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.

Unarmed Security Officers (2nd Shift) in San Antonio, TX

Company: Marksman Security LLC

Location: San Antonio, TX

Posted Sep 30, 2025

Acknowledge and greet all guests with utmost courtesy and urgency, customer service, access control, greeting residents and guests with a courteous demeanor,…

Security & Smart Home Sales Specialist

Company: Bulldog /ADT Security Services, LLC

Location: Irving, TX

Posted Sep 30, 2025

Valid driver’s license, reliable personal transportation & current vehicle insurance-required.*. Valid driver’s license, reliable personal transportation &…

PART TIME - ARMED SECURITY OFFICER: CPO

Company: Spear Security Operations

Location: Jacksonville, FL

Posted Oct 01, 2025

This role focuses on the protection of persons and property while offering a premium pay rate. Ensure the safety and security of the site and its occupants.

Queens Area - FLSD - Fire & Life Safety Director

Company: Winfield Security

Location: New York, NY

Posted Oct 01, 2025

A valid NYS Security License - Required. Ensure the security, safety and well-being of all personnel, visitors and the premises.

Security & Smart Home Sales Specialist

Company: Bulldog /ADT Security Services, LLC

Location: Bulverde, TX

Posted Sep 30, 2025

Valid driver’s license, reliable personal transportation & current vehicle insurance-required.*. Valid driver’s license, reliable personal transportation &…

High-End Luxury Retail Security Officer

Company: St. Moritz Security Services

Location: King of Prussia, PA

Posted Sep 30, 2025

Possess a valid driver’s license ( if in a driving assignment only). Willing to participate in St. Moritz pre-employment process which may include drug testing,…

Security & Smart Home Sales Specialist

Company: Bulldog /ADT Security Services, LLC

Location: Garland, TX

Posted Sep 30, 2025

Valid driver’s license, reliable personal transportation & current vehicle insurance-required.*. Valid driver’s license, reliable personal transportation &…

Security & Smart Home Sales Specialist

Company: Bulldog /ADT Security Services, LLC

Location: Plano, TX

Posted Sep 30, 2025

Valid driver’s license, reliable personal transportation & current vehicle insurance-required.*. Valid driver’s license, reliable personal transportation &…

Flex officer - North Chicago Area

Company: Titan Security Group

Location: United States

Posted Sep 30, 2025

Able to acquire and maintain a valid Illinois Permanent Employee Registration Card (PERC), including state accredited training requirements. EOE/M/F/D/V.

Security Officer - Bronx Mental Health Facility

Company: Winfield Security

Location: New York, NY

Posted Oct 01, 2025

Follow procedures for fire prevention, property patrol, and incident reporting. Valid and Current New York State Security Guard License.

Armed Security Guard 2nd Shift - Dallas $19/hour

Company: Twin City Security

Location: Dallas, TX

Posted Oct 01, 2025

Must have or be willing to obtain OC spray and handcuff certification. Must already possess your own handgun and duty gear (duty belt, holster, mags, flashlight…

Security & Smart Home Sales Specialist

Company: Bulldog /ADT Security Services, LLC

Location: San Antonio, TX

Posted Sep 30, 2025

Valid driver’s license, reliable personal transportation & current vehicle insurance-required.*. Valid driver’s license, reliable personal transportation &…

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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