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Senior Firewall Engineer Jobs in California (NOW HIRING)

STR

Senior Reverse Engineer

San Diego, CA · On-site

They are seeking a Senior Reverse Engineer to analyze vulnerabilities in cyber physical systems, conduct reverse engineering on complex software, and collaborate with teams to develop innovative ...

STR

Senior Reverse Engineer

San Diego, CA · On-site

$134K - $184K/yr

STR is hiring a Senior Reverse Engineer who has a passion for research and analysis of vulnerabilities in cyber physical systems. Work must be performed onsite. What you'll do: * Reverse engineering ...

Deloitte

Senior Manager - ServiceNow

Costa Mesa, CA · On-site

BA/BS Degree in Computer Science, Cyber Security, Information Security, Engineering, Information ... Work you'll do As a ServiceNow Senior Manager on the Cyber Strategy & Transformation team, you will ...

Deloitte

ServiceNow - Senior Manager

San Diego, CA

BA/BS Degree in Computer Science, Cyber Security, Information Security, Engineering, Information ... ServiceNow Senior Manager Our Deloitte Cyber team understands the unique challenges and ...

Deloitte

Senior Manager - ServiceNow

San Diego, CA · On-site

BA/BS Degree in Computer Science, Cyber Security, Information Security, Engineering, Information ... Work you'll do As a ServiceNow Senior Manager on the Cyber Strategy & Transformation team, you will ...

Deloitte

Senior Manager - ServiceNow

San Francisco, CA · On-site

BA/BS Degree in Computer Science, Cyber Security, Information Security, Engineering, Information ... Work you'll do As a ServiceNow Senior Manager on the Cyber Strategy & Transformation team, you will ...

Deloitte

ServiceNow - Senior Manager

San Jose, CA · On-site

BA/BS Degree in Computer Science, Cyber Security, Information Security, Engineering, Information ... ServiceNow Senior Manager Our Deloitte Cyber team understands the unique challenges and ...

Deloitte

Senior Manager - ServiceNow

Fresno, CA

BA/BS Degree in Computer Science, Cyber Security, Information Security, Engineering, Information ... Work you'll do As a ServiceNow Senior Manager on the Cyber Strategy & Transformation team, you will ...

Deloitte

Senior Manager - ServiceNow

Los Angeles, CA · On-site

BA/BS Degree in Computer Science, Cyber Security, Information Security, Engineering, Information ... Work you'll do As a ServiceNow Senior Manager on the Cyber Strategy & Transformation team, you will ...

Deloitte

Senior Manager - ServiceNow

Inglewood, CA

BA/BS Degree in Computer Science, Cyber Security, Information Security, Engineering, Information ... Work you'll do As a ServiceNow Senior Manager on the Cyber Strategy & Transformation team, you will ...

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All JobsFirewall Engineer JobsSenior Firewall Engineer JobsSenior Firewall Engineer Jobs in California

Senior Firewall Engineer information

See California salary details

$18

$59

$83

How much do senior firewall engineer jobs pay per hour?

As of Aug 11, 2026, the average hourly pay for senior firewall engineer in California is $59.57, according to ZipRecruiter salary data. Most workers in this role earn between $54.81 and $69.76 per hour, depending on experience, location, and employer.

What is the difference between Senior Firewall Engineer vs Network Security Engineer?

AspectSenior Firewall EngineerNetwork Security Engineer
CertificationsCCNP, CISSP, Cisco ASACISSP, CompTIA Security+, Cisco CCNA Security
Work EnvironmentFocus on firewall configuration, management, and policy enforcementBroader security infrastructure, including firewalls, IDS/IPS, VPNs
Industry UsagePrimarily in network security teams, IT departmentsAcross cybersecurity teams, network operations

The Senior Firewall Engineer specializes in designing, implementing, and managing firewall solutions, focusing on network perimeter security. In contrast, a Network Security Engineer has a broader role, covering various security tools and protocols. Both roles require similar certifications and are vital in maintaining organizational cybersecurity defenses, but their scope and focus differ.

What are the key skills and qualifications needed to thrive as a senior firewall engineer?

To thrive as a Senior Firewall Engineer, you need deep expertise in network security, firewall management, and risk assessment, typically backed by a degree in computer science or a related field and relevant certifications like CISSP or CCNP Security. Mastery of firewall platforms (such as Palo Alto, Fortinet, or Cisco ASA), intrusion detection/prevention systems, and network monitoring tools is essential. Strong problem-solving skills, attention to detail, and effective communication set top performers apart in this role. These skills ensure robust network protection, minimize vulnerabilities, and support secure business operations in complex IT environments.

What does a senior firewall engineer do?

A Senior Firewall Engineer is responsible for designing, implementing, and managing network security solutions, primarily focusing on firewalls. They assess organizational security needs, configure firewall rules, monitor network traffic for security threats, and troubleshoot issues related to firewalls. Additionally, they stay updated on the latest security threats and firewall technologies, ensuring the organization's network remains protected against unauthorized access or attacks. They often lead security projects and may mentor junior engineers within the team.

What are the typical challenges a senior firewall engineer faces when managing complex network environments?

Senior Firewall Engineers often encounter challenges such as balancing security requirements with network performance, managing policy changes across multiple devices, and staying ahead of emerging threats. They must frequently coordinate with other IT teams to ensure firewall rules do not inadvertently disrupt business-critical applications. Additionally, staying current with evolving technologies and compliance regulations is crucial, as is documenting configurations and troubleshooting issues quickly to minimize downtime.
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Senior Firewall Engineer jobs near you
Infographic showing various Senior Firewall Engineer job openings in California as of August 2026, with employment types broken down into 88% Full Time, 5% Part Time, 2% Temporary, and 5% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $123,908 per year, or $59.6 per hour.

Senior Reverse Engineer

STR

San Diego, CA • On-site

Full-time

Re-posted 26 days ago

Job description

Job Summary:
STR is a growing technology company specializing in advanced research and development for defense, intelligence, and national security. They are seeking a Senior Reverse Engineer to analyze vulnerabilities in cyber physical systems, conduct reverse engineering on complex software, and collaborate with teams to develop innovative cyber solutions.
Responsibilities:
• Reverse engineering complex software or firmware targets, ranging from typical Windows/Linux binaries to embedded firmware running non-traditional computer architectures and operating systems
• Developing and applying automated reverse engineering and binary analysis tools to characterize protocols, interfaces, and functionality of target systems
• Working in multi-discipline teams to develop innovative offensive cyber solutions to challenging problems from a wide variety of technologies
• Performing vulnerability weaponization, exploit development, payload development, and exploit mitigation on a variety of challenging targets
• Documenting, demonstrating, and presenting research
• Solving real world problems that have an impact on national security
Qualifications:
Required:
• The ability to obtain an Active Top Secret (TS) security clearance, for which U.S. citizenship is needed by the U.S. Government
• Bachelors Degree in Computer Science, Computer Engineering, Cybersecurity or related field plus a minimum of 5 years relevant experience (MS or PhD with equivalent work experience may also be considered)
• Experience with binary analysis of software/firmware
• Experience with disassembly tools, such as IDA Pro, Binary Ninja, or Ghidra
• Proficiency in one or more programming languages: C/C++, Python, etc.
• Proficiency in one or more Assembly Languages: x86, ARM, etc.
• General understanding of reverse engineering fundamentals: memory layout, calling conventions, etc.
Preferred:
• Vulnerability research and analysis
• Knowledge of weaponizing discovered vulnerabilities into exploits
• Implant or software patch development
• Familiarity with binary emulation or vulnerability research, including tools such as QEMU or AFL++
• Experience with DSP architectures, such as Texas Instruments, STMicroelectronics, NXP, or Analog Devices.
• Knowledge of operating system internals including memory/process/thread management
• Embedded systems or firmware analysis
• Experience development custom emulation tools to enable dynamic analysis
• Disassembler/decompiler module development
• Experience analyzing and reconstructing code/data flow
• Automated reverse engineering or software analysis tool development
• Experience debugging software without source code
• Knowledge of binary file structures and formats
• Experience analyzing protocols or message structures
• Knowledge of anti-reverse engineering techniques
• Knowledge of intrusion detection and anti-malware systems and techniques
Company:
STR is built on people & technology platforms tackling tough problems in cybersecurity, distributed sensing & artificial. Founded in 2010, the company is headquartered in Woburn, USA, with a team of 501-1000 employees. The company is currently Late Stage.

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