To our valued Leidos candidates:

Coronavirus is on everyone's mind with the effects being felt around the world. The markets are volatile, and we're all concerned for the health and safety of our families, friends, and colleagues. Please know that we're taking all necessary measures to safeguard our employees, customers and the communities in which we live, including following all recommended best practices around social distancing.

With that in mind, in an abundance of caution, we are canceling all face to face career events, such as job fairs and open house events. In the coming days and weeks, we will be hosting career events virtually, using our online chat tools so that we may continue our hiring practice safely and securely. You can find available virtual career events at

We are using telephone meetings and online chats via Brazen to conduct interviews and hiring discussions, and we are offering options for video interviews so that you can have a virtual face to face meeting with your potential new leader. We do not conduct interviews or extend offers via text or chat based social media, such as WhatsApp or MySpace.

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As a company, as a country, as a world, we have confronted challenging moments before. We are confident that, guided by our values and the strength of our community as well as the commitment we have to the important work we do each day, we will find our way through this time together. We will do this with the care and concern for one another and the common good that defines. Please keep those impacted by the virus in your thoughts.

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Job #: R-00071423
Location: Las Vegas, NV
Category: Information Assurance
Schedule (FT/PT): Full Time
Travel Required: Yes, 10% of the time
Shift: Day
Potential for Telework: No
Clearance: Top Secret/SCI
Referral Eligibility: Eligible
Referral Bonus Amount: $5,000
Group: Defense

This job posting is no longer active.

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Job Description:

Leidos has an opening for a Command, Control, Communications, Computers, Intelligence, Surveillance and Reconnaissance (C4ISR) Information Systems Security Analyst (ISSA) at Nellis AFB. Candidates must possess a TS/SCI security clearance in order to be considered.

JOB DESCRIPTION: The (C4ISR) Information Systems Security Analyst (ISSA) will be responsible for ensuring system security functionality, procedural safeguards and implementation strategies are successfully employed to certify and accredit new and upgraded software and systems within the 526th Intelligence Squadron. The ISSA is responsible for developing and maintaining a formal Information Systems (IS) security program and will provide support to plan, coordinate, and implement IT security programs and policies. Applicant will provide systems security management expertise to C4ISR integration efforts for unclassified, collateral and SCI-level software applications and intelligence mission systems. The ISSA will provide Information Assurance (IA) guidance and will assist all ISSOs to ensure they follow established IS policies and procedures.

The candidate will assist and advise in the development of Concept of Operation (CONOP) documents to describe and clarify operational parameters. The ISSA will develop accreditation documentation and coordinate and oversee certification and accreditation activities. The ISSA initiates protective or corrective measures in response to security incidents, develops and maintains System Security Plans (SSP), conducts periodic reviews to ensure compliance with established policies and procedures, ensures all hardware, software, and firmware changes are recorded as required by configuration management procedures. The ISSA will be responsible for participating in IS risk assessment during the certification and accreditation process and will be responsible for conducting IA vulnerability assessments using automated tools.

Applicant should have previous Information Systems Security Officer (ISSO) and/or Information Security System Manager (ISSM) experience. Applicant must have experience in developing and writing security plans and overseeing security awareness programs.  Applicant must have a working knowledge of system functions, security policies, technical security safeguards, and operational security measures. Must have the ability to plan/coordinate security and/or cyber security activities across multiple organizations. Must have ability to effectively organize and analyze information, produce reports, position papers, and briefings that are responsive to specific needs of 526 IS senior leadership.  Must be able to communicate effectively with others, both orally and in writing on complex issues.


Applicants must possess a TS/SCI clearance.  Bachelor’s Degree in an IT discipline (or similar) and a minimum of 8 years of experience in computer system security and/or related areas of expertise. Experience may be substituted in lieu of degree. Must possess an IAM Level II certification (i.e. CASP, CISSP, CISM, etc) or IAM Level III.

Applicant must be familiar with IA policies to include: Risk Management Framework (RMF), Intelligence Community Directive (ICD) 503 -Intelligence Community Information Technology Systems Security Risk Management Certification and Accreditation, National Institute of Standards and Technology (NIST) series special publications, and Committee on National Security Systems (CNSS) national-level Information Assurance policies, directives, instructions, operational procedures, guidance and advisories for United States Government (USG) departments and agencies for the security of National Security Systems (NSS). Familiarity with system hardening in accordance with Security Technical Implementation Guides (STIGs). Knowledge of processes and tools to maintain, archive, sanitize, and retrieve digital files. Experience with eEYE Retina Network Security Scanner, DISA Gold Disk, Security Readiness Review (SRR) Scripts test products, Windows Automated Security Scanning Program (WASSP), Assured Compliance Assessment Solution (ACAS), and Security Scanner (SECSCN).  COMSEC experience is desired.

Pay Range:

COVID Response

In order to enter Leidos facilities in the U.S. and to attend Leidos events outside our facilities, employees are required to be vaccinated for COVID-19 or maintain proof of a negative COVID-19 test within 96 hours of entry. In addition, we are receiving guidance from certain customers that onsite contractor personnel will need to be fully vaccinated to access customer facilities. If you are not vaccinated, please consider getting your COVID-19 vaccination as soon as possible. If you have any questions, please contact your Talent Acquisition POC. 

About Leidos

Leidos is a Fortune 500® information technology, engineering, and science solutions and services leader working to solve the world’s toughest challenges in the defense, intelligence, civil, and health markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $12.30 billion for the fiscal year ended January 1, 2021.  For more information, visit

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available here.

Securing Your Data

Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to [email protected].

Commitment to Diversity

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

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