ISSO/ISSE

R-00178720

Description

The DoW Healthcare Management System Modernization (DHMSM) Program is looking for an experienced ISSO/ISSE to join our cyber team in support of the continued development, sustainment, and deployment of the Military Health System (MHS) GENESIS system. MHS GENESIS is deployed globally to over 3700 locations at 138 Medical Treatment Facilities (MTFs), serving 190K users, providing 1100+ clinical workflows delivering medical electronic health record (EHR) capabilities for nearly 10M beneficiaries.

WHAT YOU WILL BE DOING

The ISSO supports the Cybersecurity Leads with all Risk Management Framework (RMF) Authorization and Sustainment related functions to include Interim Authorization to Test (IATT), Authority to Operate (ATO), Annual Security Review (ASR), Risk Assessment (RA) and Continuous Monitoring (ConMon) activities for all assigned systems. Responsibilities include, but are not limited to, the following:

• Maintaining RMF Authorizations for all assigned ATOs including any required IATT, ATO, ASR, RA and ConMon related activities and assisting team members with unassigned ATOs as required.
  
• Primary cybersecurity review of system architecture and technical artifacts (to include PPSM, diagrams, STIGs, compliance evidence, and policy documentation)
  
• Developing, updating and working with Cybersecurity Leads and LPDH partners to ensure implementation of cybersecurity policies and procedures, and developing any other required cybersecurity related documentation.
  
• Ensuring assigned systems meet requirements to obtain required authorizations and approvals including IATT, ATO, and ASRs from the assigned Authorizing Official (AO)
  
• Understanding all DOW and DHA RMF policies, procedures, and guidance and keeping up with all changes.
  
• Ensuring eMASS record is maintained in accordance with DHMHSM and DHA requirements.
  
• Assisting with the development of templates and recommending other tools to support risk management and ATO activities, as needed.
  
• Working with CyberOps to ensure all assets are scanned properly and that any scan issues are resolved in a timely manner.   Tracking all issues.
  
• Developing and Maintaining Plans of Action and Milestones (POA&Ms) and Risk Acceptances for all assigned ATOs and ensuring POA&Ms received from other teams meet all DHA requirements.
  
• Tracking vulnerability remediation statuses and POA&M closures on a weekly basis for metrics reporting.
  
• Periodically evaluating the effectiveness of all Assessment Procedures for RMF security controls to ensure operational security posture is maintained.
  
• Supporting cybersecurity compliance assessment efforts by providing systems engineering and documentation support.
  
• Ensuring all DoW and DHA cybersecurity-related documentation is current and accessible to properly authorized individuals.
  
• Assisting Cybersecurity Leads in ensuring the project meets identified milestones and requirements.
  
• Contributing to the development of cyber strategies and any associated documentation.
  
• Ensure all users have requisite security clearances and access authorization.
  
• Provide Subject Matter Expertise for customer inquiries. 
  

FACTORS FOR SUCCESS

• BS degree and 8-12 years of prior relevant experience  
  
• US Citizen with Active Secret Clearance or higher – required.  Contract requirement.
  
• Minimum of 5 years’ hands-on experience on Defense Health Agency projects in a cybersecurity role.
  
• DoW 8570 Certification
  
• Proficiency in eMASS
  
• Prior experience with DoW Accreditation and tools such as eMASS, ACAS, CMRS and HBSS
  
• Knowledge of networks, cyber defense toolsets and processes. Strong understanding of related technologies and significant knowledge of networking technologies, operating systems, and security tools, tactics, techniques, and procedures.
  
• Attention to detail
  
• Excellent written and verbal communication skills and the ability to effectively interact and work with internal team members, vendors and clients.
  
• Experience with network and network security assessments and documenting the results using NIST SP 800-53A (Rev 5), completing security plans and recommending Security Controls for Federal Information Systems
  
• Strong ability to document recommendations to correct security weaknesses resulting from security assessments and tracking implementation of corrective actions
  
• Experience developing network and network security policies and system security documentation and procedures
  
• Experience with DoW Information Assurance Vulnerability Management (IAVM) Program
  
• Experience with Cloud
  
• Experience with Containers
  
• Scripting knowledge: PowerShell, Python, Shell Scripting
  

HOW YOU WILL STAND OUT FROM THE CROWD

• PMP Certification
  
• A high degree of proficiency in eMASS
  
• DHA A&A Experience
  
• Proficiency in ACAS/NESSUS, SCAP
  
• Experience with Cloud
  
• Experience with Containers
  
• Experience with the DoW Information Assurance Vulnerability Management (IAVM) Program
  

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: March 18, 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 $107,900.00 - $195,050.00

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.

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