SYSTEM ADMINISTRATOR II

Salary is based on experience, skills, and education This position is 100% onsite The Marvin Group is a Strategic Partner for Global Alternate Mission Equipment and Sustainment The Marvin Group, a leading defense contractor, plays a crucial role in the development and manufacturing of various systems for military aerospace and vehicles. Based in Southern California near the Los Angeles International Airport, The Marvin Group consists of Marvin Engineering (MEC), Marvin Test Solutions (MTS) and Marvin Land Systems (MLS).  Marvin Engineering designs and produces military Alternate Mission Equipment.  Marvin Test Solutions designs and manufactures armament Test Equipment. Marvin Land Systems specializes in the design and build of power and thermal management systems. For over 60 years we have maintained “A Tradition of Excellence”, serving as a trusted source for our unwavering commitment to supporting all branches of the Department of Defense and our global allies. Our collaboration extends across a diverse array of programs and platforms, including major military prime contractors such as Lockheed Martin, Northrop Grumman, and Raytheon. SCOPE The System Administrator II plays a key role in maintaining and supporting an organization's hybrid infrastructure across on-premises Windows systems and Microsoft cloud services. This position requires extensive hands-on experience in user lifecycle management, patching, endpoint configuration, and technical troubleshooting. The System Administrator II supports compliance implementation, maintains system documentation, and provides Tier 2/3 escalation support across IT infrastructure and endpoint systems. This role bridges the gap between front-line support teams and senior management, contributing directly to operational stability, security, and project execution within a CMMC-based enterprise environment. RESPONSIBILITIES Perform hands on installation, and maintenance of MS Windows Servers, Active Directory and Microsoft 365 in a highly available, multi datacenter, digitally secure corporate enterprise IT environment. Use PowerShell, Group Policy, Intune, and Azure policies to automate system configuration, updates, installation, and remediation. Unified endpoint management including imaging, patching, remote support, inventory, provisioning, and policy management. Support on-prem VMware ESXi clusters for stability, performance, and DR readiness. Proficiency in supporting OKTA,MFA, and YubiKey. Serve as tier-2 escalation for enterprise system outages, identity synchronization failures, and security alert resolution. Provides technical support to end users and associated teams for hardware and software issues. Highly professional, quality-focused, customer service-oriented, with an excellent demeanor for in-person support across all skill levels. Write and maintain Work Instructions. Collaboration on Projects and Maintenance Complies with…