Cyber Defense Operator; Intermediate

Lackland Air Force Base, San Antonio, TX, USA

Posted Thursday, January 15, 2026 at 6:00 AM

STS Systems Defense, LLC (SSD) is a government consulting and contracting firm supporting federal agencies and military installations across the U.S. We are seeking a Cyber Defense Operator (Intermediate) to support our ongoing mission at Lackland Air Force Base in San Antonio, TX.

What You'll Do:

• Review all IDS/IPS alerts per AFCERT Operating Instruction (OI) and checklists at the AOL, COOP, or Ops Floor. Conduct host security monitoring, alert review, and intrusion detection analysis for the AFIN‑SOC mission.
• Develop, Review and Maintain procedures related to the overall monitoring of Hosts/Systems.
• Comply with 3rd party MOU/MOA monitoring and reporting requirements. Analyze host DCO events to determine the necessity for higher level analysis and conduct an initial assessment of type and extent of intruder activities. (CDRL A002)
• Monitor security sensors to analyze Intrusion Detection Systems (IDS) and Security Information and Event Management (SIEM) to identify and correlate security issues/events and review logs to identify intrusions for remediation. Correlate suspicious events with network events, if possible, and data stored within databases and other external DoD resources, including but not limited to Big Data Platform (BDP).
• Analyze traffic/logs/events to determine the necessity for higher level analysis and conduct an initial assessment of type and extent of intruder activities.
• Record who, what, where, why and when for any identified suspicious activity in case management system (CMS) case to enable additional investigations. (CDRL A008)
• Conduct triage of suspicious activity alerts and logs in order to make a fast and accurate triage decision. (CDRL A008)
• Enter event data into mission support systems in accordance with AFIN SOC operational procedures and reports. (CDRL A008)
• Provide monthly performance metrics including but not limited to: readiness, qualifications, events processed, CAT events and incidents identified. (CDRL A005)
• Escalate security incidents using established policies and procedures.
• Generate end of mission reports (MISREPS) and provide pass‑on information for knowledge transfer to subsequent /crews of analysts on duty regarding the latest suspicious traffic seen from a given port, Internet Protocol (IP), etc. with no more than a 5% error rate.
• Provide computer security‑related support to AF field units (examples: 688 Cyber Wing Squadrons, Base Communications Squadrons, Mission Defense Teams), as directed by CCC, in countering vulnerabilities, minimizing risk, and improving the security posture of AF computers networks and systems within the scope of AFIN SOC operational requirements and mission execution.
• Provide focused DCO tailored analysis and monitoring operations of specified sensor locations during contingency operations and in support of named DCO operations and exercises.
• Conduct 24x7x365 near real‑time network security monitoring and intrusion detection analysis for the networks, systems monitored using AF’s selected IDS/IPS capabilities with no more than a 1% error rate. (CDRL A005)