Cyber Defense Specialist, Experienced

About Stellarus and the Ascendiun Family of Companies

Stellarus, launched in January 2025, is designed to scale innovative healthcare solutions that support customers in creating a health care experience deserving of their family, friends, and neighbors.    
 
Stellarus is part of a family of organizations that is overseen by a nonprofit corporate entity named Ascendiun. The Ascendiun Family of Companies also includes Blue Shield of California and its subsidiary, Blue Shield of California Promise Health Plan and Altais, a clinical services company. 

Stellarus’ vision is to empower its customers to create a healthcare experience that is worthy of their family, friends, and neighbors. Stellarus’ objective is to offer innovative, modern, scalable solutions that challenge the health care status quo. This very closely aligns with Blue Shield of California’s vision by using innovation to improve quality, affordability, and experience for members.   

To achieve our mission, we foster an environment where all employees can thrive and contribute fully to address the needs of the various communities we serve. We are committed to creating and maintaining a supportive workplace that upholds our values and advances our goals.

Our Values: 

At Stellarus, our core values of agility, trust, drive, courage and service shape our approach to developing innovative product offerings.

Physical Requirements:

Office Environment - roles involving part to full time schedule in Office Environment. Based in our physical offices and work from home office/deskwork - Activity level: Sedentary, frequency most of work day.

Please click here for further physical requirement detail. 

Equal Employment Opportunity:

External hires must pass a background check/drug screen. Qualified applicants with arrest records and/or conviction records will be considered for employment in a manner consistent with Federal, State and local laws, including but not limited to the San Francisco Fair Chance Ordinance. All qualified applicants will receive consideration for employment without regards to race, color, religion, sex, national origin, sexual orientation, gender identity, protected veteran status or disability status and any other classification protected by Federal, State and local laws.

Your Role 

The Information Security team is looking for a certified security professional to join our fast paced, collaborative, and diverse team of talent. Our mission is to provide operationally excellent next-generation information security event monitoring, threat hunting, and incident response services that protect Blue Shield from adverse cyber events. The Cyber Defense Specialist, Experienced will report to the Senior Manager of Information Security Operations. In this role you will work with a high-functioning 24/7/365 team utilizing industry leading technology to identify, protect, detect, respond, and recover from adversary attacks.

Your Work 

In this role, you will: 

• Provide network intrusion monitoring and response.
• Perform endpoint detection and response (EDR).
• Analyze application and web security events.
• Interpret logs to identify and respond to indicators of compromise (IOCs) and threats including User and Event Behavioral Analytics (UEBA) using a security information and event management (SIEM) environment.
• Perform incident response containment.
• Utilize Security Orchestration, Automation, and Response (SOAR) of information security incidents.

Your Knowledge and Experience 

• Requires practical knowledge of job area typically obtained through advanced education combined with experience.
• Typically, requires a college degree or equivalent experience and 3 years of prior relevant experience.
• Requires security industry certification.
• Security event monitoring and incident response.
• Security Information Event Management (SIEM) searching.
• Intrusion detection and network tools; Wireshark, Nmap.
• Anti-virus and malware detection.
• Social engineering and phishing detection.
• Identity & Access Management.

 

Hybrid

This role requires employees to be in - office based on our hybrid workplace model, balancing purposeful in - person collaboration with flexibility. For most teams, this means coming into the office two days each week.

Employees living more than 50 miles from an office location will work with their manager to determine in-office time based on business need.

 

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