Staff Security Engineer

Flock Freight is seeking an experienced and forward-thinking Staff Security Engineer to lead the design, execution, and scaling of our security engineering program. In this high-impact role, you'll ensure the protection of our systems, services, and customer data while enabling teams to move quickly and safely.

As part of our broader infrastructure organization, you'll work across engineering, compliance, operations, product and IT to define long-term security strategy, implement secure-by-default patterns, and drive initiatives that reduce risk and improve detection and response capabilities.

This role requires a deep technical background, a collaborative mindset, and the ability to set and execute a clear security vision across the organization - alongside a strong willingness to build deep subject matter expertise at the intersection of freight security and digital engagement.

Responsibilities :

• Build scalable detection, alerting, and response capabilities in partnership with internal stakeholders and external security vendors.
• Own the technical vision and implementation strategy for Flock Freight's security engineering program across infrastructure and application layers.
• Design and implement secure-by-default systems, patterns, and tooling that integrate into engineering workflows, CI / CD pipelines, and cloud environments.
• Lead proactive threat modeling and adversarial testing across AI- and automation-enabled systems, designing guardrails to prevent injection, misuse of external inputs, and unauthorized behavior to protect the business.
• Partner with product and engineering teams to integrate security into the development lifecycle and ensure architecture, code, and infrastructure meet security standards.
• Lead incident response planning, tabletop exercises, and post-incident reviews to strengthen our operational security posture.
• Act as a trusted advisor across teams, mentoring engineers, influencing decisions, and evangelizing security best practices across the company
• Develop and automate security audits, controls, and monitoring systems that ensure ongoing compliance with frameworks such as SOC 2 Type II, ISO 27001, and others.

Requirements :

Compensation The expected range for this position is $144,000 - $181,000 per year. This reflects typical earning potential in this role based on market data and individual factors including skill sets, experience, and geographic location. In addition to salary, full-time employees are eligible for an equity package and competitive benefits that support you and your family as part of your total rewards package at Flock Freight.

Life & Benefits of the Flock :

Flock Freight is committed to creating an environment that's fair and inclusive. We fill our open positions based on qualifications, merit, and business needs. We value the skills of people from all backgrounds and are proud to hire, promote, and retain talent from a diverse candidate pool. Diverse perspectives are central to innovation at Flock Freight and make our team better. We're interested in your inherent abilities, not just the skills you bring from your last role - if you think you have what it takes to succeed in the role but don't check every box, please still get in touch. We'd love to start a conversation with you.

Flock Freight has zero tolerance for behavior that negatively impacts marginalized groups, including women, people of color, veterans, immigrants, people with disabilities, and members of the LGBTQIA+ community. We invite people of all identities to join the Flock!

We are targeting talent in the Chicagoland and San Diego Area.

Equal Opportunity Employer

This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.