Cybersecurity System Security Engineer (CSSE) III

K2 Group

Sourced from K2 Group's careers site · Posting last seen November 1, 2026

$127k–$167k Colorado Springs (Schriever SFB), CO on site Full time 12+ years exp Posted September 17, 2026
Job description

The System Security Engineer's primary function is working within Special Access Programs (SAPs) supporting SMC and AFSPC acquisition programs. The position will provide "day-to-day" support for Collateral, Sensitive Compartmented Information (SCI) and Special Access Program (SAP) activities to meet NIST Cybersecurity requirements for system assessment & authorization. 

Performance shall include: 

  • Lead a team of System Security Engineers and Certification and Accreditation Analysts responsible for ensuring the customer's national and international security interests are protected as acquisition systems are designed and tested
  • Chair and or Co-Chair customer and SAP community Cybersecurity working groups, participate in SSE IPT reviews
  • Perform oversight of the development, implementation and evaluation of information system security program policy; special emphasis placed upon integration of existing SAP network infrastructures
  • Provides expert level consultation and technical services on all aspects of Information Security
  • Review SSE related designs and provides security compliance recommendations
  • Develop and provide Cybersecurity risk management recommendations to the customer
  • Provide SSE support for Mission and Training systems design and development
  • Assist with development and maintenance of the Program Protection Plan & Cybersecurity Strategy
  • Assist with site activation activities and design reviews, to include test & evaluation of systems
  • Represent the Government Program Manager in various SSE related working groups, advisory groups, and advisory council meetings
  • Work directly with approval/accreditation authorities to obtain systems' Authorization to Operate

Experience: 

  • 12 - 15 years total experience, including minimum 8 years' experience within SCI or SAR environment. Minimum 4 years of SAP relevant experience highly desired.

Education: 

  • Bachelor's degree in a related discipline or equivalent additional experience (4 years)

Certifications: 

  • Must meet position and certification requirements outlined in DoD Directive 8570.01-M for Information Assurance Technician Level 3 and Information Assurance Manager Level 3 . CISSP Recommended.

Security Clearance: 

  • Current Top Secret Clearance with active SCI Eligibility
  • Eligibility for access to Special Access Program Information
  • Willingness to submit to a Counterintelligence polygraph

Other Requirements: 

  • Must be familiar with security policy/manuals and the appropriate ICDs/JAFANs/DOD Manuals and other guiding policy documents
  • Full understanding of Risk Management Framework (RMF) and Joint SAP Implementation Guide (JSIG) processes for system accreditation, along with legacy (DITSCAP, DIACAP) processes
  • Must have the ability to work in a dynamic environment and effectively interact with numerous DOD, military/civilian personnel and industry partners
  • Working knowledge of Microsoft Office (Word, PowerPoint, and Excel)
  • Possess a high degree of originality, creativity, initiative requiring minimal supervision
  • Willingness to travel within the organizational Area of Responsibility (AOR) (note - could be extensive, and will include both air and ground transportation)
Compensation:  The projected compensation range for this position is $127,400-$167,400. There are differentiating factors that can impact a final salary rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location, education and certifications as well as Federal Government Contract Labor categories. In addition, K2 Group invests in its employees beyond just compensation. 
 Benefits:   K2 Group’s benefit offerings include:  Medical/ Dental/ Vision Insurance; FSA Medical & FSA Dependent Care; Pre-tax 401(k) & ROTH 401(k) plans; Profit Sharing Plan; Life & Accidental Death Insurance; Short Term/ Long Term Disability; Voluntary Group Life Insurance option; Tuition Reimbursement; Job-related Course Reimbursement; Holiday Pay; and Paid Time-Off. 

Skills

  • Top Secret Clearance
  • SCI eligibility
  • CISSP
  • security policy
  • JAFANs
  • DOD Manuals
  • risk management framework
  • RMF
  • JSIG
  • risk management
  • system accreditation
  • cybersecurity
  • system security
  • SAP
  • SCI
About this role

Summary

Lead cybersecurity system security for defense programs supporting SAP and SCI environments.

Job title

Cybersecurity System Security Engineer (CSSE) III

Experience level

12-15 years

Minimum experience

12+ years

Industry

defense

Location

Colorado Springs, CO · On-site

Salary

$127k–$167k

Listed in the job description

Management role

Yes

Posting history
  1. Sep 17, 2026 First posted
  2. Sep 17, 2026 Live now

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