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Lockheed Martin · 14 hours ago

Cyber Software Test Engineer

Denver, CO

Full-time

Onsite

Mid, Senior Level

Lockheed Martin is a leader in aerospace and defense technologies, and they are seeking a Cyber Software Test Engineer to join their research and development team. The role involves designing and executing automated test campaigns to evaluate emerging technologies, ensuring mission-critical resilience through comprehensive software testing.

AerospaceCyber SecurityMachinery ManufacturingMilitaryNational SecurityRemote SensingSecurity

Growth Opportunities

No H1B

Security Clearance Required

U.S. Citizen Only

Responsibilities

Designing and implementing automated exploitation frameworks and test suites for novel cyber‑engineering technologies

Conducting hands‑on penetration testing, vulnerability analysis, and proof‑of‑concept exploits against prototypes and operational systems

Developing, executing, and maintaining functional, regression, and integration test cases to verify that software behaves as intended

Creating automated test scripts (e.g., using Python, PowerShell, or CI/CD tools) to increase test coverage and reduce manual effort

Tracking test results, logging defects, and coordinating mitigation activities with development teams

Documenting findings, generating actionable remediation recommendations, and presenting results to customers and senior leadership

Partnering with software engineers, system architects, and mission customers to embed security‑by‑design and quality‑by‑design principles early in development

Mentoring team members on exploitation techniques, software‑testing best practices, and tool development

Contributing to a high‑performing, innovative team environment that values curiosity, creativity, and a one‑team mindset

Qualification

Cyber exploitationPenetration testingSoftware testingAutomated testingCloud-native securityContainer securityAI/ML securityReverse engineeringThreat modelingCompliance frameworksAutomation scriptingRed-team leadershipSecure software developmentAgile methodologyCommunication skillsTeam collaborationContinuous learning

Required

MUST BE A U.S. CITIZEN

The selected candidate must possess an active Top Secret clearance with SCI eligibility to start

Deep expertise in cyber‑exploitation, penetration testing, and software testing (functional, regression, and automated testing)

Ability to quickly adapt to evolving customer requirements

Excellent communication skills for conveying complex technical findings to both technical and non‑technical audiences

Strong commitment to mission success, team innovation, and continuous learning

Preferred

Experience with cloud‑native security platforms (e.g., AWS Security Hub, Azure Sentinel, Google Chronicle)

Container and orchestration hardening – Docker, Kubernetes, OpenShift, and related security tooling (e.g., Falco, Aqua, Twistlock)

Familiarity with AI/ML security concepts such as adversarial machine‑learning testing, model‑poisoning detection, and secure deployment pipelines

Hardware/firmware reverse‑engineering – ability to analyze BIOS/UEFI, embedded firmware, or IoT devices (e.g., using Chipsec, Binwalk, Ghidra)

Threat modeling & secure architecture design – expertise with STRIDE, PASTA, or MITRE ATT&CK for system‑level threat analysis

Knowledge of compliance frameworks and standards – NIST 800‑53, ISO 27001, IEC 62443, DoD RMF, or CMMC requirements

Automation & orchestration scripting beyond testing – creating custom CI/CD security gates, infrastructure‑as‑code security checks (e.g., Terraform, Ansible, Pulumi)

Red‑team leadership or mentorship experience – guiding junior analysts, conducting tabletop exercises, or managing multi‑discipline assessment teams

Secure software development practices – static/dynamic analysis (e.g., SonarQube, Coverity), code‑review tooling, and secure coding standards (CWE, OWASP)

Project‑management or Agile methodology familiarity – Scrum, Kanban, or Earned Value Management for delivering security initiatives on schedule

Publications or community involvement – speaking at security conferences, contributing to open‑source security tools, or authoring research papers

Hands‑on penetration‑testing / exploit‑development experience with at least one of the following tools/frameworks: Metasploit, Cobalt Strike, Burp Suite, Immunity CANVAS, custom Python exploit frameworks

Benefits

Flexible scheduling options

Lockheed Martin’s comprehensive benefits package

Company

Lockheed Martin

Glassdoor4.1

Lockheed Martin is a global security and aerospace company that specializes in advanced technology systems, products, and services. It is a sub-organization of Lockheed Martin.

Founded in 1912