Information Systems Security Manager (ISSM)
Company: OKSI
Role summary
Information Systems Security Manager (ISSM) is a role at OKSI in Torrance, California, United States (on-site). Posted 2026-09-11. Experience level: 5-10.
- Job title
- Information Systems Security Manager (ISSM)
- Company
- OKSI
- Location
- Torrance, California, United States
- Work arrangement
- on-site
- Category
- Software Engineering
- Experience level
- 5-10
- Date posted
- 2026-09-11
OKSI is seeking a skilled Information Systems Security Manager to lead their security efforts. This is a great opportunity for someone looking to make a significant impact in a growing company, with a competitive salary and benefits package. If you're passionate about safeguarding information systems, this role offers a rewarding career path.
Job description
Description
About OKSI
Opto-Knowledge Systems, Inc. (OKSI) designs and builds EO/IR sensor systems, autonomous platforms, and modeling and simulation technology that give warfighters a decisive edge. We're a small, fast-moving team where your work reaches the field in months, not years.
Why OKSI
Own the whole stack, not one slice of it. Lead compliance strategy and infrastructure decisions from day one.
See your work protect people, fast. The systems you secure support seekers, guidance kits, and autonomy hardware fielded in months, not years.
A mission that matters. Our work gives warfighters a decisive edge and helps drive down the cost of defending the nation.
Speed and agility. Small teams, direct access to leadership, no process bottlenecks slowing you down.
Grow as we grow. OKSI is expanding, which means faster-than-typical opportunities to build and lead a growing security function.
A flexible, supportive environment. A culture that expects excellence while genuinely investing in the people who deliver it.
The Role
The ISSM owns OKSI's cybersecurity compliance program end to end, directing our CMMC posture and NIST 800-171/DFARS 7012 compliance, building and enforcing the policies and procedures that keep us audit-ready. You'll also guide IT infrastructure decisions and lead the IT team, though the core of this role is compliance strategy and governance.
What You'll Do
Direct OKSI's CMMC program, ensuring ongoing alignment with DFARS 7012 and NIST 800-171
Build, maintain, and enforce security policies, procedures, and documentation (SSPs, POA&Ms, control baselines)
Lead internal security audits, identify gaps, and drive remediation to closure
Guide IT team priorities and provide strategic direction on infrastructure and security decisions
Partner with every department to meet operational needs without compromising compliance
Lead companywide cybersecurity training and awareness efforts
Run continuous monitoring and threat detection through SIEM tooling
Oversee network and systems administration, Microsoft 365/AzureAD/Intune, and Linux/Windows baselines (in partnership with IT staff)
Manage vendors and evaluate new technology for secure, compliant integration
Requirements
What You'll Need
Hands-on CMMC experience: building, maintaining, or assessing a CMMC compliance program
Strong command of DFARS 7012 and NIST 800-171 control families, policy development, and audit documentation (SSPs, POA&Ms)
Active DoD clearance (Secret or higher)
5+ years of experience in cybersecurity compliance, IT security, or a related field
Nice to Have
Prior defense industry or DoD contractor experience
Bachelor's degree in Computer Science, Information Systems, Cybersecurity, or related field
DoD 8570.01 certification (IAT Level II or higher, e.g., Security+, CISSP)
Experience with Microsoft 365, AzureAD, Intune, or Fortinet technologies
Experience administering Linux and Windows systems
Compensation and Benefits
$95,000 - $180,000 annually. New hires are typically brought into the organization at a salary between the range minimum and the salary range midpoint depending on qualifications and the budget allocated for this role.
Medical, dental, vision fully paid by the employer for the employee
Three weeks vacation
Automatic company contribution to 401K – 5% of earned wages (no matching required)
Educational assistance
ITAR Requirements
To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C.
1157, or (iv) Asylee under 8 U.S.C.
1158, or be eligible to obtain the required authorizations from the U.S. Department of State. Learn more about the ITAR here .
We are an equal employment opportunity and affirmative action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, disability, protected veteran status, or any other status protected by law. We provide reasonable accommodations for qualified individuals with disabilities in the application and hiring process.
This employer participates in E-Verify.
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