Information Systems Security Engineer

KaiHonua; Colorado Springs (CO); On-site; USD 140,000 - 150,000; Full time

Benefits offered by this job

Medical, dental, vision, disability, &

Life insurance

Flexible Spending Accounts

401(k)

PTO

Paid paternal leave

Tuition reimbursement

Paid federal holidays

Job summary

Galapagos Federal Systems, LLC is seeking a highly skilled ISSE to support US Space Force cybersecurity across classified environments. The role focuses on secure development, integration, and sustainment of test/ training systems essential to mission readiness.

The ideal candidate brings RMF expertise, DoD/IC cybersecurity experience, and strong communication skills to collaborate with AOs, SCAs, and cross-functional teams. Must hold an active TS/SCI clearance and support A&A activities.

Qualifications

• Active Top Secret/SCI clearance required.
• 5+ years of cybersecurity experience in DoD/IC environments.
• Experience with RMF for mission-critical systems.
• Ability to implement IT security controls for confidentiality, integrity, and availability.
• Experience with POA&Ms, remediation, and SCTMs.
• Experience supporting A&A processes and developing ATO/IATT packages.
• Experience authoring SSPs and related cybersecurity documentation.
• Strong communication skills and ability to brief stakeholders.

Responsibilities

• Perform risk identification and assessment for system and enclave change management.
• Develop and oversee information system security policies and implementation guidelines.
• Support CSSP functions including vulnerability assessments and remediation.
• Conduct security testing and evaluations using IDS, monitoring, and assessment tools.
• Identify, document, and track vulnerabilities in POA&Ms, SARs, and RARs; escalate to AO/DAO.
• Support continuous monitoring and RMF controls compliance.
• Develop and execute security test plans and procedures.
• Support A&A activities and maintain ATO/IATT packages.
• Author and maintain System Security Plans (SSPs) and related docs.
• Coordinate with AOs, SCAs, and CM authorities to support security and accreditation.

Skills

Active TS/SCI clearance

RMF expertise

DoD/IC cybersecurity

Vulnerability management

A&A / SSPs / ATO

Security testing & evaluation

Documentation & stakeholder briefings

Cross-team collaboration

Education

BS in IT / Cybersecurity / IS / CS

Security+ or CISSP or CISSP-ISSMP

Job description

Overview

Galapagos Federal Systems LLC is seeking a highly skilled and proactive Information Systems Security Engineer (ISSE) to support the United States Space Force (USSF). This role offers a unique opportunity to contribute directly to national security and the advancement of mission-critical space operations.

The ISSE supports cybersecurity efforts across classified environments, ensuring the secure development, integration, and sustainment of advanced test and training systems essential to space mission readiness.

The ideal candidate brings a strong understanding of DoD and Intelligence Community (IC) cybersecurity standards, solid technical expertise, and effective communication skills. Success in this role requires the ability to operate in a dynamic, high-tempo, mission-focused environment while collaborating across technical and operational teams.

Key Responsibilities

The Information Systems Security Engineer Will

• Perform risk identification and assessment activities in support of system and enclave change management processes
• Develop and oversee information system security policies, procedures, and implementation guidelines
• Support and ensure availability of resources for Cyber Security Service Provider (CSSP) functions, including vulnerability assessments, remediation, and endpoint protection
• Conduct and coordinate security testing and evaluations using intrusion detection, monitoring, and assessment tools to validate system security posture
• Identify, document, and track security vulnerabilities within POA&Ms, SARs, and RARs, ensuring proper reporting and escalation of critical issues to the Authorizing Official (AO)/Designated Approving Official (DAO)
• Support continuous monitoring activities and ensure systems maintain compliance with RMF security controls
• Develop and execute security test plans and procedures to validate system compliance and performance requirements
• Support Assessment and Authorization (A&A) activities, including development and maintenance of ATO and IATT packages
• Author and maintain System Security Plans (SSPs) and other required cybersecurity documentation
• Coordinate with stakeholders, including AOs, SCAs, and configuration management authorities, to support system security and accreditation efforts

Requirements

The Information Systems Security Engineer Must Have

• Active Top Secret/SCI clearance
• 5+ years of cybersecurity experience supporting DoD and/or Intelligence Community (IC) environments
• Experience implementing and supporting the Risk Management Framework (RMF) for mission-critical systems
• Proven ability to implement IT security controls to ensure confidentiality, integrity, and availability of systems and data
• Strong experience in vulnerability management, including POA&M development, tracking, and remediation coordination
• Experience managing Security Control Traceability Matrices (SCTMs) and working with Authorizing Officials (AOs) and Security Control Assessors (SCAs)
• Demonstrated experience supporting Assessment & Authorization (A&A) processes, including development of ATO and IATT packages
• Experience developing and executing security testing and validation procedures
• Experience authoring and maintaining System Security Plans (SSPs) and related cybersecurity documentation
• Strong analytical and systems engineering skills, with the ability to assess architectures and recommend security improvements
• Ability to effectively communicate cybersecurity concepts, including developing documentation and delivering technical briefings to stakeholders
• Strong organizational and multitasking skills, with the ability to manage multiple priorities in a dynamic environment
• Ability to work independently and collaboratively within cross-functional and distributed teams
• Commitment to maintaining DoD c bersecurity certifications and staying current with evolving security requirements

Education and Certifications

Required

• BS degree in Information Technology, Cybersecurity, Data Science, Information Systems, or Computer Science, from an ABET accredited or CAE designated institution
• One or more of the following Security+, CISSO, CISSP, CISSP-ISSMP, or equivalent military training/certification

Preferred

• One or more of the following : CCSP, CGRC/CAP, CASP+, Cloud+, SSCP, GSEC, CISM, CISSO, CISSP, CISSP-ISSMP, GCIA, GCSA, GSLC, CGIH, or FITSP-M-or equivalent military training/certification

Benefits

• Medical, dental, vision, disability, and life insurance
• Flexible Spending Accounts
• 401(k)
• PTO
• Paid Paternal leave
• Tuition reimbursement
• Paid federal holidays

Security Clearance

Must be a U.S. Citizen. A high-level Department of Defense active security clearance is/may be required. Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to government information.

Physical Requirements

Work may involve sitting or standing for extended periods of time and typing and reading from a computer screen. The candidate must have enough mobility, including bending, reaching, and kneeling, to complete daily duties in a prompt and efficient manner and that may include lifting to thirty pounds, as necessary.

Company Summary

Headquartered in Hawaii, Galapagos Federal Systems, LLC, is an SBA-Certified NHO-owned 8(a) Small Business specializing in global information technology solutions. We deliver professional services in IT Design & Installation, Cybersecurity Engineering & Support, Application Integration & Development, Software & Hardware Engineering, Network & Systems Management, Information Systems Security, and Business Management Services.

Leveraging over 30 years of experience supporting both federal and commercial markets, our team brings innovative expertise to complex IT challenges, delivering solutions across the globe.

Galapagos Federal Systems, LLC is an equal opportunity employer.

Our service commitment is simple: "Quality IT Solutions... On Time & On Budget."

Company Employment Statement

Galapagos Federal Systems, LLC reserves the right to change or modify job duties and assignments at any time. The above job description is not all encompassing as positions, functions, and qualifications may vary depending on business needs. Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions.

Galapagos Federal Systems, LLC is an equal opportunity employer and does not discriminate against applicants based on race, color, creed, religion, medical condition, legally protected genetic information, national origin, sex (including pregnancy, childbirth, or related medical condition), sexual orientation, gender identity and expression, age, disability, or Vietnam era, or other eligible veteran status or legally protected characteristics.

Posted Salary Range

USD $140,000.00 - USD $150,000.00 /Yr.