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Cybersecurity Engineer III with Security Clearance

INFORMATION SYSTEMS SOLUTIONS, INCSan Diego, CA🇺🇸United StatesPosted Oct 15, 2026

Why This Role Stands Out

This role offers a significant opportunity to advance your cybersecurity career, working on critical IT management support for a respected organization and contributing to vital accreditation efforts. You'll thrive here if you possess in-depth knowledge of the Risk Management Framework and excel at vulnerability assessment and remediation, making this an excellent position to leverage your expertise and grow. Apply today to join a team that values employee growth and a supportive, family-first environment, with a competitive salary of $140,000 - $150,000.

Quick Overview

Salary
$140k - $150k/yr
Seniority
Mid Senior
Employment type
Employee
Work mode
On Site
Location
San Diego, CA, United States
Posted
4 days ago

Job Description

Information Systems Solutions (ISS) is seeking a Cybersecurity Engineer III to support the NIWC PAC Information Technology Management Support Services contract. The Cybersecurity Engineer III will be responsible for supporting Assessment and Authorization (A&A) accreditation efforts. This role maintains cybersecurity monitoring operations, performs triage to assess the scope and impact of incidents, identifies vulnerabilities, and recommends remediation strategies. The role requires in-depth knowledge of the Risk Management Framework.

This position is 100% onsite Specific duties include, but are not limited to the following:  · Test and apply security controls based on security categorization, the application of overlays (privacy, classified, intel, etc.) and security control tailoring (AI, NOFORN, etc.). · Conduct active and passive reconnaissance of data, with the ability to assess and author Plans of Milestones and Actions (POA&Ms) containing accurate and verifiable mitigation statements, milestone tracking, and applying to the most relevant security control. · Development of comprehensive required A&A documentation, including System Security Plan (SSP), Security Assessment Plan (SAP), Security Assessment Reports (SARs), etc. · Adherence to the eMASS scheduled tasking within the accreditation cycle, including Quarterly Independent Verification and Validation (IV&V), quarterly STIG checks, Annual Security Review (ASR), monthly POA&M updates, and resubmission for ATO, ATC, IATC and IATT as applicable. · Maintenance of DISA circuit connections (CCSDs), inheritance from accredited systems and cloud service providers, and the workflow schedule on accreditations.

Why Work For ISS? At ISS we pride ourselves on providing an employee-focused and family first environment. Being a small business, we take the time to get to know our employees and have a vested interest in helping them achieve their career goals. We work to schedule regular social gatherings within the company to foster camaraderie. ISS values their employees by providing a comprehensive benefits package that includes a fully vested 401(k) matching program, coverage of family medical deductibles, spot bonuses, and educational assistance to further your career.

Requirements Clearance Level: Secret Certification:  IAM II One of the following: CAP  CASP  CISM  CISSP (or Associate) GSLC      Required Qualifications:  ·10+ years of experience in cybersecurity or incident response · Certifications preferred: Certified Information Systems Security Professional (CISSP) Skills & Competencies: · Cybersecurity Monitoring and Incident Response · Security Testing, Auditing, and Remediation · Data Analytics and Risk Assessment · Proficiency with IT Security Software and Web Security Tools  Salary Description 140,000-150,000

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