"Alerted.org

Description

Leidos** has a new and exciting opportunity for a **Senior Information Systems Security Officer (ISSO)** in our **National Security Sector's (NSS) Cyber & Analytics Business Area (CABA)** . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At **Leidos** , we offer **competitive benefits Leidos Pay and Benefits (http://www.leidos.com/careers/pay-benefits)** , including 4 or more weeks Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. **Join us and make a difference in National** **Security!

This position is eligible for a 15k sign on bonus!

Job Summary:

The **Senior ISSO** plays a vital role in securing and maintaining the integrity of our information systems through robust security measures and compliance frameworks. This multi-year, high-impact program supports our customer site in Annapolis Junction, MD, focusing on the development, integration, deployment, and sustainment of cutting-edge large-scale collection systems.

As part of this mission-critical contract, you will have the opportunity to work independently, innovate with emerging technologies, and contribute directly to national security. If you're passionate about solving complex security challenges and making a tangible impact, this is the role for you. **Your greatest work is ahead!**

Responsibilities Include:

+ **Enhancing security posture** by supporting the program, organization, system, or enclave’s information assurance initiatives and enforcing security policies, standards, and methodologies.

+ **Overseeing security operations** for information systems, managing daily security aspects, evaluating security solutions for classified processing, and conducting vulnerability and risk assessments for accreditation.

+ **Managing configuration and system integrity** by administering configuration management (CM) for security software, hardware, and firmware, ensuring compliance with security controls, and assessing the impact of system changes.

+ **Developing and maintaining security documentation** , including System Security Plans (SSPs), Risk Assessment Reports, Certification & Accreditation (C&A) packages, and System Requirements Traceability Matrices (SRTMs).

+ **Ensuring compliance** with security authorization activities following the Information System Certification and Accreditation Process (NISCAP) and DoD Risk Management Framework (RMF).

+ **Providing technical expertise** in security policies and operations, supporting the implementation and maintenance of security measures, and collaborating with stakeholders to strengthen the security posture.

+ **Driving continuous improvement** by assessing existing security processes, identifying vulnerabilities, and implementing proactive solutions to enhance system resilience.

Basic Qualifications:

+ Bachelor of Science degree in Computer Science, Information Assurance, Information Security, or a related discipline, plus **12+ years** of relevant experience. In lieu of a degree, an additional **4 years** of experience may be considered on a case by case basis.

+ **Industry Expertise:** **7+ years** of ISSO experience supporting IC or DoD programs and contracts of similar scope, type, and complexity.

+ Experience with customer Info Security tool suite

+ **Certifications & Compliance:** DoD 8570 compliance with **IAM** **Level II or IAT Level III** (CASP, CISSP, or Associate).

+ **Clearance Requirement:** **Must hold an active TS/SCI with Polygraph.**

KQW

conmd

Original Posting:

June 3, 2025

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $126,100.00 - $227,950.00

The Leidos pay range for this job level is a general guideline onlyand 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.

REQNUMBER: R-00160256

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. Leidos will consider qualified applicants with criminal histories for employment in accordance with relevant Laws. Leidos is an equal opportunity employer/disability/vet.