Principal Network Evaluator TS​/SCI + Poly

How We're Different

We believe the highest-impact work in national security and technology is a team sport. At Aperio Global, we operate as a single, cohesive force aligned on a handful of mission‑critical efforts where our work truly moves the needle. We don't chase small wins. We solve for next.

We view the intersection of cybersecurity, artificial intelligence, and data analytics as an empirical discipline as rigorous and consequential as any field in science or engineering. That means we bring intellectual honesty, accountability, and transparency to every problem we take on. Our team includes tech innovators, Intelligence Community veterans, and security professionals who know that the best solutions come from diverse minds working toward a common mission.

We value our people, those working quietly behind the scenes, doing the hard work that keeps our nation secure.

The best way to understand how we think is to see what we've built. From full-spectrum cyber operations and de‑biased AI platforms to quantum networking and cloud‑native software systems, our work speaks for itself.

Come solve with us

We offer competitive compensation and a comprehensive benefits package — including medical, dental, and vision coverage, a 401(k) retirement plan, life insurance, generous paid time off, short and long‑term disability, professional development, and much more. We invest in our people because they are our most important asset — and because the mission demands the best.

Aperio Global is seeking a Principal Network Evaluator to support an exciting Computer Network Defense mission. The Evaluator will work closely with Government stakeholders to identify vulnerabilities, investigate cyber threats, conduct network defense operations, and provide actionable recommendations that strengthen enterprise security and mission capabilities.

Conduct proactive computer network defense activities by analyzing systems and networks to identify vulnerabilities, detect network intrusions, monitor security events, assess attack surfaces, and develop operational courses of action to mitigate cyber threats.

Perform vulnerability assessments using industry‑standard tools and techniques, analyze network traffic and audit logs, conduct packet analysis, research emerging technologies and vulnerabilities, support digital forensics and exploitation activities, document analytic findings, and produce comprehensive reports and recommendations for Government stakeholders.

Bachelor's degree plus 11 years of relevant experience, or equivalent. Experience with computer network defense, vulnerability assessment, incident response, packet analysis, network protocols, SIEM technologies, and cybersecurity analysis. Strong networking knowledge and analytical and problem‑solving skills. Experience researching system vulnerabilities and developing mitigation strategies. Practical experience with Splunk and Elastic.

Active TS/SCI with Polygraph required.

Experience with Wireshark, tcpdump, or similar network analysis and SIEM tools. Knowledge of digital forensics, intrusion detection systems, vulnerability scanning technologies, MITRE ATT&CK, NIST cybersecurity frameworks, and scripting languages. Relevant cybersecurity certifications (Security+, CySA+, GCIH, GCIA, GCFA, CISSP, or equivalent).

The salary range for this role represents Aperio’s good‑faith estimate of compensation at the time of posting. Placement within the range is based on multiple factors, including but not limited to an individual’s qualifications, relevant experience, education, certifications, technical skills, contract labor categories and/or rates, work location, market conditions, and business needs.

• Health Care Plan (Medical, Dental & Vision)
• Retirement Plan (401k, IRA) with 100% employer match up to 6%
• Life Insurance (Basic, Voluntary & AD&D)
• Paid Time Off (Vacation, Sick & Public Holidays)
• Short Term & Long Term Disability
• Professional Development
• (and much more)

Aperio Global is an equal opportunity employer. We are committed to building an inclusive workforce where all employees and applicants are treated with respect and fairness. Employment decisions are based solely on qualifications, merit, and business needs — never on race, color, religion, sex, national origin, age, disability, genetic information, military or veteran status, pregnancy/childbirth, sexual orientation, gender identity, marital status, ethnicity, or any other characteristic protected by applicable federal, state, or local law.