Information System Security Manager (ISSM)
Read straight from Delta Sands's careers page, verified 3d ago.Seekless can tailor your résumé to it.
Seekless can write your résumé for this posting first.
Before you apply
Salary$115k – $135k
LocationColorado Springs, CO
Work modeon-site
Typefull-time
SenioritySenior
DepartmentCorporate, Corporate
Company size1,001–5,000 people
PostedOct 2, 2026 · 1mo ago
Verified live3d ago
At a glanceSummarised by Seekless from the posting.
Active DoD Top Secret security clearance
Experience supporting cybersecurity, information assurance, or information system security within a classified DoD or federal contracting environment
Familiarity with CMMC L2 practices/domains, and evidence collection
Working knowledge of the Risk Management Framework (RMF) and information system authorization processes
Experience developing or maintaining RMF authorization documentation and security control evidence
Experience with eMASS or comparable government authorization systems
Hands-on experience implementing and maintaining NIST 800-171 controls
Knowledge of NIST SP 800-53 security controls
Experience developing and maintaining SSPs
Hands-on experience with the Microsoft Security Stack
Endpoint protection, logging, patching, monitoring, and vulnerability management
Network security, firewalls, VPNs, etc.
Familiarity with GCC High / IL4+ Level impact environments
Knowledge of DCSA cybersecurity requirements and the National Industrial Security Program Operating Manual (NISPOM)
Experience with vulnerability management, system hardening, patching, configuration management, auditing, access control, and continuous monitoring
Ability to interpret system architectures, network diagrams, hardware and software configurations, and technical security controls
Strong written communication, documentation, and organizational skills
Previous experience serving as an ISSM, ISSO, ISSE, or similar information system security role
Experience supporting DCSA-authorized classified information systems
Experience preparing systems for DCSA assessments, inspections, or authorization activities
Familiarity with DISA STIGs and other system hardening requirements
Experience with Windows environments, Active Directory, networking, endpoint security, vulnerability scanning, and logging technologies
Bachelor's degree in Cybersecurity, Information Technology, Computer Science, Information Systems, or a related discipline, or equivalent professional experience
Relevant cybersecurity certification such as CISSP, CISM, CASP+, Security+, or comparable certification
U.S. citizenship
Skills
Microsoft Security Stack
Azure
Active Directory
Windows
eMASS
NIST SP 800-53
NIST SP 800-171
DISA STIG
GCC High
VPN
firewalls
endpoint protection
vulnerability scanning
logging
patching
Benefits
Health insurance
Dental insurance
Vision insurance
Life insurance
401(k)
PTO
Paid holidays
Parental leave
Military leave
Jury duty paid leave
About the role
Delta Solutions & Strategies, LLC is seeking an experienced Information System Security Manager (ISSM) to manage and oversee the cybersecurity and compliance requirements for Delta’s classified information systems.
The ISSM serves as the principal advisor for the security of classified information systems and is responsible for maintaining the overall security posture of systems under their purview. This position leads Risk Management Framework (RMF) implementation, system authorization and continuous monitoring activities, and ensures classified systems remain compliant with applicable DCSA, NISPOM, NIST, and cybersecurity requirements.
The ISSM works closely with Delta’s Facility Security Officer (FSO), IT personnel, system administrators, users, company leadership, and government security representatives to ensure classified information systems remain secure, compliant, authorized, and operational.
What you will be doing:
•
Serve as the Information System Security Manager (ISSM) for Delta’s classified information systems.
•
Maintain and manage Risk Management Framework (RMF) authorization packages and ongoing system security documentation.
•
Manage eMASS documentation, controls, artifacts, POA&Ms, continuous monitoring activities, CCIs, and authorization-related submissions.
•
Coordinate with DCSA, ISSP, SCA, and other government personnel regarding system authorization, assessments, inspections, system changes, and compliance activities.
•
Ensure applicable NIST SP 800-53 security controls are implemented, documented, maintained, and supported with appropriate evidence.
•
Manage system changes through applicable RMF and change-management processes and identify when security documentation or authorization updates are required.
•
Maintain System Security Plans, procedures, system diagrams, hardware and software inventories, interconnection documentation, and supporting cybersecurity records.
•
Oversee vulnerability management, patching, configuration management, audit logging, account management, incident response, and continuous monitoring activities for classified systems.
•
Identify, track, and coordinate remediation of cybersecurity vulnerabilities, findings, and deficiencies.
•
Maintain POA&M documentation and track corrective actions through completion.
•
Support cybersecurity inspections, assessments, authorization activities, and government validation events.
•
Coordinate with IT personnel and system administrators to ensure technical changes affecting classified systems comply with applicable security requirements.
•
Coordinate with the FSO and security personnel on matters involving classified information systems and cybersecurity compliance.
•
Review user and privileged access requirements and ensure access is properly authorized and documented.
•
Support cybersecurity incident reporting, investigation, remediation, and required documentation.
•
Maintain awareness of applicable DCSA, NISPOM, RMF, NIST, and other cybersecurity requirements.
•
Update system documentation and security practices as requirements or system configurations change.
•
Provide cybersecurity status, findings, risks, and remediation updates to leadership as requested.
•
Provide guidance and training to users and system administrators regarding classified system security requirements.
•
Perform other cybersecurity and information system security duties as assigned.
What you will need:
•
U.S. citizenship.
•
Active DoD Top Secret security clearance.
•
Experience supporting cybersecurity, information assurance, or information system security within a classified DoD or federal contracting environment.
•
Familiarity with CMMC L2 practices/domains, and evidence collection.
•
Working knowledge of the Risk Management Framework (RMF) and information system authorization processes.
•
Experience developing or maintaining RMF authorization documentation and security control evidence.
•
Experience with eMASS or comparable government authorization systems.
•
Hands-on experience implementing and maintaining NIST 800-171 controls.
•
Knowledge of NIST SP 800-53 security controls.
•
Experience developing and maintaining SSPs.
•
Hands-on experience with the Microsoft Security Stack.
•
Endpoint protection, logging, patching, monitoring, and vulnerability management.
•
Network security, firewalls, VPNs, etc.
•
Familiarity with GCC High / IL4+ Level impact environments.
•
Knowledge of DCSA cybersecurity requirements and the National Industrial Security Program Operating Manual (NISPOM).
•
Experience with vulnerability management, system hardening, patching, configuration management, auditing, access control, and continuous monitoring.
•
Ability to interpret system architectures, network diagrams, hardware and software configurations, and technical security controls.
•
Strong written communication, documentation, and organizational skills.
Preferred Qualifications:
•
Previous experience serving as an ISSM, ISSO, ISSE, or similar information system security role.
•
Experience supporting DCSA-authorized classified information systems.
•
Experience preparing systems for DCSA assessments, inspections, or authorization activities.
•
Familiarity with DISA STIGs and other system hardening requirements.
•
Experience with Windows environments, Active Directory, networking, endpoint security, vulnerability scanning, and logging technologies.
•
Bachelor’s degree in Cybersecurity, Information Technology, Computer Science, Information Systems, or a related discipline, or equivalent professional experience.
•
Relevant cybersecurity certification such as CISSP, CISM, CASP+, Security+, or comparable certification.
Benefits
Delta Solutions & Strategies offers a generous benefits package to include medical, dental, vision, life insurance, 401(k), PTO, paid holidays, parental, military, and jury duty paid leaves.
Legal
In compliance with Colorado’s Equal Pay for Equal Work Act, the salary range for this position is $115,000-$135,000. Please note that the salary information is a general guideline only. Delta Solutions & Strategies considers factors such as (but not limited to) scope and responsibilities of the position, candidate’s work experience, education/training, key skills, internal peer equity, as well as market and business considerations when extending an offer.
We are an Equal Opportunity Employer. We do not and will not discriminate in employment and personnel practices based on race, sex, age, disability, veteran status, religion, national origin or any other basis prohibited by applicable law. Hiring, transferring, and promotion practices are performed without regard to the above listed items. EEO/AAP, M, F, V, D