IT Infrastructure Security Operations Engineer

New
RemoteFull-TimeMiddle
Salary100,000 - 120,000 USD per year
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Job Details

Experience
6+ years
Required Skills
Linux

Requirements

  • 6+ years of experience in infrastructure security operations, systems administration with a security focus, or a related technical discipline.
  • Strong hands-on experience across both Windows and Linux server environments.
  • Demonstrated experience with patch management processes and tools across heterogeneous environments.
  • Experience with vulnerability scanning, triage, and remediation coordination.
  • Familiarity with SIEM platforms, endpoint protection tools, and infrastructure monitoring solutions.
  • Understanding of configuration management and baseline enforcement concepts.
  • Experience conducting or supporting access reviews and identity hygiene processes.
  • Working knowledge of compliance frameworks such as CMMC, SOC2, or ISO 27001 and experience preparing operational evidence for audits.
  • Strong documentation skills and a disciplined approach to process consistency.
  • Excellent communication and collaboration skills, with the ability to work across infrastructure, security, and leadership teams.

Responsibilities

  • Own and execute the Continuous Diagnostics and Mitigation (CDM) program for enterprise infrastructure, including both Windows and Linux environments.
  • Manage and enforce patch management cadence across all infrastructure systems, tracking compliance and driving remediation of gaps.
  • Establish and maintain configuration baselines for servers, endpoints, and network-adjacent systems; monitor for drift and enforce corrections.
  • Coordinate vulnerability remediation by triaging scan results, prioritizing findings, and working with Systems and Network teams to implement fixes within defined SLAs.
  • Conduct and manage access reviews, ensuring appropriate permissions, removing stale accounts, and documenting findings.
  • Continuously monitor infrastructure security posture using available tools (SIEM, endpoint protection, vulnerability scanners) and escalate anomalies as appropriate.
  • Prepare and maintain operational evidence to support internal and external audits, ensuring Infrastructure Operations can demonstrate compliance with frameworks such as CMMC, SOC2, and ISO 27001.
  • Create, update, and maintain detailed documentation for security operations processes, controls, and remediation activities.
  • Collaborate with the Cybersecurity team to align operational execution with governance requirements, audit findings, and evolving security standards.
  • Collaborate with Systems Administrators and Systems Engineers to ensure security practices are integrated into daily infrastructure operations rather than treated as separate workstreams.
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100,000 - 120,000 USD per year
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