Cyber Network Defense Analyst

Leidos; Arlington (VA); On-site; USD 58,000 - 105,000; Full time

Job summary

Leidos is seeking a Cyber Network Defense Analyst to join our Cybersecurity Operations team supporting the AFNCR IT Services program. The role is located at The Pentagon and will augment 844th Communications Group to implement DoD and Air Force cybersecurity policies and initiatives.

You will participate in assessment and authorization, monitor threats, and support RMF compliance across AFDW enclaves. A active DoD Secret clearance and DoD 8570 IAT II certification are required, along with

Qualifications

• Bachelor’s degree required; less than 2 years of related experience acceptable.
• Active DoD Secret clearance required.
• CompTIA Security+ CE or higher DoD 8570 IAT Level II certification must meet 8140 ISSM role qualification.
• ACAS and HBSS experience.
• STIG Viewer and STIG auditing.
• POA&Ms
• Proficiency with Excel.
• Ability to brief status to high level Government leadership and stakeholders.

Responsibilities

• Facilitate Assessment and Authorization efforts for AFDW enclaves.
• Support the AFDW MDT in performing DCO-IDM for the AFDW portion of the AFN.
• Monitor, audit, detect, report, analyze and mitigate threats to mission relevant and key terrain in cyberspace.
• Implement a Computer Network Defense (CND) team to respond to security incidents and INFOCON changes.
• Coordinate firewall rule changes and DLP waivers.
• Ensure 8140 compliance.

Skills

Excel proficiency

Briefing to leadership

Active DoD Secret clearance

DCO-IDM experience

Education

Bachelor’s degree

Tools

ACAS

HBSS

STIG Viewer

STIG auditing

POA&Ms

PowerShell

Nessus APIs

Job description

Description

Leidos has a career opportunity for a Cyber Network Defense Analyst to support the Air Force National Capital Region IT Services program.

Leidos has a career opportunity for a Cyber Network Defense Analyst to support the Air Force National Capital Region IT Services program.

The AFNCR IT Services program provides support services for information systems for Headquarters Air Force (HAF), Air Force District of Washington (AFDW), Office of the Secretary of Defense (OSD), Joint Chiefs of Staff, and other Air Force activities within the AFNCR, missions to include the Pentagon, Joint Base Andrews (JBA), Joint Base Anacostia-Bolling (JBAB), and other locations, leased spaces, and alternate sites. The major support areas required are IT Operations and Maintenance; Plans, Projects, and Engineering (PP&E); and National Military Command Center (NMCC). The senior leaders and national defense missions that are supported require that the AFNCR operations never fail, resulting in a fast-paced, challenging, but also rewarding environment.

If this sounds like the kind of environment where you can thrive, keep reading!

Leidos Defense Group provides a diverse portfolio of systems, solutions, and services covering land, sea, air, space, and cyberspace for customers worldwide. Solutions for Defense include enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support. Our team is solving the world’s toughest security challenges for customers with “can’t fail” missions. To explore and learn more, click here!

Are you ready to make an impact? Begin your journey of a flourishing and meaningful career, share your resume with us today!

Position Summary

Leidos is seeking a Cyber Network Defense Analyst to join our Cybersecurity Operations team supporting the AFNCR IT Services (AFNCRIT) program. The Cyber Network Defense Analyst located at The Pentagon will augment 844th Communications Group in implementing DoD, Air Force, and AFDW cybersecurity policies, programs and initiatives.

Primary Responsibilities

• Facilitate Assessment and Authorization efforts for AFDW enclaves.
• Support the AFDW mission defense team (MDT) in performing DCO-IDM for AFDW portion of the AFIN.
• Support the AFDW MDT in conducting active and passive DCO-IDM to monitor, audit, detect, report, analyze and mitigate threats to mission relevant and key terrain in cyberspace (MRT-C/KT-C) Support development and management of cybersecurity policy, programs and compliance.
• Implement a Computer Network Defense (CND) team to respond to computer security incidents, Information Condition (INFOCON) level changes, and Classified Message Incidents (CMIs)
• Work with entities for firewall rule changes and DLP waivers
• 8140 compliance

Basic Qualifications

• Requires a Bachelor’s degree and less than 2 years of prior relevant experience additional years of applicable experience will be accepted lieu of a degree.
• Active DoD Secret clearance required.
• CompTIA Security+ CE or higher DoD 8570 IAT Level II certification must meet 8140 ISSM role qualification.
• ACAS and HBSS
• STIG Viewer and STIG auditing
• POA&Ms
• Proficiency with Excel
• Ability to brief status to high level Government leadership and stakeholders

Preferred Qualifications

• Experience supporting USAF, DISA, or other DoD mission systems.
• Familiarity with eMASS, SCAP Compliance Checker (SCC), or HBSS.
• Ability to adress and assess RMF Security Controls
• Ability to communicate risk-based recommendations to both technical and non-technical stakeholders.
• Understanding of automation tools/scripts (e.g., PowerShell, Nessus APIs) to support scan or report optimization.

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting

August 5, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range

Pay Range $57,850.00 - $104,575.00

The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

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 at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at [e-mail].

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

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.