Senior Security Engineer - Purple Team

About Us

Think background checks are boring? Think again. At Vertical Screen, we’re the behind-the-scenes heroes helping companies hire with confidence. Vertical Screen is one of the world’s leading applicant screening firms — but we’re not your typical background check company. With our family of companies — Business Information Group, Certiphi Screening, Truescreen, and our sister company Fieldprint — we support some of the biggest names in business, healthcare, education, and government.

We’re proud to be at the cutting edge of the screening industry, building smart technology that delivers fast, accurate results. But what really sets us apart? Our people. We’re a team of kind, collaborative professionals who genuinely care about what we do — and about each other.

Sound like your kind of place? Come join a company where your attention to detail, great communication skills, and friendly attitude can make a real difference — every single day.

Job Description

Some security roles are about maintaining systems. This one is about outthinking adversaries.

We’re looking for a Senior Security Engineer to join our Purple Team — where offensive and defensive security meet. You’ll work at the intersection of attack simulation, threat detection, response, and engineering, helping shape how we identify, understand, and stop sophisticated threats before they become incidents.

This is an opportunity to work with modern tooling, solve complex security challenges, and directly influence security strategy in an environment where your expertise matters.

📍 Philadelphia Area (Hybrid / Work-from-Home)💰 Total Compensation: $115,000–$170,000🛡 FBI Clearance Required (must successfully pass background investigation)

Responsibilities

What You'll Be Doing

• Collaborate across offensive and defensive security functions to strengthen detection and response capabilities
• Develop and improve threat detection and security monitoring strategies
• Leverage Splunk to identify patterns, analyze threats, and build actionable detections
• Work with Cloudflare technologies to strengthen security posture and visibility
• Conduct threat analysis, investigate suspicious activity, and support incident response efforts
• Help improve security engineering processes, playbooks, and automation
• Partner with technical teams to continuously raise the organization's security maturity
• Training, candidate will learn new skills and work with world class offensive security professionals

Required Skills

What We're Looking For

• Strong experience as a Security Engineer, Detection Engineer, Security Operations Engineer, Purple Team member, or related role
• Hands-on experience with Splunk
• Experience with Cloudflare platforms and security capabilities
• Strong Windows, Linux and networking knowledge
• Deep understanding of security operations, attack methodologies, and threat detection
• Ability to think like both an attacker and a defender

Preferred Qualifications

• Security certifications such as CEH, Security+, GCIH, GCIA, CISSP, or similar
• Experience with threat hunting, adversary simulation, or Purple Team exercises
• Background in cloud or enterprise security environments

Education

• A high school diploma or GED is required.
• Education or experience equivalent to a college degree is preferred.
• At least four years of MIS experience preferred.
• At least two years of experience with direct responsibility for information security, IS policy development, implementation, and administration is preferred.

Benefits

Vertical Screen offers a comprehensive suite of benefits, an environmentally friendly workplace and flexible scheduling to assist employees in managing their lives outside of work.

• Medical, dental and vision coverage with spouse/family coverage options
• 401K plan with generous company match
• Flexible spending accounts
• Voluntary insurance coverage plans (life, disability, etc.)
• Paid time off
• Paid holidays
• Paid training program/ Internal employee development
• Casual dress code
• Flexible work schedules
• Employee referral bonus program
• Discounts through partnerships & neighborhood business programs

Additional Information

All candidates are subject to a drug test and a background screening.

Vertical Screen, Inc is an equal opportunity employer. Qualified candidates will be considered in a non-discriminatory manner without regard to legally protected characteristics.