Job Requirements
Yokosuka, Japan
Secret Polygraph Unspecified
Career Level not specified
$87,100 - $157,450
Job Description
R-00183571
Description
More About the Role:
Join Our Mission to Secure the Network and Support the U.S. Navy in Enhancing Warfighter Capabilities with Advanced IT Solutions!
The Digital Modernization Sector of Leidos has an opportunity for a Cyber Security Specialist to support efforts for the Naval Enterprise Network (NEN) OCONUS portion of the NGEN-R Service Management, Integration, and Transport (SMIT) contract located in Yokosuka, Japan.
NGEN-R SMIT is the largest IT services program for the Navy, delivering the Naval Enterprise Network (NEN); inclusive of cybersecurity services, network operations, service desk, and data transport. Ultimately, Leidos supports the Navy in unifying its shore-based networks and data management to improve capability and service while also saving significant dollars by focusing efforts on one enterprise network.
What You'll Get to Do:
•Provide security configuration management (SecCM) of devices.
•Detect and correct defensive cyber operation activities.
•Perform forensics and remedial action on cybersecurity incidents.
•Report defensive cyber operations statistics.
•Process incident tickets and request for changes related to cybersecurity.
•Work closely with government client to develop, curate, and maintain Standard Operating Procedures (SOPs); review current policies, and develop reference guides as needed.
•Ensure workstation and server compliancy with Trellix Endpoint Security System (ESS) requirements.
•Identify cybersecurity incidents using ESS, Tenable Security Center, RedSeal, Security Information and Event Manager (SIEM), Microsoft Defender Enterprise (MDE), and other automated tools.
•Implement and manage CS capabilities to include:
-Network Access Control.
-Endpoint Detection and Response.
-Assured Compliance Assessments Solution (ACAS).
-anti-malware software, hardware and appliances.
-phishing/whaling detection and prevention.
-anti-spam detection and prevention.
-security information event management and log management.
-web security techniques and technologies.
•Manage Data at Rest (DAR) services, intrusion prevention and detection systems, security information and event management tools and services, and audit and accountability services.
•Provide auditing support by executing audits, tracking findings, memorandums to completion and revising policies to support current capabilities. Support Command Cyber Readiness Inspection (CCRI) and Cyber Operational Readiness Assessment (CORA) and track open findings to completion.
•Support the gathering, testing, and preparing artifacts for submission in Enterprise Mission Assurance Support Services (eMASS). It will be expected to provide support for Assessment & Authorization (A&A) by reviewing Fleet Readiness Certification Boards (FRCB), installation documents, and provide other input.
•Work closely with the government client to develop, refine, and implement Information Assurance (IA) policies, ensuring robust cybersecurity measures and compliance with standards.
You'll Bring These Qualifications:
•Bachelor’s Degree in related field and 4-8 years of previous experience. High School Diploma and additional years of experience can substitute for bachelor’s degree.
•Must be a U.S. Citizen and possess an active DoD Secret Clearance.
•Experience operating, maintaining and administrating endpoint security detection and response services and solutions.
•Experience operating, maintaining and administrating host-based security detection and response services and solutions.
•Compliant with DoD 8570 IAT Level III (CISSP, SecurityX – previously CASP+, CISA or higher).
These Qualifications Would be Nice to Have:
•OS or OEM certifications (CCNA, CCNP, Microsoft Endpoint, etc.).
•Experience with Department of Defense Information Assurance Program (DIACAP) and Risk Management Framework (RMF).
•Demonstrated hands-on expertise networking technologies and data centers.
•Motivated self-starter with strong written and verbal communication skills, and the ability to create complex technical reports on analytic findings.
•Prior Information Systems Security Officer or Manager experience.
NGEN
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: May 20, 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 $87,100.00 - $157,450.00
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 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 www.Leidos.com .
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 www.leidos.com/careers/pay-benefits .
Securing Your Data
Beware 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 LeidosCareersFraud@leidos.com .
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-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.
Description
More About the Role:
Join Our Mission to Secure the Network and Support the U.S. Navy in Enhancing Warfighter Capabilities with Advanced IT Solutions!
The Digital Modernization Sector of Leidos has an opportunity for a Cyber Security Specialist to support efforts for the Naval Enterprise Network (NEN) OCONUS portion of the NGEN-R Service Management, Integration, and Transport (SMIT) contract located in Yokosuka, Japan.
NGEN-R SMIT is the largest IT services program for the Navy, delivering the Naval Enterprise Network (NEN); inclusive of cybersecurity services, network operations, service desk, and data transport. Ultimately, Leidos supports the Navy in unifying its shore-based networks and data management to improve capability and service while also saving significant dollars by focusing efforts on one enterprise network.
What You'll Get to Do:
•Provide security configuration management (SecCM) of devices.
•Detect and correct defensive cyber operation activities.
•Perform forensics and remedial action on cybersecurity incidents.
•Report defensive cyber operations statistics.
•Process incident tickets and request for changes related to cybersecurity.
•Work closely with government client to develop, curate, and maintain Standard Operating Procedures (SOPs); review current policies, and develop reference guides as needed.
•Ensure workstation and server compliancy with Trellix Endpoint Security System (ESS) requirements.
•Identify cybersecurity incidents using ESS, Tenable Security Center, RedSeal, Security Information and Event Manager (SIEM), Microsoft Defender Enterprise (MDE), and other automated tools.
•Implement and manage CS capabilities to include:
-Network Access Control.
-Endpoint Detection and Response.
-Assured Compliance Assessments Solution (ACAS).
-anti-malware software, hardware and appliances.
-phishing/whaling detection and prevention.
-anti-spam detection and prevention.
-security information event management and log management.
-web security techniques and technologies.
•Manage Data at Rest (DAR) services, intrusion prevention and detection systems, security information and event management tools and services, and audit and accountability services.
•Provide auditing support by executing audits, tracking findings, memorandums to completion and revising policies to support current capabilities. Support Command Cyber Readiness Inspection (CCRI) and Cyber Operational Readiness Assessment (CORA) and track open findings to completion.
•Support the gathering, testing, and preparing artifacts for submission in Enterprise Mission Assurance Support Services (eMASS). It will be expected to provide support for Assessment & Authorization (A&A) by reviewing Fleet Readiness Certification Boards (FRCB), installation documents, and provide other input.
•Work closely with the government client to develop, refine, and implement Information Assurance (IA) policies, ensuring robust cybersecurity measures and compliance with standards.
You'll Bring These Qualifications:
•Bachelor’s Degree in related field and 4-8 years of previous experience. High School Diploma and additional years of experience can substitute for bachelor’s degree.
•Must be a U.S. Citizen and possess an active DoD Secret Clearance.
•Experience operating, maintaining and administrating endpoint security detection and response services and solutions.
•Experience operating, maintaining and administrating host-based security detection and response services and solutions.
•Compliant with DoD 8570 IAT Level III (CISSP, SecurityX – previously CASP+, CISA or higher).
These Qualifications Would be Nice to Have:
•OS or OEM certifications (CCNA, CCNP, Microsoft Endpoint, etc.).
•Experience with Department of Defense Information Assurance Program (DIACAP) and Risk Management Framework (RMF).
•Demonstrated hands-on expertise networking technologies and data centers.
•Motivated self-starter with strong written and verbal communication skills, and the ability to create complex technical reports on analytic findings.
•Prior Information Systems Security Officer or Manager experience.
NGEN
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: May 20, 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 $87,100.00 - $157,450.00
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 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 www.Leidos.com .
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 www.leidos.com/careers/pay-benefits .
Securing Your Data
Beware 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 LeidosCareersFraud@leidos.com .
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-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.
group id: SCNCAPI2
Introducing the Next Level of Leidos
