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# Information Systems Security Manager

- **Company:** Deloitte T.T.L.
- **Location:** United States
- **Experience:** Expert
- **Salary:** $119,000.0 - $198,400.0
- **Contract:** Permanent contract
- **Skills:** Systems Engineering, Cyber Security, Information Systems, Package Development Process, Software Engineering, Information Technology, Operational Systems
- **Published:** October 15, 2026
- **Apply:** https://apply.deloitte.com/en_US/careers/Login?jobId=371497

## About the Role

* Ability to work independently and collaborate as part of a team
 * Effective written and verbal communication skills
 * Meticulous attention to detail and quality of work product
 * Ability to build and sustain professional relationships
 * Ability to lead projects or workstreams
 * Ability to manage and prioritize multiple tasks in a fast-paced and dynamic environment
 * Strong interpersonal skills and professional demeanor
 * Ability to meet deadlines
 * Ability to mentor and provide clear guidance to others, Required:
 * 5 + years of experience performing cybersecurity, ISSM, NIST RMF, or systems security engineering activities for federal information systems, including authorization and continuous monitoring.
 * Experience applying cybersecurity and supply-chain risk-management practices to IT, OT, or enabling systems across system or acquisition lifecycles.
 * Experience preparing cybersecurity documentation, technical reports, and briefings for program, engineering, and client stakeholders.
 * Current Certified Information Systems Security Professional (CISSP) certification issued by ISC2.
 * Ability to travel 25%, on average, based on the work you do and the clients and industries/sectors you serve.
 * Must be legally authorized to work in the United States without the need for employer sponsorship, now or at any time in the future.

Preferred:

 * Experience supporting software lifecycle activities.
 * Experience applying systems engineering practices to IT, OT, enabling systems, or weapons-acquisition programs.
 * Experience supporting the Defense Acquisition System (Department of Defense [DoD] 5000.1).

## Description

Our Deloitte Cyber team understands the unique challenges and opportunities businesses face in cybersecurity. Join our team to deliver powerful solutions to help our clients navigate the ever-changing threat landscape. Through powerful solutions and managed services that simplify complexity, we enable our clients to operate with resilience, grow with confidence, and proactively manage to secure success.

This postion will support a government client as a cybersecurity subject matter expert and Contractor Information Systems Security Manager (ISSM), providing technical advisory, systems security engineering, and risk-management support to Federal Program Managers (FPMs) and the federal ISSM/Authorizing Official (AO). The Information Systems Security Manager will support information technology (IT), operational technology (OT), and enabling systems across acquisition lifecycles, including execution of the National Institute of Standards and Technology (NIST) Risk Management Framework (RMF), systems security engineering, and continuous monitoring. This role coordinates stakeholders and provides program oversight to help identify, manage, and communicate cybersecurity risks.

Work you'll do

As an Information Systems Security Manager on the Cybersecurity and Technology Risk team, you will be responsible for…

 * Lead RMF execution activities, including security categorization, control implementation, assessment support, authorization package development, and continuous monitoring.
 * Provide systems security engineering (SSE) support for IT, OT, enabling systems, and weapons-acquisition programs throughout their acquisition lifecycles.
 * Advise FPMs and the federal ISSM/AO on cybersecurity risks, compliance considerations, remediation priorities, and risk-management decisions.
 * Coordinate with program offices, engineering teams, acquisition stakeholders, and external partners to align cybersecurity requirements with program activities.
 * Oversee cybersecurity metrics, risk tracking, supply-chain risk-management activities, and program reporting to identify and address security issues.