ISSO

Description

Leidos' Digital sector is seeking an IA professional to join our team in Arlington, VA - this position is 100% on-site in a secure environment. The ISSO will be responsible for managing the authorizations and risk related to the processing, storage, and transmission of information for one or more programs within the DISA Special Access Program (SAP) portfolio. The ISSO is responsible for meeting regulatory and non-regulatory compliance (security best practices) demands, providing leadership over security assessment activities, working across system ownership and management organizations to test security controls, policies, and procedures, and participating in and coordinating the support as needed for security assessments and activities. The ISSO also manages and enforces government and corporate information security policies, provides training, and educates end users and program staff about proper security practices.

Clearance: An active Top Secret/SCI clearance is required to start.

Certification : You must hold a current DoD 8570 IAT II Certification to qualify.

Primary Responsibilities:

• Establish and implement security procedures and practices in support of Customer goals and current DoD regulations.
• Develop and update Assessment & Authorization (A&A) documentation (Body of Evidence) for management and continuous monitoring of information systems.
• Using knowledge of the Information System (IS) and understanding of established Information Assurance (IA) and Cybersecurity requirements validate security policies and procedures outlined in the System Security Plan (SSP), customer policies & regulations, and ensure local policies are followed.
• Initiate the authorization or re-authorization efforts and process for new or expiring systems and coordinate, schedule, and attend required meetings
• Serve as the System Information System Security Officer (ISSO) for various systems
• Take corrective action to resolve problems identified and ensure systems are operated, maintained, and disposed of in accordance with established policies and procedures.
• Perform security audits IAW established procedures. Develop process for the management, review, and retention of security audit data. Make decisions and implement corrective action as required to resolve audit discrepancies.
• Author and review IS security-related documentation and submit to Enterprise Mission Assurance Support Service (eMASS).
• As an IA Subject Matter Expert (SME), provide critical thinking to ensure system security requirements are addressed during all phases of the System Development Life Cycle (SDLC).
• Conduct ongoing security reviews and tests of systems to verify security features and controls are functional and effective. Take corrective action to resolve identified vulnerabilities.
• Provide security engineering review of proposed changes or additions to the IS (including hardware, software, or connectivity), and advise the Information System Security Manager (ISSM) of the security relevance.
• Create and maintain processes and procedures for use by members of the ISSO team
• Support the ISSO Team Lead in conducting lessons learned activities to improve the overall productivity and efficiency of the ISSO team
• Communicates with internal team members across multiple areas and customer team members
• Reviewing manual STIGs (ckls) utilizing STIGViewer
• Reviewing ACAS Scans
• Developing Project Management Plan to attain ATO

Qualifications:

• DoD 8570 IAT Level II Certification
• BS and 4+ of prior relevant experience, add'l experience may be considered in lieu of degree
• 2+ years of experience working with eMASS, RMF, and STIGs
• Active Top Secret/SCI clearance and ability to successfully pass a Polygraph exam
• Experience with the following systems/platform tool(s): eMASS

Preferred Qualifications:

• Experience with the following tools: ESS, ACAS, Nessus, Splunk 

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:

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:

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.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit .

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at .

Securing Your Data

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If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the .

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.