Senior Multi-Disciplined Systems Architect

RTX

. Lead, develop, document, and implement a cybersecurity mitigation strategy .

Posted 10/16/2026full-timeRemote • California • United StatesSenior💰 $132,400 - $251,600 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in developing and implementing cybersecurity strategies while ensuring compliance with NIST-800-171 guidelines. Proficient in Linux administration, automation tools, and enterprise monitoring systems, with a strong focus on security and operational excellence.

Highest-signal resume keywords

Cybersecurity Mitigation Strategy DevelopmentLinux Administration (RHEL 7/8/9)Automation Tools (Ansible)Enterprise Logging and Monitoring (Splunk/Zabbix)CIS/STIG Benchmarks Compliance

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

Linux AdministrationRHEL 7/8/9Scripting (Bash, Python, Ansible, Kickstart)NetApp Enterprise Storage AdministrationSELinuxFirewalldEnterprise Active Directory (AD)LDAPManaged Anti-Virus SolutionsCIS/STIG Benchmarks

Soft Skills

MentoringCollaborationIncident Resolution

Tools & Technologies

SplunkZabbixAnsibleNetApp/ONTAPClamAVSEMVMware

Certifications & Qualifications

RHCSALPICSecret Security Clearance

Industry Keywords

NIST-800-171DoD Security StandardsCybersecurityAudit ReadinessVulnerability Management

Tech Stack

Tools & technologies

AnsibleCyber SecurityLinuxPythonSplunkVMware

About the role

Key responsibilities & impact

Lead, develop, document, and implement a cybersecurity mitigation strategy
Ensure Linux IT resources are patched and hardened according to NIST-800-171 guidelines
Collaborate with Cyber teams to maintain and monitor system availability, performance, and logs using enterprise tools
Build automation workflows using industry standards
Champion hardware and software issue processes across physical and virtualized VMware environments
Work with operations, supply chain, and legal teams to support mission objectives
Support audit readiness activities and respond to security vulnerability findings
Mentor and guide junior system administrators
Use the ticketing system to resolve incidents submitted by end users
Travel up to 15%

Requirements

What you’ll need

Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 10 years of prior relevant experience
Administration of RHEL 7/8/9, including systemd, firewalld, and SELinux
Administration of NetApp enterprise storage
Ability to obtain and maintain a U.S. government-issued Secret security clearance prior to start date
U.S. citizenship required
Experience with enterprise logging, monitoring, and alerting systems
Experience with automation tools such as Ansible
Experience with CIS/STIG benchmarks and DoD security standards
Experience with Linux OS certificates such as RHCSA / LPIC
Experience with Splunk/Zabbix
Experience with NetApp / ONTAP tools
Experience with Enterprise Active Directory (AD) and LDAP
Experience with managed anti-virus solutions such as ClamAV and SEM
Scripting experience with Bash, Python, Ansible, and Kickstart
Active and existing Secret security clearance preferred within the last 24 months
Ability to travel up to 15%

Benefits

Comp & perks

Medical, dental, and vision insurance
Three weeks of vacation for newly hired employees
Generous 401(k) plan with 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 pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, and ID theft protection
Birth, adoption, and 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
Flexible work schedules
Employee Scholar Program
Paid time off and holidays
Annual short-term and/or long-term incentive compensation programs may be available; payments are not guaranteed