Technical Senior Manager, Security Operations

Coalfire Systems

Coalfire is an EEO employer. We celebrate diversity and are committed to respecting one another, embracing individual differences, and creating an inclusive environment for all employees.

Coalfire is on a mission to make the world a safer place by solving our clients hardest cybersecurity challenges. We work at the cutting edge of technology to advise, assess, automate, and ultimately help companies navigate the ever-changing cybersecurity landscape. We are headquartered in Chicago, Illinois with offices across the U.S. and U.K., and we support clients around the world.

But thats not who we are thats just what we do.

We are thought leaders, consultants, and cybersecurity experts, but above all else, we are a team of passionate problem-solvers who are hungry to learn, grow, and make a difference.

We are seeking a Technical Senior Manager to oversee Security Operations across SIEM management and continuous monitoring programs, including vulnerability management for FedRAMP and other compliance frameworks. In this role, you will balance hands-on technical responsibilities with team management, working closely with engineers to solve complex issues while gradually building leadership capacity. You will act as a technical escalation point and collaborate with other internal teams to ensure operational excellence and continuous improvement.

If you enjoy rolling up your sleeves to tackle technical challenges while mentoring a growing team, this role offers the perfect opportunity to combine both skillsets and grow your leadership career.

• Act as the primary technical escalation point for complex operational issues across SIEM and continuous monitoring programs, ensuring quick and effective resolutions.
• Maintain and optimize critical security systems, including SIEM platforms (e.g., Splunk, ELK, Sumo Logic, Sentinel), vulnerability management and scanning tools (e.g., Nessus, Qualys, Tenable), and Anti-Virus/EDR solutions (Trend Micro Deep Security Manager, Microsoft Defender, Crowdstrike).
• Oversee continuous monitoring activities for FedRAMP and other compliance programs, including vulnerability scanning, configuration management, security control validation, and compliance artifact generation.
• Monitor and improve the team's use of automation and monitoring tools to drive operational efficiency across both SIEM and vulnerability management workflows.
• Analyze and resolve system performance issues, ensuring compliance with FedRAMP, SOC, HIPAA, and other security/operational standards.
• Participate in incident response, threat hunting, and post-mortem analysis to identify root causes and prevent recurrence.
• Manage a team of engineers across SIEM operations and continuous monitoring (vulnerability management) functions, fostering a high-performing and engaged team culture.
• Mentor and support the professional growth of engineers through training, feedback, and career development planning.
• Assist with hiring, onboarding, and retention to ensure team stability and growth.
• Oversee day-to-day delivery of security services, ensuring operational consistency and high-quality outcomes for both SIEM and continuous monitoring programs.
• Track and optimize key metrics such as incident response times, vulnerability remediation rates, false positive reduction, operational efficiency, and compliance posture.
• Develop and refine processes for incident response, vulnerability remediation, continuous monitoring reporting, and compliance documentation.
• Work with cross-functional teams, including consulting teams, SREs, and professional services teams, to improve service delivery and client satisfaction.

• 7+ years of hands-on experience in technical roles, such as engineering or operations.
• Proven ability to manage operational processes and handle escalations.
• Experience balancing individual contributor work with team oversight.
• Strong technical expertise with SIEM platforms (e.g., Splunk, ELK, Sumo Logic, Sentinel) and vulnerability management tools (e.g., Nessus, Qualys, Tenable).
• Deep understanding of continuous…