Network security Jobs in Los Angeles, CA

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.

POSITION SUMMARY:

This is a hands-on position responsible for installing, configuring, monitoring, and maintaining network infrastructure with a strong emphasis on LAN switching technologies. The role will involve working closely with senior network administrators to ensure optimal performance, security, and scalability of the company’s network environment.

ESSENTIAL DUTIES AND RESPONSIBILITIES:

• Install and Configure Network Switches (Aruba, HP, Cisco)
• Monitor and Maintain Network Switch Performance
• Assist with Switch Configuration and Upgrades
• Manage IDF Installations and Cable Organization
• Troubleshoot technical issues with escalated tickets
• Configure and Maintain Network Protocols (VLAN, STP, LACP)
• Firewall Support and Basic Routing Configuration
• Document Network Configurations and Topology
• Collaborate on Network Security Compliance

SKILLS AND REQUIREMENTS:

• 3+ years of hands-on experience in network administration or a similar role.
• Strong expertise in LAN/WAN infrastructure, including switch installation, configuration, and troubleshooting.
• Proficiency with Aruba, HP, and Cisco switches, including CLI-based configuration (VLAN, STP, LACP, trunk/access ports, port security, etc.).
  
• Ability to perform switch provisioning, firmware upgrades, and advanced configuration tasks via command line interfaces (SSH/console).
  
• Experience working with fiber cabling, including terminating, connecting, and troubleshooting fiber links between switches and patch panels (LC/SC connectors, SFP/SFP+ modules).
  
• Experience with network firewalls and basic routing concepts.
  
• Familiarity with network monitoring tools and performance optimization techniques.
  
• Knowledge of IDF installation, structured cabling standards, labeling, and cable‑management best practices.
  
• Understanding of network security principles, including 802.1X, NAC, and access control policies.
  
• Ability to work with SSO technologies (Okta) and multi-factor authentication (2FA) solutions.
  
• Strong documentation skills for network topology, patching, fiber mapping, and switch configurations.
  
• Resourceful, with strong problem‑solving abilities and the capability to work independently and collaboratively.
  
• Excellent written and verbal communication skills.
  
• Bachelor’s degree in a related field OR 5+ years of relevant network administration experience. Professional certifications such as Cisco, Aruba Certified Switching Associate, or equivalent are highly preferred.

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): $75,000 to $86,250

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.

Interested parties please apply online and submit resume to https://jobs.marvingroup.com/
Visit us at https://http://marvingroup.com/

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 www.dhs.gov/E-Verify.

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.

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