

Mission Support and Test Services, LLC (MSTS) manages and operates the Nevada National Security Site (NNSS) for the U.S. National Nuclear Security Administration (NNSA). Our MISSION is to help ensure the security of the United States and its allies by providing high-hazard experimentation and incident response capabilities through operations, engineering, education, field, and integration services and by acting as environmental stewards to the Site’s Cold War legacy. Our VISION is to be the user site of choice for large-scale, high-hazard, national security experimentation, with premier facilities and capabilities below ground, on the ground, and in the air. (See NNSS.gov for our unique capabilities.) Our 2,750+ professional, craft, and support employees are called upon to innovate, collaborate, and deliver on some of the more difficult nuclear security challenges facing the world today.
MSTS is seeking a highly experienced Cybersecurity professional for a Principal Software Security Engineer. The software engineer in this role (Principal Cyber Security Analyst) will be responsible for leading the testing, implementation, operation, and maintenance of secure software solutions, ensuring confidentiality, integrity, and the availability of sensitive data.
Key Responsibilities
Preferred Certifications (please upload certification when applying):
GIAC Certified Web Application Defender (GWEB)
GIAC Web Application Penetration Tester (GWAPT)
GIAC Python Web Coder (GPYC)
GIAC Security Essentials (GSEC)
Certified Information Systems Security Professional (CISSP)
Have command of a broad range of the most advanced Cyber Security principles, protocols, concepts and theories in a broad range of disciplines.
Ability to integrate work of specialized personnel to produce the desired results.
Knowledge of network-based services and client/server applications, familiarity with intrusion detection systems, familiarity with network architecture and security infrastructure placement.
Knowledge of Cyber Security vulnerabilities, mitigation strategies, network architecture, and how to apply security controls.
Ability to analyze network traffic, identify misconfigurations of information systems and networks, troubleshoot security appliances, independently identify network and host security vulnerabilities.
Understand the Windows operating system and command line tools, network protocols, and TCP/IP fundamentals.
Ability to maintain strict confidentiality.
Ability to communicate effectively in English, both verbally and in writing, sufficient to communicate with co-workers, customers, testify, write clear and concise reports, gather information, and collect information.
Ability to use multiple electronic devices including standard office machines, cellular phones, and security appliances.
Ability to articulate highly technical processes and information to a non-technical audience.
Ability to meet the physical requirements necessary to safely and effectively perform all assigned duties.
The primary work location with be at the Losee Road Facility, located in North Las Vegas, Nevada.
Work schedule with be 4/10’s Monday through Thursday (subject to change).
Pre-placement physical examination, which includes a drug screen, is required. MSTS maintains a substance abuse policy that includes random drug testing.
Must possess a valid driver's license.
MSTS is required by DOE directive to conduct a pre-employment drug test and background review that includes checks of personal references, credit, law enforcement records, and employment/education verifications. Applicants offered employment with MSTS are also subject to a federal background investigation to meet the requirements for access to classified information or matter if the duties of the position require a DOE security clearance. Substance abuse or illegal drug use, falsification of information, criminal activity, serious misconduct or other indicators of untrustworthiness can cause a clearance to be denied or terminated by DOE, resulting in the inability to perform the duties assigned and subsequent termination of employment. In addition, Applicants for employment must be able to obtain and maintain a DOE Q-level security clearance, which requires U.S. citizenship, at least 18 years of age. Reference DOE Order 472.2, “Personnel Security”. If you hold more than one citizenship (i.e., of the U.S. and another country), your ability to obtain a security clearance may be impacted.
Department of Energy Q Clearance (position will be cleared to this level). Reviews and tests for the absence of any illegal drug as defined in 10 CFR Part 707.4, “Workplace Substance Abuse Programs at DOE Sites,” will be conducted. Applicant selected will be subject to a Federal background investigation, required to participate in subsequent reinvestigations, and must meet the eligibility requirements for access to classified matter. Successful completion of a counterintelligence evaluation, which may include a counterintelligence-scope polygraph examination, may also be required. Reference 10 CFR Part 709, “Counterintelligence Evaluation Program.”
MSTS is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, national origin, disability, veteran status or other characteristics protected by law. MSTS is a background screening, drug-free workplace.
Annual salary range for this position is: $118,560.00 - $180,814.40.
Starting salary is determined based on the position market value, the individual candidate education and experience and internal equity.