Information Systems Security Officer

General information

Requisition # R66595 Locations USA-CA-San Diego Posting Date 03/11/2026 Security Clearance Required Top Secret Remote Type Onsite Time Type Full time

Description & Requirements

Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we’ve been a trusted partner to the Department of Defense, delivering cutting-edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now—protect and innovate with MANTECH!

MANTECH seeks a motivated, career and customer-oriented Information Security Officer (ISSO) with strengths in Information Systems Security to join our team at Marine Corps Base Miramar, CA

This position will assist Marine Corps Warfighting Laboratory (MCWL) prepare for and maintain the IT infrastructure, IT capabilities and Audio-Visual capabilities to support emerging ICD 705 Sensitive Compartmentalized Information Facilities (SCIFs) and Special Access Control Facilities (SAPFs) through planning, activation and operations.

Responsibilities include but are not limited to:

• Experience in network design, network monitoring, systems development, and knowledge of Information Assurance (IA) policies, directives, and best practices across DoD and Marine Corps.

• Knowledge and experience with organizations within the Marine Corps responsible for facilitating network approvals and connections.

• Work with various Marine Corps, Navy, Joint, and other services to coordinate installs supporting Initial Operating Capability (IOC) and Final Operating Capability (FOC).

• Ability to communicate and provide effective staff coordination across government, Marine Corps, and contractor organizations.

• Support the facility Site Security Manager (SSM)/Special Security Representative (SSR) and Information Systems Security Manager (ISSM) to oversee the secure installations and operations of systems across multiple security domains and in accordance with policies, directives, and best practices.

• Establishes and satisfies complex system-wide information security requirements based upon the analysis of user, policy, regulatory, and resource demands. Supports Marine Corps and other customers at the highest levels in the development and implementation of doctrine and policies.

Minimum Qualifications:

• Bachelor’s degree and at least 10 years’ experience planning and/or operating IT infrastructure within ICD 705 facilities.

• Experience with network security aspects of installations and operations.

Preferred Qualifications:

• Experience with MS Word, MS Power Point

Clearance Requirements: