Description Join us in transforming how technology serves those who serve. At Leidos, we\'re not just delivering solutions - we\'re pioneering the future of defense and intelligence technology. Our diverse teams of innovators unite around a singular purpose: empowering our customers to succeed in their critical missions. We believe in leading with integrity, investing in our communities, and building sustainably for tomorrow.
Shape the future of digital defense.
Our Digital Sector is at the forefront of next-generation technology, architecting cutting-edge solutions in cyber defense, logistics optimization, security operations, and decision intelligence. We\'re the minds behind the mission-critical systems that keep our nation secure.
Ready to engineer solutions that matter? The Digital Sector at Leidos is seeking a dynamic Information Systems Security Engineer (ISSE) to support cloud modernization initiatives for the United States Coast Guard (USCG) at Command, Control, Communication, Computer, Cyber, and Intelligence Service Center (C5ISC) in the Alexandria, VA area. This role is part of a high-impact program focused on delivering secure, scalable cloud solutions that enable operational agility and resilience across the USCG enterprise. As the ISSE, you will lead the design, implementation, and governance of cloud security solutions across our enterprise environments. This role is pivotal in ensuring the confidentiality, integrity, and availability of cloud-hosted assets while enabling secure innovation at scale by working closely with cloud engineers, cybersecurity analysts, and program leadership to drive continuous improvement and deliver value to the mission.
The MissionPrimary Tasks:- Architect and implement secure cloud infrastructure across AWS and Azure platforms.
- Define and enforce cloud security policies, standards, and automation frameworks.
- Lead threat modeling, risk assessments, and incident response for cloud-native applications and services.
- Integrate security into CI/CD pipelines and DevOps workflows.
- Support cloud identity and access management (ICAM), encryption, and key management systems.
- Monitor cloud environments using SIEM, CSPM, CWPP, and other security tools.
- Collaborate with engineering, compliance, and operations teams to ensure secure cloud adoption.
- Stay ahead of emerging cloud threats and recommend proactive mitigation strategies.
- Support cross-functional coordination across engineering, cybersecurity, and program management teams
- Promote continuous improvement through feedback loops and process refinement
- Ensure alignment with USCG mission priorities and Leidos delivery standards
Basic Qualifications: - Bachelor's degree in a related field (e.g., Computer Science, Information Systems, Business)
- 12+ years of experience in information security engineering or Masters with 10 + years of prior relevant experience. May possess a Doctorate in technical domain. Experience will be considered in lieu of degree.
- Deep expertise in AWS and Azure security services and architecture.
- Strong understanding of cloud-native security controls and shared responsibility models.
- Experience with configuration management and orchestration tools (e.g., Terraform, Ansible, Puppet).
- Hands-on experience with containerization and orchestration (e.g., Docker, Kubernetes).
- Certifications such as CCSP, AWS Certified Security - Specialty, or Azure Security Engineer required.
- Proven experience supporting ATO upgrade efforts from NIST RMF Rev4 to Rev5, including
- Control family transitions and mapping (e.g., PM, RA, PL, SR families).
- Develop and maintain SSPs, SARs, POA&Ms, and compliance artifacts.
- Updating system documentation and security architecture to Rev5 standards.
- Experience supporting continuous ATO (cATO) for federal systems.
- Excellent facilitation, communication, and stakeholder engagement skills.
- Ability to work in a fast-paced, mission-driven environment.
What sets you apart?- Familiarity with zero trust principles and secure multi-cloud strategies.
- Familiarity or experience with UiPath is a plus
- Experience with compliance frameworks (FedRAMP, SOC 2, HIPAA, PCI-DSS).
- Experience using automation platforms like RegScale for cATO
- Proficiency in scripting and automation (Python, Bash, PowerShell).
- Prior experience supporting DHS, USCG, or other federal cloud modernization efforts
- Experience working with technical teams in cloud, cybersecurity, or enterprise IT environments
Preferred Certifications: - DoD 8570 Certification compliance related to level of position. This could include one or more of the following IAT II, IAM I, II or III or IASAE I, II or III:
- Other preferred certifications include one or more of this list - Security+, CISSP, CASP+ CE, ISSEP
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:July 17, 2026
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 $131,300.00 - $237,350.00
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 LeidosLeidos 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 ;br>
Pay and BenefitsPay 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 ;br>
Securing Your DataBeware of fake employment opportunities using Leidos' name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system - never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at
If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.
Commitment to Non-DiscriminationAll 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.
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