> Markdown version of [/jobs/ext/3804165-information-systems-security-officer-ii](https://www.wearedevelopers.com/jobs/ext/3804165-information-systems-security-officer-ii). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Information Systems Security Officer II

- **Company:** Reflexive Concepts
- **Location:** Annapolis Junction, MD, United States
- **Experience:** Experienced
- **Contract:** Permanent contract
- **Skills:** Xacta, Configuration Management, Communications Protocols, Cyber Security, Firmware, Identity and Access Management, Software Security, Information Technology, Tenable Nessus, Plan of Action and Milestones
- **Published:** October 17, 2026
- **Apply:** https://www.careerbuilder.com/job-details/information-systems-security-officer-ii-annapolis-junction-md--62f4d15f-b82b-40fb-9767-1df9c471aea4

## About the Role

* Ten (10) years of ISSO experience on programs of similar scope, including at least two of: current security tools, hardware/software security implementation, communication protocols, and encryption techniques/tools
 * Bachelor's Degree or higher in Computer Science or a related field
 + An additional four (4) years of ISSO experience may be substituted for the degree, for a total of Fourteen (14) years

Required:

 * RMF process and RMF tools: LATTEART, XACTA, BISCOTTI, WATCHCAT, STE
 * Compliance and configuration scanning tools; NIST SP 800-53r3 and/or r5 and NIST SP 800-37
 * Full RMF process knowledge: Authority to Operate, security controls, and continuous monitoring
 * Security documentation: SSP, POA&M, SPFs for exceptions, BIA, CMP, AAR, CP, SAR, RAR
 * DoD 8570 IAM Level I (or higher) certification (with verification code)
 * Active TS/SCI clearance with full-scope polygraph (most recent poly within 7 years)

Desired Skills:

 * Collaboration with system administrators and system owners; privileged user oversight
 * Configuration management for security-relevant software, hardware, and firmware
 * Assessing the security impact of system changes

## Description

Reflexive Concepts is seeking a skilled Information Systems Security Officer (Level 2) to join our growing team! You will maintain the operational security posture of mission HPC systems, driving the full RMF lifecycle - from security documentation and controls to continuous monitoring and Authority to Operate.Qualifications:Ten (10) years of ISSO experience on programs of similar scope, including at least two of: current security tools, hardware/software security implementation, communication protocols, and encryption techniques/toolsBachelor's Degree or higher in Computer Science or a related field An additional four (4) years of ISSO experience may be substituted for the degree, for a total of Fourteen (14) yearsRequired:RMF process and RMF tools: LATTEART, XACTA, BISCOTTI, WATCHCAT, STECompliance and configuration scanning tools; NIST SP 800-53r3 and/or r5 and NIST SP 800-37Full RMF process knowledge: Authority to Operate, security controls, and continuous monitoringSecurity documentation: SSP, POA&M, SPFs for exceptions, BIA, CMP, AAR, CP, SAR, RARDoD 8570 IAM Level I (or higher) certification (with verification code)Active TS/SCI clearance with full-scope polygraph (most recent poly within 7 years)Desired Skills:Collaboration with system administrators and system owners; privileged user oversightConfiguration management for security-relevant software, hardware, and firmwareAssessing the security impact of system changes
Reflexive Concepts is seeking a skilled Information Systems Security Officer (Level 2) to join our growing team! You will maintain the operational security posture of mission HPC systems, driving the full RMF lifecycle - from security documentation and controls to continuous monitoring and Authority to Operate.Qualifications:Ten (10) years of ISSO experience on programs of similar scope, including at least two of: current security tools, hardware/software security implementation, communication protocols, and encryption techniques/toolsBachelor's Degree or higher in Computer Science or a related field An additional four (4) years of ISSO experience may be substituted for the degree, for a total of Fourteen (14) yearsRequired:RMF process and RMF tools: LATTEART, XACTA, BISCOTTI, WATCHCAT, STECompliance and configuration scanning tools; NIST SP 800-53r3 and/or r5 and NIST SP 800-37Full RMF process knowledge: Authority to Operate, security controls, and continuous monitoringSecurity documentation: SSP, POA&M, SPFs for exceptions, BIA, CMP, AAR, CP, SAR, RARDoD 8570 IAM Level I (or higher) certification (with verification code)Active TS/SCI clearance with full-scope polygraph (most recent poly within 7 years)Desired Skills:Collaboration with system administrators and system owners; privileged user oversightConfiguration management for security-relevant software, hardware, and firmwareAssessing the security impact of system changes