Sr. Multi-Disciplined Systems Architect (REMOTE)

RTX (Raytheon); United States; Remote; USD 180,000 - 240,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

Three weeks of vacation

Generous 401(k) with employer matching

Tuition reimbursement

Student Loan Repayment Program

Life insurance and disability coverage

Additional voluntary benefits

Competitive retirement options

Job summary

Applied Signal Technology (AST) is seeking a Senior Multi-Disciplined Systems Architect to strengthen national security capabilities. This REMOTE role reports to our San Jose, CA office and collaborates across cybersecurity, systems engineering, and operations teams.

You will lead the design and implementation of robust cybersecurity strategies, develop automation workflows with Ansible, and mentor junior engineers while supporting audit readiness and compliance with DoD standards.

Qualifications

• STEM degree and 10+ years of relevant experience.
• Ability to administer RHEL and NetApp storage.
• U.S. citizenship and ability to obtain security clearance.
• Security standards knowledge (DoD/CIS) and scripting basics.

Responsibilities

• Lead cybersecurity mitigation strategy aligned with NIST/DoD.
• Collaborate with cyber teams to monitor systems and logs.
• Develop automation workflows using industry tools.
• Manage hardware/software issues across physical and virtual environments (VMware).
• Coordinate with operations, supply chain and legal for mission objectives.
• Support audit readiness and respond to vulnerabilities.
• Mentor junior system administrators.
• Resolve incidents via ticketing system; travel up to 15%.

Skills

Cybersecurity

Linux administration

Mentor/guide others

Collaboration

Education

STEM degree

Tools

RHEL 7/8/9

NetApp OnTap

VMware

Ansible

Splunk

Zabbix

Active Directory / LDAP

Kickstart

Job description

Raytheon company managed by Collins Aerospace

At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world's most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.

Collins Aerospace is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense.

At Applied Signal Technology (AST), the foundation of everything we do is rooted in our values and a higher calling - to help our nation and allies defend freedoms and deter aggression. Our team solves tough, meaningful problems that create a safer, more secure world.

Applied Signal Technology (AST) is seeking a Senior Multi-Disciplined Systems Architect who strives for excellence and has a passion to be part of a team that strengthens our nation and improves the security of our world. AST provides trusted strategic and tactical SIGINT solutions that secure the interests of the U.S. and its partners. AST's work in areas such as high-capacity broadband communications, signal processing and analysis, tactical SIGINT, and wireless communications continually challenges our extraordinary engineers to resolve problems and make the world a safer place. AST's work environment is passionate, highly collaborative and provides employees the freedom to strengthen and expand their skills, explore new and creative ideas, and work closely with our nation's finest service members all while embracing integrity, innovation, and work-life balance.

This is a REMOTE role that will report to our San Jose, CA office.

What You Will Do:

• Lead, develop, document, and implement a robust Cybersecurity mitigation strategy by ensuring Linux IT resources are patched and hardened in accordance with NIST-800-171 guidelines
• Collaborate with Cyber teams to maintain and monitor system availability, performance, and logs using enterprise tools.
• Leverage industry standards to build out automation workflows
• Champion processes regarding hardware and software issues across physical and virtualized environments (VMWare)
• Work closely with operations, supply chain and legal teams to support mission objectives.
• Support audit readiness activities and respond to security vulnerability findings.
• Provide mentorship and guidance to junior system administrators.
• Leverage ticketing system to resolve incidents submitted by end users
• Travel up to 15%

Qualifications You Must Have:

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 10 years of prior relevant experience
• Ability to demonstrate administration of RHEL 7/8/9, including systemd, firewalld, and SELinux.
• Ability to demonstrate administration of Netapp enterprise storage.
• Ability to obtain and maintain U.S. government issued Secret security clearance is required prior to start date.
• U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

Qualifications We Prefer:

• Experience with enterprise logging, monitoring, and alerting systems.
• Experience with automation tools such as Ansible.
• Experience with CIS/STIG benchmarks and DoD security standards.
• Linux OS Certificate (RHCSA / LPIC)
• Experience with Splunk/Zabbix
• Experience with NetApp / OnTap tools
• Experience with Enterprise Active Directory (AD) & LDAP
• Experience dealing with Managed Anti-Virus (AV) solutions (ClamAV & SEM).
• Scripting Experience (Bash, Python, Ansible) and Kickstart.
• Active and existing Secret security clearance (within the last 24 months)

What We Offer

• 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, par