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.

Overnight Security Vehicle Patrol

Company: S3 Security

Location: Jacksonville, FL

Posted Oct 03, 2025

Criminal Justice Academy Graduate / College degree in Criminal Justice or a similar field. These officers must be capable of repetitive sitting, standing,…

Mobile Vehicle Patrol Officer

Company: Marksman Security LLC

Location: Las Vegas, NV

Posted Oct 07, 2025

Able to meet physical essential functions of the job, which can include lifting 75 lbs, completing foot patrols, sitting, standing, walking, driving for a…

Unarmed Security Officer *FLEX ON CALL* ARLINGTON/EULESS

Company: Clarion Security Llc

Location: Dallas, TX

Posted Oct 04, 2025

Obtain, hold, and maintain a Valid guard card/license, as required in the state for which you are applying. Work in various environments such as cold weather,…

Unarmed Security Officer Immediate Start

Company: Security Reconnaissance Team

Location: San Antonio, TX

Posted Oct 07, 2025

Must have a current driver's license and a clean driving record. Must have a Level II Non-Commissioned (Unarmed) TX PSB security license in hand.

Security Site Supervisor

Company: Cascadia Global Security

Location: Houston, TX

Posted Oct 07, 2025

This position will require the use of a company vehicle; all applicants must be over 21, possess a valid Driver's License, and have a clean driving record.

Overnight Mobile Patrol Security Officer *Full Time*

Company: Transcend Security Solutions

Location: Phoenix, AZ

Posted Oct 06, 2025

Must have a valid driver’s license and maintain a clean driving record. Conduct security inspections of multiple locations checking for unsafe conditions,…

Security Patrol Driver

Company: Signal Security-#220

Location: Jacksonville, FL

Posted Oct 05, 2025

Must have valid driver’s license and good driving record. MUST* *have Driver's license and clean driving record*. 21 years of age or older.

Level III Security Officer

Company: Texas Safeguard Security Patrol

Location: San Antonio, TX

Posted Oct 06, 2025

Proven experience in security, law enforcement, military service, or a related field is preferred. The ideal candidate will be responsible for maintaining a…

Freelance Graphic Designer

Company: Majesty Security Services

Location: Brooklyn, NY

Posted Oct 05, 2025

Someone who can build logos and design merch. This position can be remote however we'd like to be able to have frequent meetings with the designer to ensure…

Security Officer - Overnight

Company: City Security Services

Location: Houston, TX

Posted Oct 04, 2025

Continuously weekly field training conducted by Compliance supervisor (performed on site). Patrol and provide security presence. Patrol all areas of site.

Unarmed Security Officer *FLEX ON CALL* EAST DALLAS/GARLAND

Company: Clarion Security Llc

Location: Dallas, TX

Posted Oct 04, 2025

Obtain, hold, and maintain a Valid guard card/license, as required in the state for which you are applying. Work in various environments such as cold weather,…

Security Officer - Morning

Company: City Security Services

Location: Houston, TX

Posted Oct 04, 2025

Patrol and provide security presence. Ensure security breaches are immediately reported. As a key member of our team, you will maintain a safe and secure…

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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