Red Team Operator

Sentar Inc.; Quantico (MD); On-site; USD 120,000 - 190,000; Full time

Benefits offered by this job

401(k) match

Paid time off

Job summary

Sentar Inc. seeks a Red Team Operator to plan and execute red-team activities across enterprise, application, and cloud environments.

You will identify and exploit vulnerabilities, develop PoCs, and produce actionable remediation guidance while collaborating with defensive teams. Candidates should have 5+ years in cybersecurity, familiarity with ATT&CK, and experience with tools like Cobalt Strike, Metasploit, and Kali Linux.

Qualifications

• 5 years of relevant cybersecurity experience (e.g., Red Team, pentesting, vulnerability research, IR, detection engineering).
• Familiarity with common offensive security tooling (Cobalt Strike, Metasploit, Kali Linux, Sliver, BloodHound).
• Familiarity with MITRE ATT&CK and adversary-emulation methodology.
• Understanding of Windows and Linux systems, networking fundamentals, and enterprise services (Active Directory).

Responsibilities

• Plan and execute no-notice and cooperative Red Team operations across enterprise, application, and cloud environments.
• Identify and exploit network, host, and application‑level vulnerabilities.
• Develop and refine proof‑of‑concept exploits and techniques to test defensive measures.
• Produce detailed technical findings and recommendations for remediation.
• Collaborate with defensive and engineering teams to improve detection and response.
• Continuously evolve team TTPs, documentation, and training materials to reflect emerging adversary behaviors.
• Participate in after-action reviews and contribute to policy and playbook updates.
• Prepare, update, document, and present course materials that cover TTPs.
• Provide support required to maintain the customer’s CSSP accreditation per standards.

Skills

Red Team ops

Cobalt Strike

Metasploit

Kali Linux

MITRE ATT&CK

Windows/Linux

Active Directory

Network fundamentals

Threat emulation

Adversary emulation

Tools

BloodHound

Sliver

Mimikatz

OSCP/OSCE

Job description

Sentar is proud to be an employee-owned company, fostering a culture of empowerment, collaboration, and innovation. Sentar is dedicated to developing the critical talent that the connected world demands to create solutions to address the convergence of cybersecurity, intelligence, analytics, and systems engineering. We invite you to join the team where you can build, innovate, and secure your career.

Sentar is seeking a Red Team Operator!

Role Description:

• Plan and execute no-notice and cooperative Red Team operations across enterprise, application, and cloud environments.
• Identify and exploit network, host, and application-level vulnerabilities.
• Develop and refine proof-of-concept exploits and techniques to test defensive measures.
• Produce detailed technical findings and recommendations for remediation.
• Collaborate with defensive and engineering teams to improve detection and response.
• Continuously evolve team TTPs, documentation, and training materials to reflect emerging adversary behaviors.
• Participate in after-action reviews and contribute to policy and playbook updates.
• Prepare, update, document, and present course materials that cover TTPs.
• Provide support required to maintain the customer’s Cybersecurity Service Provider (CSSP) accreditation per the standards, including documentation and technical writing support as needed.

Considerable travel possible. Role and requirements dependent.

Clearance Level: TS/SCI eligibility

Certifications:

• Possess and maintain a DoD 8570 IAT Level III certification: SecurityX (CASP+), CISSP, CCNP Security, CISA, GCED, GCIH, CCSP.
• Possess and maintain a DoD 8570 CSSP Auditor certification: CySA+, CEH, CISA, GSNA, CFR, PenTest.
• Possess and maintain one of the following certifications to meet DoD 8140 DCWF 541 Vulnerability Assessment Analyst certification requirements: CySA+, SecurityX (CASP+), CISM, CISA, CISSP, CFR, GPEN, GSNA.

Experience:

• 5 years of relevant cybersecurity experience (e.g., Red Team, penetration testing, vulnerability research, security engineering, incident response, detection engineering, etc).
• Familiarity with common offensive security tooling (Cobalt Strike, Metasploit, Kali Linux, Sliver, BloodHound, etc).
• Familiarity with MITRE ATT&CK and adversary-emulation methodology.
• Understanding of Windows and Linux systems, networking fundamentals, and enterprise services (e.g., Active Directory).

Preferred Qualifications

• AV/EDR evasion and detection-bypass techniques.
• Custom tooling, payload or, command-and-control (C2) development
• Software development in C, C++, or a similar language
• Malware analysis and reverse engineering
• Cloud platforms and services (AWS, Azure, GCP)
• Physical security assessments or red-team intrusion exercises
• Industrial control systems (ICS) and Internet of Things (IoT) environments.
• Offensive-security certifications such as OSCP, OSEP, OSCE, CRTO. CRTL, GXPN.

Once placed in this role, candidates must pass the customer's Red Team Operations Course (RTOC) at the Red Team Certified Professional (RTCP) level. Not meeting the minimum score to achieve RTCP level during the the first attempt in the RTOC may result in immediate removal from the team.

Benefits at Sentar:

Our unique ownership model attracts top talent, giving employees the freedom to take initiative and drive meaningful improvements. In addition to cultivating a thriving and inclusive work environment, Sentar offers an extensive benefits package designed to support the well-being of employees and their families. Employee ownership is the foundation of our culture, promoting participation, teamwork, and accountability while ensuring long-term financial security and a commitment to excellence.

• Voluntary Medical, Dental, Vision, with Health Savings or Flexible Spending Plan options
• Voluntary Life, Critical Illness, Accident, and Long Term Care insurance options
• Group Term Life, Short-Term and Long-Term Disability is provided by Sentar to all qualifying employees
• Generous 401(k) match
• Competitive PTO plan that graduates quickly with years of service
• Other leave programs; holiday schedule along with bereavement, maternity, jury and military duty
• Mental health awareness programs
• Tuition reimbursement
• Professional development reimbursement
• Recognition and Awards programs

Sentar is an Affi…

Our culture is one of inclusivity and support. Sentar is proudly an Equal Opportunity and VEVRAA Federal Contractor Employer M/F/Vets/Persons with Disabilities. Follow these links to learn more about your rights: EEO Is the Law Poster; EEO Is Law Supplement; and Pay Transparency.

We want you to build your career at Sentar, so if you are an individual with a disability and require a reasonable workplace accommodation applying for a job or at any point in the employment process, contact the Recruiting Manager at [e-mail]. Please indicate the specifics of the assistance needed. Thank you for considering Sentar in your employment search.

Build, Innovate, Secure Your Career at Sentar.