Senior Systems Administrator, Network

Senior Systems Administrator, Network

Location: San Diego, CA, US

pSemi Corporation is a Murata company driving semiconductor integration. pSemi builds on Peregrine Semiconductor's 30-year legacy of technology advancements and strong IP portfolio but with a new mission—to enhance Murata's world-class capabilities with high-performance semiconductors. With a strong foundation in RF integration, pSemi's product portfolio now spans power management, connected sensors, optical transceivers, antenna tuning and RF frontends. These intelligent and efficient semiconductors enable advanced modules for smartphones, base stations, personal computers, electric vehicles, data centers, IoT devices and healthcare. From headquarters in San Diego and offices around the world, pSemi's team explores new ways to make electronics for the connected world smaller, thinner, faster and better.

Job Summary

This Senior Systems Administrator develops and maintains systems, tools and networks in support of pSemi's enterprise environment. As an individual contributor, you will be expected to manage the network infrastructure including switches, routers and firewalls, maintain the latest firmware revisions and security patches in support of the pSemi enterprise network which spans the globe.

Roles & Responsibilities

• Design, implementation, and maintenance of a geographically distributed network, including LAN, WAN, Wi-Fi and SDWAN.
• In-depth understanding and practical knowledge of networking (switching, routing, perimeter security, DNS, and DHCP).
• Ability to analyze and evaluate networks, identify issues and provide solutions to ensure networks are performing optimally.
• Ability to manage, monitor and troubleshoot a complex network environment.
• Ability to design, implement and troubleshoot network performance issues and the security infrastructure.
• Ability to communicate technical information to other technical team members and to those who may not have knowledge of network terminology.
• Ability to manage several projects simultaneously from design to implementation.
• Work closely with the software vendors to resolve issues and drive new features and infrastructures.

Minimum Qualifications (Experience and Skills)

Typically requires 6 to 8 years of experience in network technology infrastructure, including support, design, implementation, and operations, depending on education level and experience.

Experience configuring, maintaining, deploying and supporting networking hardware such as routers, switches, firewalls, Wi-Fi APs.

Comprehensive understanding of networking including L2/L3 protocols such as VLANs, STP/RSTP, TCP/IP, OSPF, BGP and EIGRP.

Extensive knowledge of communication and routing protocols used within an enterprise environment.

Extensive experience with a variety of network analysis, monitoring and alerting tools.

Ability to troubleshoot, diagnose and resolve network performance issues, relating to routing and switching.

Working knowledge of 802.1x radius authentication and ClearPass or Raidus Authentication.

Understanding of certificate or PKI infrastructure.

Designing, writing and updating both system documentation and network diagrams.

Configure network connections, in support of a large virtualization and storage infrastructure.

Experience managing cloud environments such as AWS and Oracle Cloud a plus.

Excellent written and verbal communication skills and English proficiency.

Strong leadership and team mentoring skills.

Self-motivated and team oriented.

Preferred Qualifications

Experience managing Cisco / Aruba / Palo Alto Enterprise Networks with strong network operating systems experience (such as Cisco IOS, NX-OS, ARUBAOS, PANOS).

At least one certification in Cisco, Palo-Alto, CompTIA Network+ or other networking technologies desired.

Support of LAN, WAN, SDWAN, and VPN networks, in a VMWare, NetApp environment running Microsoft Windows Server, Microsoft SQL Server, and Linux (CentOS, RHEL) business systems.

Demonstrate mastery of TCP/IP switching and routing.

Extensive knowledge of Ethernet cabling, multimode fiber optics, experience in a high-density, high bandwidth environment (10GB, 25GB, and greater), fiber channel a plus.

Proficient in the configuring and standing up Cisco Switches, Palo Alto Firewalls, and Aruba APs.

Proficient with VPN technologies (Global Protect).

Strong knowledge of virtual and physical server architecture and networking.

Proficient knowledge of Authentication and Access Control technologies.

Education Requirements

Bachelor's degree in a related field or equivalent combination of education and experience.

Work Environment

This job operates in a professional office environment. This role routinely uses standard office equipment.

Physical Demands

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. While performing the duties of this job, the employee is regularly required to talk or hear. The employee frequently is required to stand; walk; use hands to finger, handle or feel; and reach with hands and arms. Specific vision abilities required by this job include close vision, distance vision, color vision, peripheral vision, depth perception and ability to adjust focus. This position requires the ability to occasionally lift office products and supplies, up to 20 pounds.

pSemi Corporation supports a diverse workforce and is committed to a policy of equal employment opportunity for applicants and employees. pSemi does not discriminate on the basis of age, race, color, religion (including religious dress and grooming practices), sex/gender (including pregnancy, childbirth, or related medical conditions or breastfeeding), gender identity, gender expression, genetic information, national origin (including language use restrictions and possession of a driver's license issued under Vehicle Code section 12801.9), ancestry, physical or mental disability, legally-protected medical condition, military or veteran status (including "protected veterans" under applicable affirmative action laws), marital status, sexual orientation, or any other basis protected by local, state or federal laws applicable to the Company. pSemi also prohibits discrimination based on the perception that an employee or applicant has any of those characteristics, or is associated with a person who has or is perceived as having any of those characteristics.