Leidos Inc
Information Systems Security Officer - 15k Sign on Bonus!
Leidos Inc, Bay Ridge Junction, Maryland, United States
Overview
Leidos has a new and exciting opportunity for an ISSO in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our team leads in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. Join Leidos for competitive benefits, including Paid Time Off, Holidays, 401K with company match and vesting, Flexible Schedules, Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Leave, and more. This position is eligible for a 15k sign-on bonus. Job Summary
The ISSO plays a vital role in securing and maintaining the integrity of 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 are passionate about solving complex security challenges and making a tangible impact, this is the role for you. Your greatest work is ahead! Responsibilities
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 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 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 5 or more 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: 5 or more 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. Additional notes: At Leidos, we seek passionate problem solvers who push beyond conventional approaches. This is a role for those who question what’s next and strive for continuous improvement. Original Posting: September 8, 2025 Pay information
Pay Range: $85,150.00 - $153,925.00
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Leidos has a new and exciting opportunity for an ISSO in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our team leads in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. Join Leidos for competitive benefits, including Paid Time Off, Holidays, 401K with company match and vesting, Flexible Schedules, Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Leave, and more. This position is eligible for a 15k sign-on bonus. Job Summary
The ISSO plays a vital role in securing and maintaining the integrity of 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 are passionate about solving complex security challenges and making a tangible impact, this is the role for you. Your greatest work is ahead! Responsibilities
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 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 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 5 or more 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: 5 or more 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. Additional notes: At Leidos, we seek passionate problem solvers who push beyond conventional approaches. This is a role for those who question what’s next and strive for continuous improvement. Original Posting: September 8, 2025 Pay information
Pay Range: $85,150.00 - $153,925.00
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