Principal System Administrator

About the Role

AST is seeking a Principal Systems Administrator to join our team. This is an ONSITE role at our San Jose, CA location.

What You Will Do

• Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux environment.
• Understanding and knowledge of Windows Server internals or Linux fundamentals to include DNS, DHCP, AD, and server replication methods.
• Working as a team member in a fast-paced technological environment.
• Use troubleshooting techniques to resolve technical problems of a moderate to high scope and complexity to include the integration of hardware and operating systems (OS).
• Work with Cybersecurity professionals to maintain security requirements.
• Provide documentation and training on advanced IT processes and procedures and other tasks as assigned.
• Must be able to obtain certification requirements (CompTIA Security+ CE or equivalent certification) within a reasonable amount of time.
• Systems are operational 24x7 and occasionally require work effort beyond standard work hours.
• Travel required as business needs dictate to other US Domestic locations, up to 10% per year.

Qualifications You Must Have

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 8 years of prior relevant experience.
• Experience with Windows and Linux Operating systems.
• Experience with scripting.
• Experience with helpdesk operations, ticket troubleshooting and resolution.
• Experience with audit logs collection.
• Experience with system hardening.
• Experience with working in a team environment and collaborating with others.
• Experience working face to face with others and being comfortable in a demanding environment.
• Active and transferable U.S. government issued Top Secret SCI (TS/SCI) security clearance is required prior to start date with the ability to obtain a polygraph after start. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

Qualifications We Prefer

• Experience serving as a technical SME or primary point of contact for patching, vulnerability remediation, or compliance initiatives.
• Experience with VMware virtualization technologies, including ESXi, vCenter, VM lifecycle management, and host upgrades.
• Experience with securing system configurations, system hardening, STIG/EVAL STIG implementation, vulnerability remediation, and compliance.
• Familiarity with cybersecurity and compliance tooling, such as ACAS, SCAP, Splunk, STIG Viewer, and audit support processes.
• Experience with MECM/SCCM, PXE boot services, OS imaging, and automated software deployment frameworks.
• Experience with enterprise Windows services, including Active Directory, Group Policy, and identity integration.
• Experience working in a classified environment.
• Existing TS/SCI with polygraph.

Benefits

• Medical, dental, and vision insurance
• Three weeks of vacation for newly hired employees
• Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option
• Tuition reimbursement program
• Student Loan Repayment Program
• Life insurance and disability coverage
• Optional coverages you can buy: pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection
• Birth, adoption, parental leave benefits
• Ovia Health, fertility, and family planning
• Adoption Assistance
• Autism Benefit
• Employee Assistance Plan, including up to 10 free counseling sessions
• Healthy You Incentives, wellness rewards program
• Doctor on Demand, virtual doctor visits
• Bright Horizons, child and elder care services
• Teladoc Medical Experts, second opinion program
• Eligible for relocation

Pay

The salary range for this role is 118,300 USD - 224,900 USD.

This response is AI-generated, for reference only.