Laurel, Maryland, United States · On-site
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Job Description Information Systems Security Officer (ISSO) Leidos – Cyber & Analytics Business Area, Key Management & Analytics Division, Your Experience. A Critical Mission. Real Impact. Leidos has an exciting opportun…
Skills: Information Systems Security, Cybersecurity, Risk Management Framework, NIST RMF, Information Assurance
Laurel, Maryland, United States · Hybrid
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Laurel, Maryland, United States · On-site
Description Are you searching for important work at the intersection of National Security Analysis and Generative AI? Are you interested in contributing to the evolution of analytic tradecraft by integrating emerging AI …
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Laurel, Maryland, United States · On-site
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Laurel, Maryland, United States · On-site
$85k–$120k/yr
Occupational Therapist Full-time & Part-time hours available Laurel, Maryland About Precision Orthopedics & Sports Medicine: Founded in 2012, Precision Orthopedics & Sports Medicine is a private practice group of board-c…
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Laurel, Maryland, United States · On-site
$15/hr–$25/hr
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Enterprise MobilityLaurel, Maryland, United States · On-site
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Laurel, Maryland, United States · Remote OK
$190k–$250k/yr
Overview Location Remote (U.S.) | Occasional Travel May Be Required We appreciate your interest in becoming part of our team. Although this requisition does not apply to a specific immediate opening , we value proactive …
Skills: Cloud Security Architecture, Zero Trust, Identity and Access Management, Security Engineering, Cloud Governance
Laurel, Maryland, United States · Remote OK
$180k–$230k/yr
Overview Location Remote (U.S.) | Occasional Travel May Be Required We appreciate your interest in becoming part of our team. Although this requisition does not apply to a specific immediate opening , we value proactive …
Skills: Program management, Cybersecurity, Risk management, Governance, Compliance
Laurel, Maryland, United States · Remote OK
$175k–$225k/yr
Overview Location Remote (U.S.) | Occasional Travel May Be Required We appreciate your interest in becoming part of our team. Although this requisition does not apply to a specific immediate opening , we value proactive …
Skills: Identity and Access Management, Identity Governance, Cybersecurity, Identity Lifecycle Management, Privileged Access Management
Laurel, Maryland, United States · Remote OK
$165k–$210k/yr
Overview Location Remote (U.S.) | Occasional Travel May Be Required We appreciate your interest in becoming part of our team. Although this requisition does not apply to a specific immediate opening , we value proactive …
Skills: Cybersecurity governance, Risk management, Compliance, NIST, FISMA
Laurel, Maryland, United States · Remote OK
$145k–$185k/yr
Overview Location Remote (U.S.) | Occasional Travel May Be Required We appreciate your interest in becoming part of our team. Although this requisition does not apply to a specific immediate opening , we value proactive …
Skills: NIST Risk Management Framework, Cybersecurity, FISMA Compliance, Risk Assessment, Continuous Monitoring
Laurel, Maryland, United States · On-site
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Laurel, Maryland, United States · On-site
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Skills: Customer service, POS system operation, Cash handling, Up selling, Suggestive selling
Laurel, Maryland, United States · On-site
Description If you are graduating with a degree in aerospace or mechanical engineering and want to gain experience with the modeling & simulation, test & evaluation, or concept development of strategic missile, reentry, …
Skills: Aerospace engineering, Mechanical engineering, Modeling and simulation, Test and evaluation, Systems engineering
Laurel, Maryland, United States · On-site
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Skills: Signal processing, Communications engineering, Algorithm development, Embedded systems, C/C++
Laurel, Maryland, United States · Hybrid
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Skills: Systems engineering, Embedded software, Software architecture, Requirements analysis, Agile methodology
Laurel, Maryland, United States · On-site
Description Are you energized by bringing together operators, intelligence professionals, platform engineers, developers, testers, and senior leaders to integrate cyber capabilities into larger mission systems? If so, we…
Skills: Systems engineering, Cybersecurity, Mission integration, Technical leadership, Requirements analysis
Laurel, Maryland, United States · On-site
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Skills: Space systems engineering, Systems analysis, Mission development, Requirements management, Verification and validation
Laurel, Maryland, United States · Hybrid
Description Are you passionate about building secure, mission-critical software that directly supports some of our nation’s toughest space challenges? Do you enjoy solving complex engineering problems involving dis…
Skills: Java, Python, C++, Docker, Kubernetes
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The ISSO will maintain the operational security posture of information systems by implementing security policies, standards, and methodologies. They will also manage security documentation, perform risk assessments, and ensure compliance with DoD and ODNI requirements.
Candidates must have at least ten years of experience as an ISSO and hold a Bachelor's degree in a related field or equivalent experience. An active TS/SCI clearance with Polygraph is required for this role.
Job Description
Information Systems Security Officer (ISSO)
Leidos – Cyber & Analytics Business Area, Key Management & Analytics Division,
Leidos has an exciting opportunity for an experienced Information Systems Security Officer (ISSO) to join our Cyber & Analytics Business Area, Key Management & Analytics Division, supporting critical national-security missions.
You'll help protect the systems and information our customers depend on—supporting information assurance, security operations, system accreditation, configuration management, and the security posture of mission-critical information systems.
Working alongside ISSMs, senior ISSOs, system administrators, engineers, and mission teams, you'll help ensure systems remain secure, compliant, documented, and ready to support the mission.
If you have deep information-assurance and cybersecurity experience and want to apply that expertise to work that directly supports national security, we'd like to talk.
As an ISSO, you'll help maintain the operational security posture of information systems and programs while ensuring applicable security policies, standards, and methodologies are implemented and followed.
You'll:
Your experience will help ensure security is more than a compliance activity—it's an integral part of maintaining systems the mission can trust.
This position requires an experienced cybersecurity professional with demonstrated Information Systems Security Officer experience supporting programs and contracts of comparable scope, type, and complexity.
The systems you'll help protect support critical national-security missions.
Your work helps ensure those systems can securely process classified information, remain compliant with applicable security requirements, adapt safely as technology changes, and maintain the operational security posture the mission depends on.
Within Leidos' Cyber & Analytics Business Area, Key Management & Analytics Division, you'll work alongside professionals supporting sophisticated national-security capabilities in areas including Security Engineering, Computer Network Operations (CNO), Mission Software, Signals Intelligence (SIGINT), Cryptographic Key Management, and systems integration.
At Leidos, you'll work alongside talented technical and mission professionals solving complex challenges where cybersecurity is fundamental to mission success.
You'll have opportunities to continue developing your expertise while contributing to consequential national-security work and connecting with the breadth of technical capabilities and career opportunities across Leidos.
Eligible employees have access to a competitive benefits package that includes:
You've spent years building expertise in information assurance, cybersecurity, system accreditation, risk management, and protecting classified information systems.
Now put that experience behind systems and missions where security matters every day.
careers.leidos.com/CONMD
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.
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.
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.
An industry & technology leader serving government & commercial customers with smarter, more efficient innovations
Leidos is an industry and technology leader serving government & 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 $17.2 billion for the fiscal year ended January 2, 2026. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead, visit careers.leidos.com for our latest opportunities.
Offices: 1750 Presidents St, Reston, Virginia 20190, US · 11955 Freedom Drive, Reston, VA 20190, US · 1145 N 2nd St, Leavenworth, KS 66048, US · 9600 Great Hills Trail, Austin, TX 78759, US · 221 3rd St, Newport, RI 02840, US
