FSO/ISSM
Oxnard, CA · On-site
As the ISSM, you will be responsible for the overall security posture of classified information systems, including configuration, protection, assessment, and accreditation under the DoD Risk ...
Oxnard, CA · On-site
As the ISSM, you will be responsible for the overall security posture of classified information systems, including configuration, protection, assessment, and accreditation under the DoD Risk ...
Oxnard, CA · On-site
As the ISSM, you will be responsible for the overall security posture of classified information systems, including configuration, protection, assessment, and accreditation under the DoD Risk ...
Oxnard, CA · On-site
As the ISSM, you will be responsible for the overall security posture of classified information systems, including configuration, protection, assessment, and accreditation under the DoD Risk ...
Oxnard, CA · On-site
As the ISSM, you will be responsible for the overall security posture of classified information systems, including configuration, protection, assessment, and accreditation under the DoD Risk ...
As the ISSM, you will be responsible for the overall security posture of classified information systems, including configuration, protection, assessment, and accreditation under the DoD Risk ...
As the ISSM, you will be responsible for the overall security posture of classified information systems, including configuration, protection, assessment, and accreditation under the DoD Risk ...
Torrance, CA · On-site
$120 - $150/hr
The ISSM's primary function serves as a principal expert and manager on all matters, technical and otherwise, involving the security of information systems under his/her purview. Primary support will ...
Torrance, CA · On-site
$120 - $150/hr
The ISSM's primary function serves as a principal expert and manager on all matters, technical and otherwise, involving the security of information systems under his/her purview. Primary support will ...
The ISSM will own the classified information system process from start to finish. The ISSM will be required to travel to customer sites or testing facilities as necessary. The ideal candidate is ...
The ISSM will own the classified information system process from start to finish. The ISSM will be required to travel to customer sites or testing facilities as necessary. The ideal candidate is ...
Monterey, CA · On-site
$145K - $165K/yr
Compliance leadership (ISSM/ISSO) Requirements: * Education: BA/BS with 5+ years OR AA/AS with 7+ years. * Certifications: IAT II. * Experience: 7+ years cybersecurity, with leadership. * Technical ...
Monterey, CA · On-site
$145K - $165K/yr
Compliance leadership (ISSM/ISSO) Requirements: * Education: BA/BS with 5+ years OR AA/AS with 7+ years. * Certifications: IAT II. * Experience: 7+ years cybersecurity, with leadership. * Technical ...
Los Angeles, CA · On-site
The selected candidate will serve as the appointed ISSM for AFSCI at LAAFB and act as the lead governance authority responsible for managing the AFSCI Risk Management Framework (RMF) process ...
Los Angeles, CA · On-site
The selected candidate will serve as the appointed ISSM for AFSCI at LAAFB and act as the lead governance authority responsible for managing the AFSCI Risk Management Framework (RMF) process ...
Torrance, CA · Hybrid
$150K - $186K/yr
The ISSM will own the classified information system process from start to finish. The ISSM will be required to travel to customer sites or testing facilities as necessary. The ideal candidate is ...
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Torrance, CA · Hybrid
$150K - $186K/yr
The ISSM will own the classified information system process from start to finish. The ISSM will be required to travel to customer sites or testing facilities as necessary. The ideal candidate is ...
$145K - $165K/yr
Compliance leadership (ISSM/ISSO) Requirements: * Education: BA/BS with 5+ years OR AA/AS with 7+ years. * Certifications: IAT II. * Experience: 7+ years cybersecurity, with leadership. * Technical ...
$145K - $165K/yr
Compliance leadership (ISSM/ISSO) Requirements: * Education: BA/BS with 5+ years OR AA/AS with 7+ years. * Certifications: IAT II. * Experience: 7+ years cybersecurity, with leadership. * Technical ...
Torrance, CA · On-site
$150K - $186K/yr
The ISSM will own the classified information system process from start to finish. The ISSM will be required to travel to customer sites or testing facilities as necessary. The ideal candidate is ...
Torrance, CA · On-site
$150K - $186K/yr
The ISSM will own the classified information system process from start to finish. The ISSM will be required to travel to customer sites or testing facilities as necessary. The ideal candidate is ...
Los Angeles, CA · On-site
$130K - $150K/yr
The ISSM will ensure all applicable DoD and Air Force cybersecurity requirements, directives, and operational standards are fully implemented and maintained in accordance with contractual and mission ...
Los Angeles, CA · On-site
$130K - $150K/yr
The ISSM will ensure all applicable DoD and Air Force cybersecurity requirements, directives, and operational standards are fully implemented and maintained in accordance with contractual and mission ...
Los Angeles, CA · On-site
$130K - $150K/yr
The ISSM will ensure all applicable DoD and Air Force cybersecurity requirements, directives, and operational standards are fully implemented and maintained in accordance with contractual and mission ...
Quick apply
Los Angeles, CA · On-site
$130K - $150K/yr
The ISSM will ensure all applicable DoD and Air Force cybersecurity requirements, directives, and operational standards are fully implemented and maintained in accordance with contractual and mission ...
Los Angeles, CA · On-site
The ISSM will ensure all applicable DoD and Air Force cybersecurity requirements, directives, and operational standards are fully implemented and maintained in accordance with contractual and mission ...
Los Angeles, CA · On-site
The ISSM will ensure all applicable DoD and Air Force cybersecurity requirements, directives, and operational standards are fully implemented and maintained in accordance with contractual and mission ...
Lompoc, CA · On-site
$120K - $165K/yr
In this role, the ISSM/ISSO Support Specialist is responsible for implementing, managing, and enforcing Air Force Information Assurance (IA) policies and cybersecurity requirements in support of 55 ...
Lompoc, CA · On-site
$120K - $165K/yr
In this role, the ISSM/ISSO Support Specialist is responsible for implementing, managing, and enforcing Air Force Information Assurance (IA) policies and cybersecurity requirements in support of 55 ...
Lompoc, CA · On-site
$120K - $165K/yr
In this role, the ISSM/ISSO Support Specialist is responsible for implementing, managing, and enforcing Air Force Information Assurance (IA) policies and cybersecurity requirements in support of 55 ...
Lompoc, CA · On-site
$120K - $165K/yr
In this role, the ISSM/ISSO Support Specialist is responsible for implementing, managing, and enforcing Air Force Information Assurance (IA) policies and cybersecurity requirements in support of 55 ...
Overview The Information System Security Manager (ISSM) serves as the primary cybersecurity authority and liaison for contractor-designed, built, and supported networks and systems operating within ...
Overview The Information System Security Manager (ISSM) serves as the primary cybersecurity authority and liaison for contractor-designed, built, and supported networks and systems operating within ...
San Diego, CA · On-site
$140 - $180/hr
Information Systems Security Manager (ISSM) San Diego, CA Operations In office Full-time We are looking for a highly skilled and motivated Information Systems Security Manager (ISSM) to join our team ...
San Diego, CA · On-site
$140 - $180/hr
Information Systems Security Manager (ISSM) San Diego, CA Operations In office Full-time We are looking for a highly skilled and motivated Information Systems Security Manager (ISSM) to join our team ...
The Information System Security Manager (ISSM) serves as the primary cybersecurity authority and liaison for contractor-designed, built, and supported networks and systems operating within Army and ...
The Information System Security Manager (ISSM) serves as the primary cybersecurity authority and liaison for contractor-designed, built, and supported networks and systems operating within Army and ...
Overview The Information System Security Manager (ISSM) serves as the primary cybersecurity authority and liaison for contractor-designed, built, and supported networks and systems operating within ...
Overview The Information System Security Manager (ISSM) serves as the primary cybersecurity authority and liaison for contractor-designed, built, and supported networks and systems operating within ...
Overview The Information System Security Manager (ISSM) serves as the primary cybersecurity authority and liaison for contractor-designed, built, and supported networks and systems operating within ...
Overview The Information System Security Manager (ISSM) serves as the primary cybersecurity authority and liaison for contractor-designed, built, and supported networks and systems operating within ...
$45.4K - $57.8K
3% of jobs
$57.8K - $70.3K
4% of jobs
$70.3K - $82.7K
8% of jobs
$93.5K is the 25th percentile. Wages below this are outliers.
$82.7K - $95.1K
11% of jobs
$95.1K - $107.5K
13% of jobs
The median wage is $114.8K / yr.
$107.5K - $120K
19% of jobs
$131.2K is the 75th percentile. Wages above this are outliers.
$120K - $132.4K
19% of jobs
$132.4K - $144.8K
9% of jobs
$144.8K - $157.2K
9% of jobs
$157.2K - $169.7K
2% of jobs
$169.7K - $182.1K
2% of jobs
$45.4K
$116.8K
$182.1K
To excel as an Information System Security Manager (ISSM), you need a strong background in information security, risk management, and compliance, typically supported by a degree in cybersecurity, computer science, or a related field. Familiarity with security frameworks (such as NIST or ISO 27001), vulnerability assessment tools, and certifications like CISSP or CISM are commonly required. Leadership, attention to detail, and effective communication are important soft skills for managing security teams and collaborating across departments. These skills help ensure organizational data is protected, compliance standards are met, and business operations remain secure.
An Information Systems Security Manager (ISSM) is responsible for overseeing and implementing cybersecurity policies for an organization's information systems. They ensure compliance with security standards, manage risk assessments, and coordinate with security teams to protect sensitive data. ISSMs work closely with IT and leadership to develop and enforce security strategies that align with regulatory requirements.
An ISSM’s daily responsibilities often include overseeing the implementation and monitoring of security controls, performing regular risk assessments, and ensuring compliance with relevant security policies and regulations. You may also coordinate incident response efforts, review system access logs, and provide guidance to IT staff on best practices. Additionally, ISSMs frequently interact with auditors, senior management, and cross-functional teams to report on security findings and advise on system improvements. This role requires staying current with emerging threats and adapting security strategies to protect organizational assets effectively.

Job Summary:
In this role, you will serve as the Facility Security Officer (FSO) for the Oxnard, CA site, with full responsibility for ensuring compliance with the National Industrial Security Program (NISP). In this dual-function position, you will also act as the Information Systems Security Manager (ISSM), overseeing the security of classified information systems across multiple Mercury locations.
As the FSO, you will manage all aspects of NISP compliance, implement and enforce security policies and procedures, and ensure full adherence to U.S. Government requirements. As the ISSM, you will be responsible for the overall security posture of classified information systems, including configuration, protection, assessment, and accreditation under the DoD Risk Management Framework (RMF).
Key responsibilities include aligning security program goals with organizational objectives, assessing and mitigating risk, ensuring regulatory compliance, protecting personnel, information, facilities, and business operations.
Job Responsibilities:
Required Qualifications:
Preferred Qualifications:
#LI-RL1
"This position requires you to access information that is subject to U.S. export regulations. You may only access such information if you are a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. government."
Mercury Systems is a technology company that makes the world a safer, more secure place. We push processing power to the tactical edge, making the latest commercial technologies profoundly more accessible for today's most challenging aerospace and defense missions. From silicon to system scale, Mercury enables customers to accelerate innovation and turn data into decision superiority. Headquartered in Andover, Massachusetts, Mercury employs more than 2,300 people in 24 locations worldwide. To learn more, visit mrcy.com
Our Culture
We are committed to making Mercury a great place to work, no matter where our employees are located. We offer a casual and enjoyable atmosphere that allows employees to learn and grow. We help and care for one another and work as one to achieve results for us and for our customers. We value communication and transparency, and strive to foster two-way dialogue at all levels of the organization. We are committed to lifelong learning, offering comprehensive skills training and tuition reimbursement. Whether you're just starting out on your career journey or you are an experienced professional, it's important to us that you feel recognized and rewarded for your contributions.
To find out more aboutWhy Mercury?, or visit the Mercury Community or find answers to general questions at Mercury FAQs
Mercury Systems is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex (including pregnancy), sexual orientation, gender identity, national origin, genetic information, creed, citizenship, disability, protected veteran or marital status.
As an equal opportunity employer, Mercury Systems is committed to a diverse workforce. In order to ensure reasonable accommodation for individuals protected by Section 503 of the Rehabilitation Act of 1973, the Vietnam Veterans' Readjustment Act of 1974, and Title I of the Americans with Disabilities Act of 1990, applicants that require accommodation in the job application process may contact the number below for assistance.
(978) 256-1300
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