Leidos is seeking multiple ConMon Engineers to be responsible for overseeing and monitoring all authorized IT systems (re-authorization and new systems) throughout their lifecycle for security posture impact. These positions can be based out of any of our three locations - Alexandria, VA, Fort Meade, MD, or Chambersburg, PA. These positions are primarily on-site, but some partial telework may be available at the discretion of our customer and program management. Some travel may be required.

Responsibilities:

Analyze proposed or actual system changes to determine security impact, and assess security controls and their effectiveness.Utilize Qmulos, Splunk, ACAS, Axonius, CheckMark, BURP, and ESS to assess, validate, and monitor enterprise and system-level security controls. Develop and maintain the DISA RE5 ConMon Strategy to support the A&A mission. Create and update the DISA RE5 ConMon SOP, outlining required activities and artifacts that include the oversight and monitoring of IT systems throughout their lifecycle.   Conduct continuous assessments of security controls, perform automated/manual security control monitoring of information systems and provide IS / Security Control Status Reports based on live data from security monitoring tools.  Ensure ongoing assessments are in compliance with industry auditor standards to monitor security, vulnerabilities, and threats. Ensure ConMon-related controls are properly implemented in RMF packages within eMASS. Report system risk status using the DISA-approved reporting tool. Maintain the ConMon Dashboard, tracking compliance, POA&M status, CMRS visibility, asset management, FISMA reviews, and annual validations. Track automated and manual security controls, identifying overdue assessments and validations. Coordinate with System, ACAS, and HBSS/ESS Administrators to resolve credentialing and data issues. Provide real-time security status metrics based on the ConMon Strategy and SOP and alert Leidos and government leadership of security posture changes with negative impact.

Basic Qualifications:

Active DoD Top Secret clearance with SCI eligibility requiredCurrent DoD 8570 IAM II or IAT II certification Proficiency in one or more of the following tools:  Qmulos, Splunk, ACAS, Axonius, CheckMark, BURP, and HBSSUnderstanding of the RMF process, NIST SP 800- 37, NIST SP 800-53, CNSSI 1253VMP experienceStrong communication, presentation, and customer service skills Education and experience as required per job level:Level I:Bachelor's degree (IT-related field preferred) and three (3) years of overall experience in cybersecurity or network security position. Additional relevant experience may be considered in lieu of degree.Understanding of security architecture, system hardening, vulnerability management, and intrusion detection/preventionLevel II:Bachelor's degree (IT-related field preferred) and five (5) years of overall experience in cybersecurity or network security position. Additional relevant experience may be considered in lieu of degree.Experience in developing, implementing, and conducting a continuous monitoring program for a large organization. Demonstrated proficiency in security architecture, system hardening, vulnerability management, and intrusion detection/preventionOriginal Posting:July 8, 2025

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 $67,600.00 - $122,200.00

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.