Cyber Software Test Engineer
Denver, Colorado
Denver, Colorado
Responsibilities
Description:
You will be the Cyber Test Exploitation Engineer for the research and development team, responsible for designing, executing, and automating exploitation‑focused test campaigns **and** performing comprehensive software testing to evaluate emerging technologies and ensure mission‑critical resilience.
What You Will Be Doing
As the Cyber Test Exploitation Engineer, you will develop and run sophisticated test‑and‑exploit methodologies, conduct core software‑testing activities, collaborate closely with customers and internal stakeholders throughout the development lifecycle, and help shape a culture of continuous security improvement.
Your responsibilities will include:
- 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.
What’s In It For You
We are committed to supporting your work‑life balance and overall well‑being, offering flexible scheduling options. Learn more about Lockheed Martin’s comprehensive benefits package here.
Do you want to be part of a company culture that empowers employees to think big, lead with a growth mindset, and make the impossible a reality? We provide the resources and give you the flexibility to enable inspiration and focus – if you have the passion and courage to dream big, work hard, and have fun doing what you love, then we want to build a better tomorrow with you.
Who You Are
The ideal candidate is a collaborative, detail‑oriented professional with deep expertise in cyber‑exploitation, penetration testing, and software testing (functional, regression, and automated testing). You thrive in fast‑paced, dynamic environments, quickly adapt to evolving customer requirements, and excel at communicating complex technical findings to both technical and non‑technical audiences. A strong commitment to mission success, team innovation, and continuous learning is essential.
Further Information About This Opportunity
MUST BE A U.S. CITIZEN – The selected candidate must possess an active Top Secret clearance with SCI eligibility to start.
#LI-CS1
Basic Qualifications:
- Active TS clearance with SCI eligibility required prior to start.
- Experience designing, building, or automating test suites (functional, regression, integration) using at least one of these technologies:
pytest/pytest‑qt, Selenium, TestNG, Jenkins, Azure DevOps, GitLab CI/CD - Fluent in two or more programming or scripting languages, e.g.:
C/C++, Python, PowerShell, Java, JavaScript, Bash - Hands‑on experience using configuration‑management and version‑control tools such as:
Git, SVN, TFS, Mercurial, Perforce - Formal education or professional experience in a relevant field:
Cybersecurity, Electrical Engineering, Computer Engineering, Computer Science, Information Assurance, or a related discipline
Desired Skills:
- 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
#LMSpaceCyberEng
Security Clearance Statement: This position requires a government security clearance, you must be a US Citizen for consideration.
Clearance Level: TS/SCI w/Poly
Other Important Information You Should Know
Expression of Interest: By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings.
Ability to Work Remotely: Onsite Full-time: The work associated with this position will be performed onsite at a designated Lockheed Martin facility.
Work Schedules: Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees. Schedules range from standard 40 hours over a five day work week while others may be condensed. These condensed schedules provide employees with additional time away from the office and are in addition to our Paid Time off benefits.
Schedule for this Position: 9x80 every other Friday off
Pay Rate: The annual base salary range for this position in California and New York (excluding most major metropolitan areas), Colorado, Hawaii, Illinois, Maryland, Minnesota, New Jersey, Vermont, Washington or Washington DC is $97,100 - $171,235. For states not referenced above, the salary range for this position will reflect the candidate’s final work location. Please note that the salary information is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market and business considerations when extending an offer. Benefits offered: Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Education Assistance, Parental Leave, Paid time off, and Holidays. (Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year. This position is incentive plan eligible.
Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics.
The application window will close in 90 days; applicants are encouraged to apply within 5 - 30 days of the requisition posting date in order to receive optimal consideration.
Join us at Lockheed Martin, where your mission is ours. Our customers tackle the hardest missions. Those that demand extraordinary amounts of courage, resilience and precision. They’re dangerous. Critical. Sometimes they even provide an opportunity to change the world and save lives. Those are the missions we care about.
As a leading technology innovation company, Lockheed Martin’s vast team works with partners around the world to bring proven performance to our customers’ toughest challenges. Lockheed Martin has employees based in many states throughout the U.S., and Internationally, with business locations in many nations and territories.
Experience Level: Experienced Professional
Business Unit: SPACE
Relocation Available: Possible
Career Area: Cyber Security
Type: Full-Time
Shift: First
About
At Lockheed Martin, we apply our passion for purposeful innovation to keep people safe and solve the world's most complex challenges.
Pioneering Defense Technology: From aerospace to outer space to cyber space, you can innovate mission solutions alongside the best minds in the business.
United By Culture: Excellence, integrity, and collaboration define us. We accelerate change and embrace one another’s perspectives to win for our customers.
Real Impact, Real Growth: Grow your career and skills for life. Our wide array of opportunities and technology-driven learning programs enable your development and agility.
Your Health, Your Wealth, Your Life: Competitive pay, comprehensive benefits and flexible schedules designed so you thrive — at work and beyond.
Empowered to Be Your Best: Use your strengths to make a difference in the lives of one another, our customers, our communities, and our planet.
Here, the possibilities are endless because we offer:
- Flexible Schedules, dependent on role
- Levels: Student, Entry, Mid, Senior, Management
- Locations: Nationwide & OCONUS Positions
Qualifications
What does a successful Cyber Security employee at Lockheed Martin look like?
Check out the info below to see if you have what it takes.
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Analytical
Advancing technologies and out of the box thinking that enable cyber operations, resulting in inventing solutions that will keep us safe today and into the future.
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Creative
Natural curiosity is an absolutely essential trait. Curiosity leads to continual learning which allows you to stay one step ahead of the threat.
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Curious
The ability to anticipate hackers’ intent and disrupt their next move is key. Seeking out new weaknesses before they become weaknesses. Proactively learning and updating systems is how we stay ahead of the threat.
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Proactive
We have hard problems to solve and we look for people who thrive at solving them, who can see problems from both the defensive and offensive sides.
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Problem Solver
Whatever you know today could be different tomorrow as security is constantly changing. Possessing strong technical skills and intellectual depth along with a willingness to continually learn from others is important to adapt to and address the Advanced Persistent Threat.
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Technologically savvy
The ability to analyze and disseminate threat intelligence. The ability to analyze and address the root cause, learn from the attack and anticipate the hacker’s next move.
Quote
“Cyber is the most exciting career field! Every day, there's new cyber threat information that we leverage to shape our courses of action when identifying, assessing, developing, integrating, and continuously evaluating the effectiveness of defensive measures.”
Dr. Dawn B., Senior Fellow
Benefits
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Healthcare
Medical, Dental and Vision coverage is available for employees who opt-in.
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401(k)/Retirement Plans
Our 401(k) plan features generous matching and company contributions.
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Professional Development
We support our employees through mentoring, internal & external educational programs, networking, skills enhancement and career-building programs, funding for cyber certifications.
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Maternity and Paternity Leave
Our generous parental leave policies support your journey into parenthood. When you return to work, our facilities offer mother's rooms to support your transition and work/life balance.
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Paid Time Off
We offer PTO, paid holidays and paid time off for jury duty and military obligations.
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Flex-time
Depending on the position, we offer flexible work schedules.