Jobs at Duo Security

Positions 665,497

Duo Security was founded in 2010 and became part of Cisco in 2018. The company delivers zero‑trust authentication and access solutions that protect businesses from credential theft. Its flagship products—Duo MFA, Duo Access, and Duo Vision—are widely adopted by enterprises of all sizes.

Duo hires for a wide range of technical and non‑technical roles. Software engineers build the core authentication engine, security researchers work on threat detection, and product managers shape the roadmap. Sales, marketing, UX design, and customer success teams round out a culture that values both innovation and customer focus. With 376 open positions scattered across the U.S., Canada, Europe, and the U.K., candidates can expect flexible remote work, competitive equity packages, and a clear performance‑based promotion path.

Using Job Transparency to view Duo listings gives you direct access to salary ranges, employee sentiment scores, and benefit details that other job boards hide. This data helps you negotiate better offers and choose a role that matches your career goals.

Armed Security Officer

Company: Marksman Security

Location: Las Vegas, NV

Posted Aug 09, 2025

Responds to alarms, calls of distress, or emergencies such as fire, injuries or presence of unauthorized persons by calling police, fire departments and/or…

Private Security Officer

Company: Texas Elite Security Agency

Location: San Antonio, TX

Posted Aug 09, 2025

Knowledge of first aid and CPR; certification is a plus. The ideal candidate will be responsible for maintaining a safe and secure environment for our clients,…

Unarmed Security Officer

Company: TNT Security Solutions

Location: Austin, TX

Posted Aug 10, 2025

You will be responsible for conducting routine foot patrols, monitoring for suspicious activity, and providing exceptional customer service to clients, guests,…

Construction Security Guards Needed

Company: Khalil's Security & Consultants Inc.

Location: Brooklyn, NY

Posted Aug 10, 2025

Use flashlights, two-way radios, whistles, reflective security vests, pagers, and cell phones. Control all vehicles and visitors to the construction site.

Unarmed Building Security Officer

Company: Marksman Security

Location: Lewisville, TX

Posted Aug 09, 2025

Must have a Level II, Noncommissioned security license (via TOPS) a Level 3 or 4 will NOT suffice. Good phone and/or radio etiquette. Paid on the job training.

FO1/FO4 Concierge Security Guard

Company: GardaWorld Security Services U.S.

Location: New York, NY

Posted Aug 09, 2025

Customer service duties like welcoming, verifying identity, and guiding visitors. A comprehensive benefits package including medical, dental, and vision…

Flex Security Officer

Company: Marksman Security

Location: Dallas, TX

Posted Aug 09, 2025

Acknowledge and greet all residents and guests in a prompt and courteous manner. Valid state licensing, if applicable. Monitor surveillance cameras and alarms.

Private Security Officer

Company: Texas Elite Security Agency

Location: Pflugerville, TX

Posted Aug 09, 2025

Knowledge of first aid and CPR; certification is a plus. The ideal candidate will be responsible for maintaining a safe and secure environment for our clients,…

Unarmed Security

Company: Cascadia Global Security

Location: Austin, TX

Posted Aug 09, 2025

Active Unarmed Texas security guard license (Required). Active Level 2 security license. Our Security Specialists range from active-duty military personnel to…

Unarmed Security Guard- Katy, Texas

Company: Premier Protective Security

Location: Houston, TX

Posted Aug 09, 2025

A valid driver’s license will be required for driving positions only. As a condition of employment, applicants will be subject to a background investigation in…

Armed School Security

Company: Cascadia Global Security

Location: Houston, TX

Posted Aug 08, 2025

Free of tickets, accidents, or marks against your driver's license. Our Security Specialists range from active-duty military personnel to veterans to civilians…

Armed Security Supervisor

Company: Cascadia Global Security

Location: Austin, TX

Posted Aug 09, 2025

All applicants must be over 21, with a valid driver's license, and be able to pass a DMV background check. Free of tickets, accidents, or marks against your…

Frequently Asked Questions

What is it like to work at Duo Security?
Duo fosters a collaborative, zero‑trust culture where engineers, product managers, and security experts co‑create solutions. Remote‑first policies allow teams across time zones to sync via daily stand‑ups and asynchronous documentation. Employees report high engagement, a clear path to promotion, and a focus on continuous learning through internal tech talks and external conference sponsorships.
What types of positions are available at Duo Security?
Duo offers roles in software engineering (frontend, backend, infrastructure), security research, product management, UX/UI design, data science, sales engineering, marketing, customer success, and operations. The company also hires for global support, finance, legal, and HR functions, reflecting its growth into a full‑stack organization.
How can I stand out as an applicant for Duo Security?
Showcase hands‑on experience with authentication protocols (OAuth, SAML, OpenID Connect) and demonstrate contributions to open‑source security tools. Highlight any zero‑trust or MFA implementations in previous projects. Prepare to discuss how you balance user experience with security, and provide metrics or case studies that illustrate your impact on product reliability or adoption.

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