Implement and monitor testing and installation of patches, updates, additional tools and future versions of all software. Perform full beta-testing to ensure full functionality and integration with all services prior to applying changes to production systems. Participate in Change Management Control process and submit Requests for Change as needed. Administer system security tools to include ACAS, and Trellix ESS/ePolicy Orchestrator. Ensure STIG checklists and associated artifacts for all technologies are reviewed, and validation results are posted. Develop and deploy custom software packages to update third party software. Respond to and remediate security scan findings provided by Cybersecurity engineers. Quadrant is an affirmative action/equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, status as a protected veteran, or status as an individual with a disability. "Healthcare benefits are offered to all eligible employees according to compliance mandated by the Affordable Care Act". | |