IT Administrator Visa Sponsorship Jobs in California
IT administrator visa sponsorship jobs in California are concentrated in the San Francisco Bay Area, Los Angeles, and San Diego, where employers like Google, Salesforce, Kaiser Permanente, and UC system campuses regularly hire for infrastructure and systems roles. California's dense tech sector and large enterprise employer base make it one of the most active states for IT administrator sponsorship.
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At PARTNER, success starts with the right mindset: connection, compassion, and curiosity. Whether consulting with clients or collaborating with colleagues, these principles guide how we work. We deliver engineering, environmental, and energy consulting, plus design services across the Americas, Europe, and beyond. As a leader in Commercial Real Estate (CRE), we’re 1,600+ professionals strong in 40+ offices. Our mission is simple: create the best home for talented professionals. If you value delivering exceptional experiences through problem-solving, coordination, and a mindset of care for clients and colleagues, you’ll feel right at home. That approach has earned us recognition on ENR’s Top 500 Design Firms, Inc. 5000’s Fastest-Growing Companies, and Zweig’s Best Firms to Work For. Here, your ideas matter, your impact is real, and your work helps shape the future. Check out this role and join our team of talented professionals.
SUMMARY
Partner is seeking an experienced Senior IT System Administrator to support, secure, and improve its Microsoft-centered technology environment. This role requires strong hands-on experience with Microsoft 365, Teams, networking, security, and server infrastructure. Experience with SharePoint and Power Platform is a plus. The ideal candidate is a proactive problem solver who can troubleshoot complex issues, recommend practical solutions, strengthen governance, and help ensure the reliability, performance, and security of both cloud and on-premises systems.
ESSENTIAL DUTIES AND RESPONSIBILITIES
- Administer, maintain, and support cloud and on-premises infrastructure, including servers, network devices, storage, firewalls, switches, routers, and related systems.
- Manage Microsoft 365 services, including SharePoint, Teams, Power Platform, Entra ID, licensing, security, compliance, and collaboration tools.
- Troubleshoot and resolve hardware, software, network, communication, and end-user technology issues in a timely and professional manner.
- Analyze existing IT systems and processes to identify opportunities for improvement, automation, governance, security, and operational efficiency.
- Plan and implement infrastructure upgrades, system enhancements, patches, configuration changes, and security improvements.
- Monitor system performance, availability, and security to identify and address potential issues before they become critical.
- Support disaster recovery and business continuity planning to help ensure systems can recover from disruptions or outages.
- Maintain accurate documentation for infrastructure, assets, configurations, change control processes, and operational procedures.
- Collaborate with IT leadership, network administrators, cybersecurity resources, software developers, database administrators, vendors, and other stakeholders to deliver reliable technology services.
- Provide clear training, guidance, and support to end users to help them use technology systems and applications effectively.
- Stay current with emerging infrastructure, security, collaboration, and Microsoft 365 technologies, and recommend solutions that improve productivity and service quality.
KNOWLEDGE, SKILLS, AND ABILITIES
- Strong customer-service mindset with a professional, approachable, and solutions-oriented communication style.
- Ability to work independently and collaboratively with minimal supervision while managing priorities and meeting deadlines.
- High attention to detail, strong organizational skills, and a commitment to accurate, high-quality work.
- Strong analytical and problem-solving skills, with the ability to research technical issues and develop practical recommendations.
- Passion for continuous learning and staying current with evolving technologies, security practices, and infrastructure trends.
QUALIFICATIONS
- Minimum of 5 years of recent systems administration experience, preferably in a multi-office or geographically dispersed environment.
- 5+ years of hands-on experience managing Microsoft environments and Microsoft 365 products and services.
- Strong knowledge of Windows Server operating systems, Microsoft 365, SMB, TCP/IP, DNS, DFS, and core networking protocols.
- Experience administering Microsoft 365 services, including Teams, SharePoint Online, Entra ID, licensing, security, compliance, and collaboration platforms.
- Strong understanding of Microsoft Teams, SharePoint Online, Power Platform, Microsoft Copilot, Entra ID, Microsoft 365 licensing, and security and compliance capabilities.
- Experience with firewalls, routers, switches, SSL, TCP, VPN, IDS/IPS, endpoint security, and network security frameworks.
- Working knowledge of cybersecurity principles and Microsoft security technologies.
- Experience with storage arrays, backup solutions, off-site replication strategies, and disaster recovery planning.
- Experience with VMware or Hyper-V server virtualization.
- Knowledge of cloud services such as Microsoft Azure and AWS.
- Strong analytical, communication, and organizational skills, with the ability to work effectively with peers, clients, end users, and management.
Preferred Qualifications
- Experience with Veeam, Meraki, VMware, SharePoint Online architecture and administration, Microsoft Teams administration, Power Platform, Microsoft Copilot, and PowerShell scripting.
- Experience integrating Microsoft 365 with third-party enterprise systems.
- Knowledge of PowerShell scripting, automation, and process improvement.
- Microsoft certifications are preferred, such as Microsoft 365 Certified: Enterprise Administrator Expert, Microsoft Certified: Teams Administrator Associate, or Microsoft Certified: Power Platform Fundamentals.
- Flexibility to support urgent issues outside normal business hours when necessary; after-hours and weekend work are expected to be rare.
COMPENSATION
- Salary range: $85,000 - $100,000. This is what we reasonably expect to pay for the role.
The pay scale for this role considers a wide range of factors when making compensation decisions, including, but not limited to, skill sets, experience and training, licensure and certifications, and other business and organizational needs. Please note, the disclosed pay scale estimate has not been adjusted for the applicable geographic location where the position may be filled.
You may also be eligible to participate in a discretionary incentive bonus program which is dependent on various factors, including, but not limited to individual and organizational performance.
BENEFITS
Competitive benefits package including health insurance, dental insurance, vision insurance, vacation and sick time, and a 401(k) plan with a company match.
Equal Employment Opportunity
It is Partner Engineering and Science, Inc’s (The Company) policy is to provide equal employment opportunity for all applicants and employees. The company maintains a work environment that is free of harassment, discrimination, or retaliation based on an individual’s race (including, but not limited to, hair texture and protective hairstyles such as braids, locks, and twists), color, religion, religious creed (including religious dress and grooming practices), national origin, ancestry, citizenship, physical or mental disability, medical condition (including cancer and genetic characteristics), genetic information, marital status, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), gender (including gender identity and gender expression), age (40 years and over), sexual orientation, veteran and/or military status, protected medical leaves (requesting or approved for leave under the Family and Medical Leave Act or the California Family Rights Act), reproductive health decision making, domestic violence victim status, political affiliation, or any other status protected by federal, state, or local laws.
We will consider qualified applicants who have criminal histories in a manner consistent with the law.
California Consumer Privacy Act
We collect personal information from you in connection with your application for employment with Partner Engineering and Science, Inc. For details on what personal information we collect and the purposes for which we collect it, please visit:
Equal Opportunity Employer
This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.
About us
At PARTNER, success starts with the right mindset: connection, compassion, and curiosity. Whether consulting with clients or collaborating with colleagues, these principles guide how we work. We deliver engineering, environmental, and energy consulting, plus design services across the Americas, Europe, and beyond. As a leader in Commercial Real Estate (CRE), we’re 1,600+ professionals strong in 40+ offices. Our mission is simple: create the best home for talented professionals. If you value delivering exceptional experiences through problem-solving, coordination, and a mindset of care for clients and colleagues, you’ll feel right at home. That approach has earned us recognition on ENR’s Top 500 Design Firms, Inc. 5000’s Fastest-Growing Companies, and Zweig’s Best Firms to Work For. Here, your ideas matter, your impact is real, and your work helps shape the future. Check out this role and join our team of talented professionals.
SUMMARY
Partner is seeking an experienced Senior IT System Administrator to support, secure, and improve its Microsoft-centered technology environment. This role requires strong hands-on experience with Microsoft 365, Teams, networking, security, and server infrastructure. Experience with SharePoint and Power Platform is a plus. The ideal candidate is a proactive problem solver who can troubleshoot complex issues, recommend practical solutions, strengthen governance, and help ensure the reliability, performance, and security of both cloud and on-premises systems.
ESSENTIAL DUTIES AND RESPONSIBILITIES
- Administer, maintain, and support cloud and on-premises infrastructure, including servers, network devices, storage, firewalls, switches, routers, and related systems.
- Manage Microsoft 365 services, including SharePoint, Teams, Power Platform, Entra ID, licensing, security, compliance, and collaboration tools.
- Troubleshoot and resolve hardware, software, network, communication, and end-user technology issues in a timely and professional manner.
- Analyze existing IT systems and processes to identify opportunities for improvement, automation, governance, security, and operational efficiency.
- Plan and implement infrastructure upgrades, system enhancements, patches, configuration changes, and security improvements.
- Monitor system performance, availability, and security to identify and address potential issues before they become critical.
- Support disaster recovery and business continuity planning to help ensure systems can recover from disruptions or outages.
- Maintain accurate documentation for infrastructure, assets, configurations, change control processes, and operational procedures.
- Collaborate with IT leadership, network administrators, cybersecurity resources, software developers, database administrators, vendors, and other stakeholders to deliver reliable technology services.
- Provide clear training, guidance, and support to end users to help them use technology systems and applications effectively.
- Stay current with emerging infrastructure, security, collaboration, and Microsoft 365 technologies, and recommend solutions that improve productivity and service quality.
KNOWLEDGE, SKILLS, AND ABILITIES
- Strong customer-service mindset with a professional, approachable, and solutions-oriented communication style.
- Ability to work independently and collaboratively with minimal supervision while managing priorities and meeting deadlines.
- High attention to detail, strong organizational skills, and a commitment to accurate, high-quality work.
- Strong analytical and problem-solving skills, with the ability to research technical issues and develop practical recommendations.
- Passion for continuous learning and staying current with evolving technologies, security practices, and infrastructure trends.
QUALIFICATIONS
- Minimum of 5 years of recent systems administration experience, preferably in a multi-office or geographically dispersed environment.
- 5+ years of hands-on experience managing Microsoft environments and Microsoft 365 products and services.
- Strong knowledge of Windows Server operating systems, Microsoft 365, SMB, TCP/IP, DNS, DFS, and core networking protocols.
- Experience administering Microsoft 365 services, including Teams, SharePoint Online, Entra ID, licensing, security, compliance, and collaboration platforms.
- Strong understanding of Microsoft Teams, SharePoint Online, Power Platform, Microsoft Copilot, Entra ID, Microsoft 365 licensing, and security and compliance capabilities.
- Experience with firewalls, routers, switches, SSL, TCP, VPN, IDS/IPS, endpoint security, and network security frameworks.
- Working knowledge of cybersecurity principles and Microsoft security technologies.
- Experience with storage arrays, backup solutions, off-site replication strategies, and disaster recovery planning.
- Experience with VMware or Hyper-V server virtualization.
- Knowledge of cloud services such as Microsoft Azure and AWS.
- Strong analytical, communication, and organizational skills, with the ability to work effectively with peers, clients, end users, and management.
Preferred Qualifications
- Experience with Veeam, Meraki, VMware, SharePoint Online architecture and administration, Microsoft Teams administration, Power Platform, Microsoft Copilot, and PowerShell scripting.
- Experience integrating Microsoft 365 with third-party enterprise systems.
- Knowledge of PowerShell scripting, automation, and process improvement.
- Microsoft certifications are preferred, such as Microsoft 365 Certified: Enterprise Administrator Expert, Microsoft Certified: Teams Administrator Associate, or Microsoft Certified: Power Platform Fundamentals.
- Flexibility to support urgent issues outside normal business hours when necessary; after-hours and weekend work are expected to be rare.
COMPENSATION
- Salary range: $85,000 - $100,000. This is what we reasonably expect to pay for the role.
The pay scale for this role considers a wide range of factors when making compensation decisions, including, but not limited to, skill sets, experience and training, licensure and certifications, and other business and organizational needs. Please note, the disclosed pay scale estimate has not been adjusted for the applicable geographic location where the position may be filled.
You may also be eligible to participate in a discretionary incentive bonus program which is dependent on various factors, including, but not limited to individual and organizational performance.
BENEFITS
Competitive benefits package including health insurance, dental insurance, vision insurance, vacation and sick time, and a 401(k) plan with a company match.
Equal Employment Opportunity
It is Partner Engineering and Science, Inc’s (The Company) policy is to provide equal employment opportunity for all applicants and employees. The company maintains a work environment that is free of harassment, discrimination, or retaliation based on an individual’s race (including, but not limited to, hair texture and protective hairstyles such as braids, locks, and twists), color, religion, religious creed (including religious dress and grooming practices), national origin, ancestry, citizenship, physical or mental disability, medical condition (including cancer and genetic characteristics), genetic information, marital status, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), gender (including gender identity and gender expression), age (40 years and over), sexual orientation, veteran and/or military status, protected medical leaves (requesting or approved for leave under the Family and Medical Leave Act or the California Family Rights Act), reproductive health decision making, domestic violence victim status, political affiliation, or any other status protected by federal, state, or local laws.
We will consider qualified applicants who have criminal histories in a manner consistent with the law.
California Consumer Privacy Act
We collect personal information from you in connection with your application for employment with Partner Engineering and Science, Inc. For details on what personal information we collect and the purposes for which we collect it, please visit:
Equal Opportunity Employer
This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.
IT Administrator Job Roles in California
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Search IT Administrator Jobs in CaliforniaIT Administrator Jobs in California: Frequently Asked Questions
Which companies sponsor visas for IT administrators in California?
Large tech companies and enterprise employers are the most consistent sponsors for IT administrator roles in California. Google, Apple, Cisco, Oracle, Salesforce, and Kaiser Permanente have established sponsorship programs and regularly file H-1B visa petitions for infrastructure and systems roles. University of California campuses and state government contractors also sponsor, though the process and timelines can differ from private-sector employers.
Which visa types are most common for IT administrator roles in California?
The H-1B is the most common visa for IT administrators in California, provided the role qualifies as a specialty occupation requiring at minimum a bachelor's degree in information technology, computer science, or a related field. Candidates already holding L-1B status through a multinational employer transfer are another common pathway. Australians may also qualify for the E-3 visa, which has no lottery and significantly shorter processing times.
Which cities in California have the most IT administrator sponsorship jobs?
The San Francisco Bay Area, including San Jose, Sunnyvale, and San Francisco proper, accounts for the largest share of IT administrator sponsorship activity in California due to the concentration of major tech headquarters. Los Angeles follows, driven by entertainment, healthcare, and media companies. San Diego has a notable cluster driven by biotech, defense contractors, and UC San Diego, which is a consistent H-1B filer for technical roles.
How to find it administrator visa sponsorship jobs in California?
Migrate Mate is built specifically for international candidates searching for visa sponsorship jobs in California, including IT administrator roles. You can filter by state and job category to see employers actively hiring and sponsoring. Because sponsorship willingness is often not stated in standard job postings, using a platform like Migrate Mate that surfaces sponsoring employers directly saves significant time in the search process.
Are there any California-specific considerations for IT administrator visa sponsorship?
California's prevailing wage requirements for H-1B roles are among the highest in the country, reflecting the state's elevated cost of living, particularly in the Bay Area. Employers must certify on the Labor Condition Application that they are paying at least the prevailing wage for the role in the specific metropolitan area. IT administrators should be aware that California employment law also provides strong worker protections that apply regardless of visa status.
What is the prevailing wage for sponsored it administrator jobs in California?
U.S. employers sponsoring a visa must pay at least the prevailing wage, which is what workers in the same role, area, and experience level typically earn. The Department of Labor sets this rate to make sure companies aren't hiring foreign workers simply because they'd accept lower pay than a U.S. worker. It varies by job title, location, and experience. You can look up current prevailing wage rates for any occupation and location using the OFLC Wage Search page.