Vulnerability Assessor- Top Secret Cleared

Position Title: Senior Cyber Vulnerability Analyst/Assessor – Space Systems and Mission Platforms Marathon TS is seeking an experienced professional to perform full-spectrum cybersecurity assessments across complex aerospace and defense programs. This position focuses on identifying and validating weaknesses within mission-critical space platforms and their supporting infrastructures. The ideal candidate will combine deep technical expertise, creativity, and leadership to uncover high-impact vulnerabilities and help system owners mitigate risk effectively. The individual we are looking for will be taking a deep dive in reverse engineering products provided by vendors and exploiting these products to expose the vulnerability. Heavy testing and a small amount of reporting. Qualifications: • Security Clearance: Top-Secret clearance. • Education: • Bachelor's degree in Computer Science, Cybersecurity, Computer or Electrical Engineering, or a related technical discipline.. • Experience: • Minimum of seven years conducting offensive security engagements, vulnerability analysis, or reverse engineering. • Prior exposure to DoD, intelligence, or aerospace programs strongly preferred. Technical Expertise: • Demonstrated skill in reverse-engineering and binary analysis, using tools such as Ghidra, IDA Pro, Binary Ninja, Radare2, WinDbg, or GDB. • Proficiency in exploit development and offensive frameworks, including Metasploit, Burp Suite, and custom scripted tools (Python, Go, or Rust). • Experience with firmware and embedded systems testing, including communication interfaces, real-time operating systems, and device-level hardware evaluation. • Strong programming and scripting proficiency in Python, C/C++, assembly, and Bash or PowerShell. Ability to modify code or craft purpose-built proof-of-concept utilities. • In-depth understanding of network, web, and cloud exploitation techniques and methodologies. • Excellent written and verbal communication—capable of conveying complex findings clearly to both technical and executive audiences. Preferred Background & Certifications: • Recognized industry credentials such as OSCP, OSCE, GPEN, GXPN, CREST CRT, or CISSP. • Previous involvement in red team operations or adversarial simulation within defense or intelligence contexts. • Familiarity with RMF processes, DISA STIGs, NIST 800-series frameworks, and integration of test data into authorization and accreditation documentation (e.g., eMASS or similar systems). • Experience performing secure design reviews, code audits, or supply chain risk analyses. • Participation in audit or accreditation efforts as an assessor or evaluator. Pay: $90.00 - $115.00 per hour Benefits: • 401(k) • Dental insurance • Health insurance • Paid time off • Vision insurance Application Question(s): • How many years of experience do you have in reverse-engineering and binary analysis, using tools such as Ghidra, IDA Pro, Binary Ninja, Radare2, WinDbg, or GDB? • Do you have familiarity with RMF processes, DISA STIGs, NIST 800-series frameworks, and integration of test data into authorization and accreditation documentation (e.g., eMASS or similar systems)? • How many years of experience with exploit development and offensive frameworks, including Metasploit, Burp Suite, and custom scripted tools (Python, Go, or Rust)? • Do you have any of the following certifications: OSCP, OSCE, GPEN, GXPN, CREST, CISSP? Education: • Bachelor's (Required) Security clearance: • Top Secret (Required) Willingness to travel: • 25% (Preferred) Work Location: Remote