Information Systems Security Manager

Leidos’ High Fidelity Simulation Business Area is responsible for architecting and implementing large-scale System of Systems solutions in support of world class simulation, training, and analysis products for the US Navy.You will get to work with state-of-the art technology developing the most sophisticated and “game changing” trainers the US Navy deploys.You will be part of a high powered, collegial, and ethical team, performing vital work that has a major impact within the US Navy.You will be constantly learning new skills and be encouraged and supported to develop the career you want to achieve.The hallmark of Leidos is empowered employees doing meaningful work.Join Leidos for a career, not just a job.

Leidos is seeking an energetic, motivated, self-starter for this technically sophisticated and challenginginformation security position, supporting the development of a variety of naval training and simulation systems such as CIAT - Combined Integrated Air and Missile Defense (IAMD) and Anti-Submarine Warfare (ASW) Trainer - YouTube . This position is part of the HFS cyber security team, and is responsible for maintaining and improving the security posture for the information systems that support the development and fielding of a variety of US Naval training systems.You will perform at least the following tasks:

Develop and implement cybersecurity plans and goals for the organization.

Support, communicate, reinforce and defend the cybersecurity mission, values and culture of the organization.

Be responsible for the management of Information Systems (ISs). Maintain the System Security Policy (SSP) and Supplemental SSPs for all information systems within the facility.

Create and update the Plan of Actions & Milestone (POA&M) in coordination with the SCA. Provide guidance regarding the implementation of security measures in accordance with the SSP.Perform regular audits of ISs.

Analyze vulnerabilities derived from scanning tool results and continuous monitoring tool results.

Coordinate with multiple DCSA representatives and ISSOs to ensure compliance with regulations and internal Leidos policies, and to maintain system integrity. Assist with security assessments

Coordinate Change and Control Boards and document meeting minutes and subsequent tasks. Provide feedback and approve all changes from the Cybersecurity perspective.

Assist with management of Authorization and Assessment processes for multiple authorities to operate across multiple sites.

Perform Security Briefings for personnel on Rules, Responsibilities, and Acceptable Use.

Required Education:

BA/BS degree.

Select certifications may be substituted for the education requirement.Candidate must be 8570.1M / 8140 compliant with certifications, preferably CISSP or Associate and RHCSA to correspond to an IA Management Level III designation.

Required Experience:

• Must have 10+ years experience with, and demonstrate the skills and capabilities to successfully execute the duties and responsibilities of this position• Must have previous ISSM or ISSO experience

• Must have Linux operating system experience including but not limited to:

• Must have basic command line Linux knowledge, comfortable viewing files and knowledgeable about their locations in the file system

• Must have a solid grasp on scanning and remediating issues on Linux systems

• Must be thoroughly familiar with EMASS• Must be a flexible, positive and energetic team player; be able to work in a fast paced environment; adapt to changes tasking; and be able to work with minimal supervision

Desired Experience:

• Familiarity with Jira, Confluence, Portfolio, Service Desk

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

July 23, 2025

Pay Range:

Pay Range $107,900.00 - $195,050.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.