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Staff Information System Security Manager

Arete Associates
113000.00 To 130000.00 (USD) Annually
vision insurance, paid time off, 401(k), retirement plan
United States, California, Northridge
Mar 05, 2026

At Arete, we are on the forefront of utilizing innovative solutions, with great minds from all backgrounds, to help solve the nation's most complex security challenges. We strive for an inclusive, collaborative team environment that approaches differences as opportunities for innovation and excellence. As an employee-owned company, we foster an atmosphere that propels diverse career opportunities and professional growth.

Discover your future with us.

We have an immediate opening for an experienced Staff Information System Security Manager (ISSM) to work as a member of our Cyber Security team in Northridge, CA. This is an exempt full-time position reporting to the Sr. Manager, Cyber Security. The selected candidate must have an Active Top-Secret clearance and pass a counterintelligence polygraph. The candidate will support a variety of information systems at varying levels of complexity. This position is a full-time, permanent, on-site position, hybrid and remote options are not available.

Primary responsibilities:

  • Developing and implementing information security procedures, system security plans, SCTMs, test plans, and POA&Ms for the operation of networked and standalone classified computer systems, as well as coordinating government agency approvals/accreditations.
  • Perform oversight of the development, implementation and evaluation of information system security program policy; special emphasis placed upon integration of exiting network infrastructures.
  • Advising other ISSMs and ISSOs on best practices for compliant package creation, RMF processes, and other Cyber Security procedures.
  • Conducting periodic system self-inspections/testing, system audits, media reviews and investigations of computer security incidents, and coordinating with other organizations for expertise as needed.
  • Consulting on the design, development, integration, and analysis of classified computing systems.
  • Interfacing with customers, executives, managers, and other leads to gather requirements, recommend solutions, provide status, and manage escalated Cyber-related issues/requests.
  • Performing administrative control testing and validation and supporting technical control testing and validation.
  • Providing customer service to end users of the information systems for cyber security-related requests and issues such as data transfers, user account management activities, software approval requests, end user cyber security training, and others as assigned.
  • Assisting with product research and testing utilizing open-source resources as well as coordination with appropriate vendors.
  • Generate training material for a variety of Cyber Security requirements including end user briefings, role-based training, and incident response tabletop exercises.
  • Other duties, as assigned

We have an impressive range of benefits, programs, and perks that we offer:

Health & Wellness:

  • Medical, Dental & Vision Insurance
  • Life and Long-Term Disability (LTD)
  • Vision Reimbursement
  • Fitness Reimbursement

Financial:

  • Company-funded 5% contribution to your 401(k) retirement plan
  • Company-funded 5% contribution to your Employee Stock Ownership Plan
  • Continuing Education Assistance

Work-Life Balance:

  • Flexible Scheduling
  • Paid Time Off (PTO)
  • Paid Parental and Bereavement Leave

What We Value:

  • Creativity and innovation in solving challenges
  • Integrity and responsibility in all actions
  • Collaboration across teams and specialties
  • Responsiveness in fast-paced environments
  • Passion for national security and excellence

Experiences and Background We Look For (Required Skills):

  • Active TOP SECRET Clearance
  • Must have a Security+ CE or equivalent certification for DoD 8140 / 8570 IAT Level II or higher within 30 days of employment.
  • Minimum of 8 years working as an ISSM/ISSO with at least 2 years of experience being in an ISSM role.
  • Strong written communication skills including the ability to document/diagram information systems and procedures, produce RMF accreditation packages, create Cyber Security policies, and generate other security artifacts including but not limited to SCTMs, POA&Ms, SSPs, and RARs.
  • Experience with Security Directives, Policies, Publications and Regulations including but not limited to the NISPOM, DAAPM, NIST 800-53, JSIG and/or ICD 503/705.
  • Must have working knowledge of DoD, National and applicable service and agency security policy, manuals, and standards.
  • Must have solid technical knowledge on how Microsoft Windows 11, Windows Server 2019 or newer systems are configured, hardened, and managed.
  • Experience with common information system Cyber Security tools, technologies, and STIGs (Nessus/ACAS, SCAP Compliance Checker, STIG Viewer, Microsoft Group Policy, etc.).
  • Strong interpersonal skills, ability to work autonomously and on a team.
  • Must be able to lift 25 pounds.

Nice to Have (Preferred Skills):

  • Bachelor's Degree in a Cyber Security or Information Technology related discipline.
  • Working knowledge of Red Hat Enterprise Linux 8and/or 9 security-related functions (SELinux, AIDE, firewalld, PAM configuration files, the Linux Audit system, and more).

The annual salary range for this role is $113,000 to $130,000; however, Arete considers several factors when extending an offer of employment, including but not limited to: the position and associated responsibilities, a candidate's work experience, education/training, and key skills.

Other Considerations

Arete is committed to the principles of equal employment opportunity and nondiscrimination, and we believe every person has the right to be treated with fairness, dignity, and equal consideration. Arete is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender identity, marital status, national origin, age, veteran status, disability, or any other characteristic protected by applicable federal, state, or local law.

U.S. citizenship is required to meet position eligibility.

Successful passage of a criminal background screen is required to meet position eligibility.

Selected applicants will be subject to a government security investigation and must meet eligibility requirements for access to classified information.

Arete will consider for employment qualified applicants with criminal histories in a manner consistent with the requirements of the Los Angeles Fair Chance Initiative for Hiring.

Successful passage of a Department of Transportation (DOT) drug test is required to meet position eligibility.

If you are a qualified individual with a disability or a disabled veteran, you have the right to request an accommodation if you are unable or limited in your ability to use or access our website because of your disability. To request an accommodation, please contact Arete Human Resources at 818-885-2200 for assistance.

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