Defensive Cyber Operations

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 Defensive Cyber Operations (DCO) Watch Officer (WO) in Stuttgart, Germany

Role Description:

The DCO Watch Officer leads and mentors Tier 1 analysts in a 24/7/365 cybersecurity operations environment. The role ensures continuous monitoring of subscriber networks, protecting against unauthorized access, malicious activity, and other cyber threats.

Responsibilities include assigning tasks, monitoring performance, guiding operational effectiveness, coordinating cyber defense activities, and ensuring alignment with analytical frameworks, organizational policies, and industry standards.

• Lead incident response (IR) and investigation processes, ensuring completion, proper documentation, and quality control.
• Coordinate with reporting agencies and subscriber sites for timely and accurate incident reporting.
• Analyze and respond to validated security incidents, determining severity and impact per CJCSM B.
• Conduct log correlation and analysis using applicable tools to detect patterns in network and system activity.
• Perform network and host-based digital forensics on Windows and other operating systems.
• Support Intrusion Detection/Prevention System (IDS/IPS) signature development and implementation.
• Maintain knowledge of security concepts, protocols, processes, architectures, and tools.
• Conduct ticket reviews and indicator/analysis quality control.
• Ensure proper turnover of tasks and findings within verbal turnover and shift roll-up documentation.
• Compile and maintain Standard Operating Procedure (SOP) documentation in compliance with CJCSM B and other directives.
• Provide mentorship to Tier 1 analysts to improve triage effectiveness.
• Conduct operations 24/7/365 across three Regional Operations Centers (ROC) with four ten-hour shifts per week.
• Overtime may be required to support surge operations.

Qualifications:

Clearance Level:

• Secret, with ability to obtain Top Secret / Sensitive Compartmented Information (TS/SCI)

Education/experience:

• Bachelor�s Degree in a relevant discipline with 3 years of experience, or at least 6 years of experience in a cybersecurity operations or Security Operations Center (SOC) environment.

Certifications:

• Must meet Department of Defense (DoD) 8570 Information Assurance Technical (IAT) Level II certification requirements.
• Must meet role-specific operational cybersecurity requirements, including Computer Network Defense (CND).

Preferred:

• Experience with log aggregation and analysis tools, such as Splunk, Elastic, Microsoft Sentinel.
• Experience with IDS/IPS, host-based, and operating system logging solutions.
• Experience with digital forensics on Windows and/or Linux operating systems.
• Demonstrated experience performing threat hunts and/or incident response.
• Familiarity with CJCSM B.
• Strong logical thinking and analytical ability.
• Excellent verbal and written communication skills.

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

If you are not ready to apply for this position, submit your resume here to join our talent community. We'll keep you updated occasionally on new job opportunities.

Sentar is an Affirmative Action and Equal Opportunity Employer M/F/Vets/Persons with Disabilities

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 Please indicate the specifics of the assistance needed. Thank you for considering Sentar in your employment search.

Build, Innovate, Secure Your Career at Sentar.