Staff/Sr. Staff Application Security Engineer with Security Clearance
Not Disclosed•Full-TimeOn-site
location_on6119, Andrus Road, Boulder County, Colorado, 80301, United States
About SciTec
SciTec, a wholly owned subsidiary of Firefly Aerospace, is a dynamic non-traditional defense contractor dedicated to delivering advanced technologies in support of U.S. National Security and Defense. For over forty-five years, we have supported Department of Defense customers by developing innovative remote sensing algorithms, tools, and techniques to deliver world-class data exploitation capabilities. Our work spans critical missions including missile defense, intelligence, surveillance, & reconnaissance, space domain awareness, and aircraft survivability.
About the Role
SciTec has an immediate opportunity for a talented Application Security Engineer to support our programs delivering Next-Generation Missile Warning software. This is a unique opportunity to join a business delivering core capabilities for national defense. You will work within a fast-paced team delivering end-to-end software processing of Overhead Persistent InfraRed (OPIR) sensor data for Missile Warning, Missile Defense, Battlespace Awareness, and Technical Intelligence.
In this role, you will help secure mission-critical software systems by identifying, analyzing, and mitigating application-level vulnerabilities. The position focuses on hands-on security analysis, tooling integration, and working directly with software engineers to embed security into the development lifecycle. The ideal candidate combines strong technical security skills with the ability to collaborate effectively with developers in a DevSecOps environment.
Important Notice
SciTec exclusively works on U.S. government contracts that require U.S. citizenship for all employees. Applicants that do not meet this requirement will not be considered. Additionally, candidates must be able to qualify for and maintain a DoD or DoE Secret security clearance.
Application Instructions
Please submit your resume and cover letter. Note that resumes, cover letters, and applications generated by AI will not be considered for employment. Colorado residents may redact or remove age-identifying information (such as age, date of birth, or graduation dates) from submitted materials without penalty.
Equal Opportunity
SciTec is proud to be an Equal Opportunity employer. We consider qualified applicants regardless of background, including veterans and individuals with disabilities.
Work location
Work model: On-site
6119, Andrus Road, Boulder County, Colorado, 80301, United States
Colorado
Key Responsibilities
- check_circlePerform application security analysis using automated and manual techniques
- check_circleIdentify, analyze, and help remediate application vulnerabilities
- check_circleIntegrate and maintain application security tooling within CI/CD pipelines
- check_circleSupport software engineers in integrating security into system designs
- check_circlePerform threat modeling and secure design reviews
- check_circleDocument findings, recommendations, and security best practices
- check_circleConduct static code analysis, software composition analysis, and fuzzing
Requirements
- verifiedBachelor's degree plus 2+ years of professional experience in cybersecurity or software development
- verified2+ years of experience focused on application/software security
- verifiedAbility to qualify for and maintain a DoD or DoE Secret security clearance
- verifiedAbility to meet DoD 8140.01 Cyberspace Workforce Management requirements within six months of hire
- verifiedU.S. citizenship
Nice to Have
Active DoD Secret clearance or higher. Experience identifying, exploiting, and remediating application vulnerabilities. Published CVEs. Proficiency in C++, Python, JavaScript, or Rust. Experience configuring and operating static analysis tools (e.g., Coverity, Klocwork, SonarQube). Experience configuring and operating software composition analysis tools (e.g., Snyk, Sonatype, Anchore, JFrog Xray). Experience with fuzzing frameworks (AFL, AFL++, honggfuzz). Experience with debugging, runtime instrumentation, or reverse engineering tools (e.g., strace, eBPF, Ghidra, IDA Pro). Familiarity with threat modeling methodologies (e.g., MITRE ATT&CK). Experience working in DevSecOps or Agile development environments.
Benefits & Perks
check_circle4% Safe Harbor 401(k) matchcheck_circle100% company paid HSA Medical insurance with 2 buy-up optionscheck_circle80% company paid Dental insurancecheck_circle100% company paid Vision insurance100% company paid Life insurance
Similar Job Opportunities
Skills, education and keywords
Skills: C++, Python, Javascript, Rust, Coverity, Klocwork, Sonarqube, SNYK, Sonatype, Anchore.
Education: Bachelor's degree plus 2+ years of experience or equivalent experience.
Frequently asked questions about Staff/Sr. Staff Application Security Engineer with Security Clearance at SciTec
What does a Staff/Sr. Staff Application Security Engineer with Security Clearance at SciTec do?expand_more
Day-to-day, the Staff/Sr. Staff Application Security Engineer with Security Clearance at SciTec will perform application security analysis using automated and manual techniques; identify, analyze, and help remediate application vulnerabilities; integrate and maintain application security tooling within ci/cd pipelines; and support software engineers in integrating security into system designs.
What are the requirements for this Staff/Sr. Staff Application Security Engineer with Security Clearance role?expand_more
SciTec is looking for candidates who meet the following requirements: Bachelor's degree plus 2+ years of professional experience in cybersecurity or software development; 2+ years of experience focused on application/software security; Ability to qualify for and maintain a DoD or DoE Secret security clearance; Ability to meet DoD 8140.01 Cyberspace Workforce Management requirements within six months of hire; and U.S. citizenship.
Where is the Staff/Sr. Staff Application Security Engineer with Security Clearance role at SciTec located?expand_more
Staff/Sr. Staff Application Security Engineer with Security Clearance at SciTec is based in 6119, Andrus Road, Boulder County, Colorado, 80301, United States. This is a on-site role.
Is this Staff/Sr. Staff Application Security Engineer with Security Clearance job remote, hybrid, or on-site?expand_more
SciTec has listed this Staff/Sr. Staff Application Security Engineer with Security Clearance role as on-site.
How much experience is required for this Staff/Sr. Staff Application Security Engineer with Security Clearance role?expand_more
Staff/Sr. Staff Application Security Engineer with Security Clearance at SciTec typically requires 2+ years of relevant experience at the senior level.
What skills do you need for the Staff/Sr. Staff Application Security Engineer with Security Clearance role at SciTec?expand_more
Key skills for Staff/Sr. Staff Application Security Engineer with Security Clearance at SciTec include C++; Python; Javascript; Rust; Coverity; Klocwork; Sonarqube; and SNYK.
What education is required for Staff/Sr. Staff Application Security Engineer with Security Clearance at SciTec?expand_more
Educational requirements for this role: Bachelor's degree plus 2+ years of experience or equivalent experience.
What category does the Staff/Sr. Staff Application Security Engineer with Security Clearance role belong to?expand_more
Staff/Sr. Staff Application Security Engineer with Security Clearance at SciTec is part of the it job category on Recrutus.
About SciTec
SciTec, headquartered in Princeton, New Jersey, operates within the defense and space manufacturing industry as a subsidiary of Firefly Aerospace. The organization specializes in delivering advanced sensing and mission data processing systems designed to support U.S. and allied warfighters. By transforming raw sensor data into actionable intelligence, SciTec provides government-owned, open architecture software that minimizes vendor lock-in while accelerating integration and enabling rapid upgrades as threats evolve. These capabilities strengthen missile warning, space domain awareness, and multi-domain operations by providing real-time, high-fidelity information that operators can rely upon.
The company leverages expertise in sensor physics, algorithm development, real-time processing, modeling and simulation, instrumentation, and modern software engineering to address complex technical challenges. SciTec focuses on moving capabilities from research to operational use quickly, fielding software that is iterated with operators and accepted for mission use. Working in conjunction with Firefly Aerospace, the firm advances vertically integrated space and defense solutions that combine launch, spacecraft, sensing, and mission data processing to deliver capability to the field faster and at reduced costs. The organization actively seeks engineers and scientists interested in building systems that enhance situational awareness and deliver operational advantage.
Browse more roles: All SciTec jobs, it jobs on Recrutus.