Information Systems Security Engineer - Intermediate

Five Stones Research Corporation; Colorado Springs, Northern (CO, KY); On-site; USD 112,000 - 136,000; Full time

Benefits offered by this job

401(k) Matching

Company Events

Employee Recognition Programs

Health Insurance

Life Insurance

Paid Time Off

Performance Incentives

Student Loan Repayment

Tuition Reimbursement

Vision Insurance

Job summary

Five Stones Research Corporation is seeking an intermediate Information Systems Security Engineer to support DoD missile-defense programs. The role requires independent work, collaboration with chief engineers, and rigorous security engineering across lifecycle stages.

Active DoD Secret clearance is required, along with a DoD 8570.01 IASAE II baseline certification at hire. Salary range is $112,000–$136,000, with full-time, on-site duties in Huntsville area.

Qualifications

• Bachelor's degree in STEM or related field with 5 years of IT experience on DoD programs.
• Alternative: Bachelor's in non-STEM with 10 years of IT experience on DoD programs.
• DoD 8570.01 IASAE Level II certification at hire.
• Ability to develop technical solutions to complex problems.
• Ability to work independently or lead sub-teams.

Responsibilities

• Lead cybersecurity liaison across engineering and program teams.
• Engineer resiliency into information systems with stakeholders.
• Translate security controls into system specs for secure design.
• Incorporate SSE requirements into development lifecycle.

Education

Bachelor's degree in STEM fields

Bachelor's degree in non-STEM with 10 years experience

Tools

SIEM

Vulnerability Scanning

Job description

Information Systems Security Engineer - Intermediate

Job Category: Professionals

Requisition Number: INFOR002024

• Posted : August 26, 2026
• Full-Time

Locations

Showing 1 location

Description

Cybersecurity Engineer - Intermediate

Position Overview Type: Full-Time

Clearance: Active Department of Defense (DoD) Secret security clearance

Summary/Objective

Five Stones Research Corporation (5SRC) is seeking energetic candidates to join our established and growing Huntsville-headquartered team.

Essential Functions

• Serve as the lead cybersecurity liaison across engineering and program teams, ensuring alignment between cybersecurity objectives and system development.
• Work closely with chief engineers, ISSMs, and cross-functional stakeholders to engineer cybersecurity resiliency into all information systems.
• Support execution of cybersecurity programs by providing guidance, policy alignment, and technical expertise.
• Translate security controls into system specifications and ensure secure design integration without impacting mission or performance requirements.
• Ensure cybersecurity-derived technical and performance requirements are incorporated into RFPs, contracts, and all program documentation.
• Maintain a holistic view of system security, validating the effectiveness, suitability, and mission supportability of cybersecurity features.
• Integrate threat and vulnerability intelligence into cybersecurity decision-making, risk assessments, and engineering trade analyses.
• Contribute to alternatives analyses to achieve cost-effective, mission-aligned security architectures.
• Evaluate system architectures for defense-in-depth protections; recommend configuration changes and countermeasures to reduce cyber risk.
• Assess SIEM and vulnerability scan outputs, identify weaknesses, and recommend corrective actions.Ensure System Security Engineering (SSE) requirements are identified, documented, implemented, and tested throughout the development lifecycle.
• Provide recommendations for cyber-enabled technologies and tools that enhance system protection.
• Support system test events, security assessments, and engagements with validation, vulnerability assessment, and compliance teams.
• Lead or contribute to program protection analyses for critical program information and components.

Required Education and Experience

• Education: Bachelors in STEM related field from an accredited institution with 5 years of relevant IT experience working on missile defense-related or other complex, large DoD programs / projects
• Acceptable alternative: Bachelor's Degree in non-stem related field with 10 Years of relevant IT experience working on missile defense-related or other complex, large DoD programs / projects
• Works independently and / or leads sub-teams, applying engineering rigor to analyze and resolve problems
• Must possess the ability to develop technical solutions to complex problems which require the regular use of ingenuity and creativity
• FOR ALL Cyber Intermediate Engineer Positions – additional requirement: DoD 8570.01 IASAE Level II baseline certification at time of hire – no exceptions

What We Offer:

• 401(k) Matching
• Company Events
• Employee Recognition Programs
• Health Insurance
• Life Insurance
• Paid Time Off
• Performance Incentives
• Student Loan Repayment
• Tuition Reimbursement
• Vision Insurance

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

Salary range $112,000 - $136,000

Qualifications

Education

Required

Bachelors or better in STEM or related field.

Experience

Required

• 5 years: Bachelors in STEM related field from an accredited institution with 5 years of relevant IT experience working on missile defense-related or other complex, large DoD programs / projects, OR
• 10 years: Bachelor's Degree in non-STEM related field with 10 Years of relevant IT experience working on missile defense-related or other complex, large DoD programs / projects.
• Works independently and / or leads sub-teams, applying engineering rigor to analyze and resolve problems.
• Must possess the ability to develop technical solutions to complex problems which require the regular use of ingenuity and creativity.

Licenses & Certifications

Required

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities
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