Talent.com
Systems Administrator (FT, W2s)
Systems Administrator (FT, W2s)RSI Security • san diego, CA, US
Systems Administrator (FT, W2s)

Systems Administrator (FT, W2s)

RSI Security • san diego, CA, US
[job_card.variable_days_ago]
[job_preview.job_type]
  • [job_card.full_time]
  • [filters_job_card.quick_apply]
[job_card.job_description]

WE ARE HIRING Systems Administrator   Department :

  • Technical Operations (TechOps) Type : Full-Time (US-Based) Location : Remote Pay : Based on experience, education, location, and market rates.

Travel :

  • About Us RSI Security is a leading cybersecurity compliance firm that specializes in providing comprehensive security assessment, advisory, and technical security testing services.
  • We support organizations in navigating the complex cybersecurity landscape, ensuring they achieve and maintain compliance while managing risks effectively.
  • About the Role The Systems Administrator supports RSI Security’s Technical Operations team by maintaining, hardening, and monitoring client on-premises and cloud server infrastructures.
  • This role is responsible for Windows Server administration, virtualization platforms, hybrid identity, Microsoft 365 tenant operations (Commercial and GCC / GCC High), and end-to-end backup and disaster recovery.
  • The administrator will ensure uptime, security compliance, data integrity, and exceptional service delivery.
  • What You’ll Do Manage and secure Windows Server, virtualization, and core AD identity services Administer Microsoft 365 and enforce security controls (MFA, Conditional Access) Support GCC / GCC High environments and compliance requirements Perform tenant hardening, migrations, and mail cutovers Operate Datto backups and maintain strong DR / BCP readiness Lead P1 incidents with fast MTTR and follow change-management standards Communicate clearly during major incidents and document all technical actions Guide clients on modernization, cloud migration, and security improvements Support hardware refreshes, virtualization optimization, and DR enhancements Provide remote / onsite support and maintain runbooks, SOPs, IT Glue, and KBs Mentor junior technicians and keep documentation accurate and up to date What You’ll Bring Microsoft certifications in Windows Server Hybrid Administration, Microsoft 365 Administration, and Azure Administration, with baseline security knowledge (SC-900, Security+ or equivalent) Hands-on experience with Microsoft 365 GCC / GCC High, Azure Government, and related compliance frameworks (FedRAMP, CMMC, DFARS, ITAR) Additional value-add certifications such as VMware VCP or Veeam / Datto Strong PowerShell and automation capability 3–7 years administering Windows Server, plus 3+ years supporting VMware / Hyper-V virtualization 2+ years managing Microsoft 365 environments Practical experience in regulated cloud environments and with server migrations, identity sync, and secure baseline implementation Mindset We Value Owns reliability of systems and communicates status proactively.
  • Performs effectively during high-severity incidents.
  • Works seamlessly with service desk, engineering, and security teams; mentors junior technicians.
  • Seeks certifications, automates repetitive tasks, & recommends process enhancements.
  • Protects client data, enforces least-privilege access, and follows compliance procedures.
  • What We Offer Competitive salary and commission eligibility.
  • Flexible work environment.
  • Comprehensive health, dental, and vision insurance. 401(k) retirement plan with employer match.
  • Company-paid life insurance and short / long-term disability coverage.
  • Professional development and certification reimbursement.
  • Collaborative team culture rooted in trust and humility.
  • Our commitment to equity, equal opportunity, inclusion, and diversity is part of our broader commitment to respecting fundamental human rights across our value chain.
  • RSI Security is proud to be an Equal Opportunity Employer.
  • The Company will consider for employment qualified applicants with arrest and conviction records.
  • Equal Opportunity Employer / Veterans / Disabled For more information on RSI Security, please visit our website - www.rsisecurity.com or our social media RSI Security LinkedIn .
  • On our career site , you will find some of the key steps you can expect to guide you along the way.     Powered by JazzHR
    • [job_alerts.create_a_job]

    System Administrator • san diego, CA, US

    [internal_linking.related_jobs]
    Systems Administrator (FT, W2s)

    Systems Administrator (FT, W2s)

    RSI Security • San Diego, California, USA
    [job_card.full_time]
    Technical Operations (TechOps).Based on experience education location and market rates.Please ensure you read through the entire job posting and you also understand the work model expectations requ...[show_more]
    [last_updated.last_updated_variable_days] • [promoted]
    Systems Engineer

    Systems Engineer

    OSI Digital • San Diego, California, USA
    [job_card.full_time]
    Location : San Diego CA - 5 days onsite.The System Administrator is responsible for supporting maintaining and improving core infrastructure including servers virtualization platforms storage identi...[show_more]
    [last_updated.last_updated_variable_days] • [promoted]
    Network and Computer Systems Administrator

    Network and Computer Systems Administrator

    Sonaca • San Diego, California, USA
    [job_card.full_time]
    Directly support the Naval Air Systems Command (NAVAIR) F / A-18 & EA-18G Fleet Support Team (FST) at Fleet Readiness Center Southwest (FRCSW) Naval Air Station (NAS) North Island California.Cond...[show_more]
    [last_updated.last_updated_variable_days] • [promoted]
    Systems Support Engineer 1

    Systems Support Engineer 1

    Illumina • San Diego, California, USA
    [job_card.full_time]
    What if the work you did every day could impact the lives of people you know Or all of humanity.At Illumina we are expanding access to genomic technology to realize health equity for billions of pe...[show_more]
    [last_updated.last_updated_variable_days] • [promoted]
    Systems Engineer III

    Systems Engineer III

    Scientific Research Corporation • San Diego, California, USA
    [job_card.full_time]
    Estimated Starting Salary Range : USD $96600.Salary to be determined by the education experience knowledge skills and abilities of the applicant internal equity and alignment with market data.Provid...[show_more]
    [last_updated.last_updated_variable_days] • [promoted]
    Systems Engineer

    Systems Engineer

    Peraton • San Diego, California, USA
    [job_card.full_time]
    Peraton is hiring a Systems Engineer on site in San Diego CA.The person that fills this role will work alongside sailors and engineers to deliver Unmanned Systems capabilities to the fleet with NIW...[show_more]
    [last_updated.last_updated_variable_days] • [promoted]
    Senior Principal Systems Engineer

    Senior Principal Systems Engineer

    Prattwhitney • San Diego, CA, United States
    [job_card.full_time]
    Date Posted : • •2025-10-20 • •Country : • •United States of America • •Location : • •CA806 : 8650 Balboa Avenue San Diego 8650 Balboa Avenue San Antonio Building, San Diego, CA, 92123 USA • •Position Role Type : • •...[show_more]
    [last_updated.last_updated_variable_days] • [promoted]
    Junior IT Systems Administrator

    Junior IT Systems Administrator

    Patenaude & Felix, APC • San Diego, CA, USA
    [job_card.full_time]
    [filters_job_card.quick_apply]
    Are you a motivated IT professional ready to grow your career in a dynamic law firm environment?.Junior IT Systems Administrator. We offer competitive pay, excellent benefits, and a collaborative, s...[show_more]
    [last_updated.last_updated_variable_days]
    Systems Administrator

    Systems Administrator

    TEKsystems • San Diego, California, United States
    [job_card.full_time]
    Job Title : System Administrator.Department : IT Infrastructure & Operations.The System Administrator is responsible for architecting, implementing, and maintaining the organization's enterprise syst...[show_more]
    [last_updated.last_updated_30] • [promoted]
    Systems Administrator III

    Systems Administrator III

    Resource Management Concepts, Inc. • San Diego, CA, US
    [job_card.full_time]
    [filters_job_card.quick_apply]
    Resource Management Concepts, Inc.RMC) is looking for a talented Systems Administrator III to support the Naval Information Warfare Center (NIWC) Pacific Service Centers in Point Loma, CA.This role...[show_more]
    [last_updated.last_updated_variable_days]
    IT Systems Administrator II

    IT Systems Administrator II

    Innoflight LLC • San Diego, CA, US
    [job_card.temporary]
    [filters_job_card.quick_apply]
    GROW WITH US AND STAY EXTRAORDINARY : .Launch your career to new heights with Innoflight—one of San Diego’s fastest-growing Aerospace and Defense innovators. Here, visionary minds engineer...[show_more]
    [last_updated.last_updated_variable_days]
    System Administrator

    System Administrator

    Kros-Wise • San Diego, CA, USA
    [job_card.full_time]
    [filters_job_card.quick_apply]
    We are seeking a mission-focused.Navy enterprise IT environments.This role is responsible for maintaining servers, networks, and cybersecurity compliance across classified and unclassified systems....[show_more]
    [last_updated.last_updated_30]
    Systems Engineer

    Systems Engineer

    Leidos Inc • San Diego, CA, United States
    [job_card.full_time]
    Are you smart, versatile, and resourceful? Do enjoy the rush of working on concept design, analysis, detailed design, prototype development, lab testing, and field testing? If so we are looking for...[show_more]
    [last_updated.last_updated_variable_hours] • [promoted] • [new]
    IT Systems Administrator II

    IT Systems Administrator II

    Innoflight • San Diego, California, USA
    [job_card.temporary]
    GROW WITH US AND STAY EXTRAORDINARY : .Launch your career to new heights with Innoflightone of San Diegos fastest-growing Aerospace and Defense innovators. Here visionary minds engineer the future of ...[show_more]
    [last_updated.last_updated_variable_days] • [promoted]
    IT Systems Administrator

    IT Systems Administrator

    PracticeTek • San Diego, CA, US
    [job_card.full_time]
    [filters_job_card.quick_apply]
    About PracticeTek Stop scrolling-your dream job might just be here!.At PracticeTek, we don’t do ordinary, we do bold ideas, big impact, and endless opportunities to grow.Imagine working with ...[show_more]
    [last_updated.last_updated_30]
    Systems AnalystProgrammer

    Systems AnalystProgrammer

    San Diego Unified School District • San Diego, California, USA
    [job_card.full_time]
    The San Diego Unified School District is currently accepting applications for the position of Systems Analyst / Programmer. This opportunity is open to all interested candidates.San Diego Unified Scho...[show_more]
    [last_updated.last_updated_variable_days] • [promoted]
    HPC Linux Systems Administrator - TS / SCI-FSP clearance

    HPC Linux Systems Administrator - TS / SCI-FSP clearance

    Jobot • San Diego, CA, US
    [job_card.full_time]
    This Jobot Job is hosted by : Kurt Holzmuller.Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary : $130,000 - $180,000 per year.We are a leading global...[show_more]
    [last_updated.last_updated_30] • [promoted]
    Field Systems Administrator

    Field Systems Administrator

    Systems Technology Forum • San Diego, California, USA
    [job_card.full_time]
    Systems Technology Forum LTD (STF) is an established industry partner with a passion for exceptional performance and an unwavering commitment to our clients. As a premier provider of management engi...[show_more]
    [last_updated.last_updated_variable_days] • [promoted]