Senior Information Systems Security Officer (ISSO)
AMERICAN SYSTEMS
Oak Harbor, WA
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JOB DETAILS
JOB TYPE
Full-time, Employee
SKILLS
Best Practices, CCNA - Cisco Certified Network Associate, CompTIA Security+, Computer Firmware, Computer Security, Data Access Objects (DAO), DoD Directive 8140, DoD Directive 8570, Documentation, GSEC - GIAC Security Essentials Certification, IAT - Information Assurance Technical, ISO (International Organization for Standardization), Information Technology & Information Systems, Information/Data Security (InfoSec), Internet Security, Network Administration/Management, Network Security, Operations Security (OPSEC), Procedure Implementation, SSCP - Systems Security Certified Practitioner, Security Analysis, Security Policy, Systems Administration/Management, Systems Hardware, United States Department of Defense (DoD), Willing to Travel
LOCATION
Oak Harbor, WA
POSTED
30+ days ago
Location
US-WA-Whidbey Island
ID
2026-3959
Category
IT / Cyber Security / Network Systems
Position Type
Full-Time
Remote
No
Clearance Required
Top Secret/SCI
Overview
AMERICAN SYSTEMS is hiring a Sr Information Systems Security Officer to support mission-critical DoD systems at Whidbey Island, Washington. This role is suited for a TS/SCI-cleared security professional with strong RMF and JSIG experience who partners closely with ISSMs and AOs to maintain a compliant, resilient security posture across complex environments.
Responsibilities
As a Senior Information Systems Security Officer with AMERICAN SYSTEMS you will have the opportunity to:
Maintain the operational security posture of assigned information systems in close coordination with the ISSM, ISO, and AO/DAO
Prepare, review, and update RMF authorization packages, including continuous monitoring activities
Conduct security impact analyses for configuration changes within authorization boundaries
Ensure compliance with DoD, NIST SP 800-series, and DoDI/D 8500-series requirements
Review audit logs, identify anomalies, and ensure security documentation remains current and accessible
Identify cyber security vulnerabilities and support implementation of effective countermeasures
Support system self-inspections, assessments, and RMF activities for internal and external stakeholders
Coordinate and approve changes to system hardware, software, and firmware prior to implementation
Ensure approved procedures are followed for media handling, sanitization, and destruction
Provide ISSO support to in-house and customer organizations
Participate in required technical and security training
Travel within CONUS up to 10-20 percent annually in support of the program
Qualifications
Active TS clearance with SCI eligibility, SAP eligibility, and JSIG experience
5-7 years of experience in information assurance or cyber security roles, such as ISSO, system administrator, or network administrator
Strong working knowledge of RMF, DoD security policy, and system authorization processes
Demonstrated experience managing day-to-day security operations for DoD information systems
DoD 8570 IAT Level II certification (e.g., Security+ CE, CySA+, GSEC, SSCP, CCNA-Security)
IAM Level II certification preferred (e.g., CISSP or CISM)
Solid understanding of network security principles and best practices
Proven ability to troubleshoot security issues, automate repetitive tasks, and work independently or within a team
Detail-oriented with a strong commitment to accuracy and compliance.
Note: Travel will be less than 10 days per year in support of occasional functions
Pay Transparency Statement
AMERICAN SYSTEMS is committed to pay transparency for our applicants and employee-owners. The salary range for this position is USD $108,100.00/Yr. - USD $180,600.00/Yr. Actual compensation will be determined based on several factors permitted by law. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance.
EEO Statement
EEO Race/Sex/Disability Status/Veteran Status
EOE M/F/Disability/Veterans
About the Company
A
AMERICAN SYSTEMS
Founded in 1975, AMERICAN SYSTEMS is one of the largest employee-owned companies in the United States, with approximately 1,400 employees nationwide. Based in the Washington, DC, suburb of Chantilly, VA, the company provides systems engineering, technical and managed services to government and private sector customers. AMERICAN SYSTEMS was named “Contractor of the Year” at the Greater Washington Government Contractor Awards in October, 2007.
COMPANY SIZE
1,000 to 1,499 employeesINDUSTRY
Internet Services
FOUNDED
1975