SYSTEM ADMINISTRATOR II

SYSTEM ADMINISTRATOR II

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.

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.
• 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 with 5+ years related experience, 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

SALARY RANGE: Base Salary Range (Inglewood only): $82,500 to $90,000

TRAVEL REQUIREMENTS: There are typically no travel requirements for this position (0%)

NOTES: This job description in no way states or implies that these are the only duties to be performed by this position's employee(s). Employees will be required to follow any other job-related instructions and perform any other job-related duties requested by anyone authorized to give instructions or assignments. All duties and responsibilities are essential functions and requirements and are subject to possible modification to accommodate individuals with disabilities reasonably. To perform this job successfully, the employee(s) will possess the skills, aptitudes, and abilities to perform each duty proficiently. Some requirements may exclude individuals who pose a direct threat or significant risk to the health or safety of themselves or others. The requirements listed in this document are the minimum levels of knowledge, skills, or abilities. This document does not create an employment contract, implied or otherwise, other than an at-will relationship. 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.