Cyber Security Analyst/ISSO
Los Angeles, Los Angeles County, California, 90079, USA
Listed on 2026-10-17
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IT/Tech
Cybersecurity, Information Security & Data Protection
At Areté, 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.Areté is seeking an immediate full-time Cyber Security Analyst / Information Systems Security Officer (ISSO) to support our Northridge, CA facility. This role requires a minimum, active TOP SECRET clearance
, and the selected candidate must be able to obtain and maintain a CI polygraph. In this position, you will work closely with Cyber Security and IT team members, provide occasional after-hours support, and travel as needed. You will support a range of classified information systems with varying levels of complexity.
- NOTE:
This is a 100% On-site position; hybrid or remote work options are not available**
- Perform duties as ISSO in accordance with JSIG, RMF, and NIST 800-53.
- Develop, maintain, and update security authorization documentation including System Security Plans (SSPs), Plan of Actions and Milestones (POA&M), SCTMs, Con Mon Reports, and audit logs.
- Conduct security control implementation, validation, and assessment activities.
- Perform and document system audits and risk analysis.
- Manage and execute Continuous Monitoring (Con Mon) tasks to ensure compliance throughout the system lifecycle.
- Support configuration management (CM) processes with a minimum of 1-2 years direct CM experience, including review and documentation of system changes, baseline management, and change control.
- Provide incident response support, including investigation, reporting, and remediation of security events.
- Support preparation for internal and external inspections and assessments.
- Support ISSM with 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
- Company-funded 5% contribution to your 401(k) retirement plan
- Company-funded 5% contribution to your Employee Stock Ownership Plan
- Continuing Education Assistance
- Flexible Scheduling
- Paid Time Off (PTO)
- Paid Parental and Bereavement Leave
- 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
- Active Top Secret security clearance with ability to obtain a CI polygraph.
- 1-2 years of experience performing ISSO or equivalent cybersecurity duties for classified systems.
- Demonstrated experience with JSIG, RMF, and NIST 800-53 security controls.
- Hands-on experience in security auditing, continuous monitoring, and documentation of control implementation.
- Current IAT Level II Security Certification or higher (Security+, CASP, CySA+, CISSP, GSEC) or ability to obtain within 3 months of the start date.
- Must have solid technical knowledge on how Windows and Server operating systems are hardened.
- 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, technical writing skills, and the ability to work autonomously and on a team.
- Strong written communication skills and the ability to document/diagram information systems and procedures.
- Must be able to lift 25…
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