Job Description
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 security controls in accordance with NIST SP 800-171 and CMMC compliance.
Skills / Requirements - Proven experience in enterprise Microsoft Windows system administration.
- Experience in Ivanti Endpoint Manager: OS imaging, patching, remote support, software deployment, and inventory.
- Hands-on experience with Azure AD, Intune, Exchange Online, and SharePoint Online.
- Solid understanding of Windows Server, IIS, Exchange, DNS, DHCP, Active Directory, Certificate Authority, and Group Policy.
- Experience in deploying and migrating users to Microsoft Office 365 cloud-based services, including Hybrid Exchange, SharePoint, OneDrive, and Teams.
- Supporting OKTA, Microsoft SQL Server, and Intune.
- Implement and adhere to security controls in accordance with CMMC and NIST SP 800-171 guidelines.
- Deploying and maintaining virtualized infrastructures using VMware.
- Experience in PowerShell for system administration.
- Excellent communication skills, both written and verbal.
- Highly professional, quality-focused, customer service-oriented, with an excellent demeanor for in-person support across all skill levels.
- Capability to manage multiple tasks simultaneously with frequent interruptions and context shifting.
- Demonstrable ability to work effectively on independent, self-directed projects.
- Ability to lift equipment weighing up to 40 pounds.
- Successful completion of a pre-employment background investigation.
- Bachelor's degree in a related field, or 7+ years of systems administration experience with relevant professional and technical certifications.
- Must have a Highschool Diploma or G.E.D equivalent
- Must be able to read/write/speak English
Work Environment - Sitting at a desk for long periods of time using computers, printers, phones, and other office equipment.
- Being on call to ensure that the network and computer systems are always functioning properly.
- Ability to work evenings and weekends.
- Remote work may be required.
- Team environment
This position must meet export control compliance requirements. All applicants must be “U.S. persons” within the meaning of ITAR, as defined: a U.S. Citizen, a lawful permanent resident, political asylee, or refugee. Interested parties please apply online and submit resume to Visit us at The Marvin Group is an EEO/AA/Disability/Vets Employer. Our company uses E-Verify to confirm the employment eligibility of all newly hired employees. To learn more about E-Verify, including your rights and responsibilities, please visit If you are an individual with a disability and require a reasonable accommodation to complete any part of the application process, or are limited in the ability or unable to access or use this online application process and need an alternative method for applying, you may contact People & Culture at 310.674.5030.
Job Tags
Permanent employment, For contractors, Work at office, Remote work, Shift work, Weekend work, Afternoon shift,