Agile Defense1mo ago

Information System Security Officer

United States·AshburnRegularmid

OtherInformation System Security Officer

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Quick Summary

Overview

About Agile Defense At Agile Defense we know that action defines the outcome and new challenges require new solutions. That’s why we always look to the future and embrace change with an unmovable spirit and the courage to build for what comes next.

Technical Tools

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About Agile Defense

At Agile Defense we know that action defines the outcome and new challenges require new solutions. That’s why we always look to the future and embrace change with an unmovable spirit and the courage to build for what comes next.

Our vision is to bring adaptive innovation to support our nation's most important missions through the seamless integration of advanced technologies, elite minds, and unparalleled agility—leveraging a foundation of speed, flexibility, and ingenuity to strengthen and protect our nation’s vital interests.

Requisition #: 1547

Job Tittle: Information System Security Officer

Location: Ashburn, VA

Responsible for ensuring the security of an organization's information systems. Their primary role is to oversee the design, implementation, and management of security measures to protect IT systems from cyber threats and ensure compoiance with relevant laws and regulations.

Typically has a Bachelor's degree in Information Security, Engineering, or related field, and 3+ years of experience, or equivalent relevant work experience; e.g., each year of work experience may be substituted for each year of education required.

RMF NIST Standards

Knowledge and experience with the following:

Zero Trust Methods Zscaler ZIA/ZPA

Cloud Access Security Broker (CASB) Phishing resistant Multi-Factor Authentication (MFA) SSL/TLS certificate lifecycle IDS/IPS DNS

Security Extensions (DNSSEC) & encrypted DNS (DNS over HTTPS (DoH) / DNS over TLS (DoT) Segmentation/Micro-segmentation

Nessus Palo Alto NGFW & Cisco ASA/Firepower GlobalProtect VPN Security inventory in CMDB

Standard work office conditions with cubicles / fluorescent lighting, standard equipment including work laptop assignment.

Our Core Values

Employees of Agile Defense are our number one priority, and the importance we place on our culture here is fundamental. Our culture is alive and evolving, but it always stays true to its roots. Here, you are valued as a family member, and we believe that we can accomplish great things together. Agile Defense has been highly successful in the past few years due to our employees and the culture we create together.

What makes us Agile? We call it the 6Hs, the values that define our culture and guide everything we do. Together, these values infuse vibrancy, integrity, and a tireless work ethic into advancing the most important national security and critical civilian missions. It's how we show up every day. It's who we are.

Happy - Be Infectious. Happiness multiplies and creates a positive and connected environment where motivation and satisfaction have an outsized effect on everything we do.
Helpful - Be Supportive. Being helpful is the foundation of teamwork, resulting in a supportive atmosphere where collaboration flourishes, and collective success is celebrated.
Honest - Be Trustworthy. Honesty serves as our compass, ensuring transparent communication and ethical conduct, essential to who we are and the complex domains we support.
Humble - Be Grounded. Success is not achieved alone, humility ensures a culture of mutual respect, encouraging open communication, and a willingness to learn from one another and take on any task.
Hungry - Be Eager. Our hunger for excellence drives an insatiable appetite for innovation and continuous improvement, propelling us forward in the face of new and unprecedented challenges.
Hustle - Be Driven. Hustle is reflected in our relentless work ethic, where we are each committed to going above and beyond to advance the mission and achieve success.

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities

Location & Eligibility

Where is the job

Ashburn, United States

Hybrid — some on-site time required

Who can apply

Listing Details

Posted: April 14, 2026
First seen: May 6, 2026
Last seen: June 3, 2026

Posting Health

Days active: 27
Repost count: 0
Trust Level: 33%
Scored at: June 3, 2026

Signal breakdown

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Apply for this position

Agile Defense

lever

Agile Defense: Always Evolving. Agile Defense stands at the forefront of innovation, driving advanced capabilities and solutions tailored to the most critical national security and civilian missions.

Employees

3k+

Founded

1998

Domain

Jobs

External application · ~5 min on Agile Defense's site

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