Cyber Network Defense Engineer job opportunity at Leidos.

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DatePosted 6 Days Ago bot
Leidos Cyber Network Defense Engineer
Experience: 4-years
Pattern: full-time
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degreeMBA
loacation Tampa, FL, United States Of America
loacation Tampa, FL....United States Of America

The Leidos Defense IT group has an opening for a highly motivated Cyber Network Defense Engineer at MacDill AFB, FL supporting the Global Solutions Management-Operations II (GSM-O II), Joint Communications Support Element (JCSE). The JCSE team provides en-route, early entry, scalable C4 support to Regional Combatant Commands, Special Operations Command, and other agencies. In this role, you will be responsible for ensuring that the systems security meets all DoD/JCSE requirements and design, facilitating system assessments, documentation and providing hands-on security engineering support. Key elements of this position include: Utilize provided tools to perform intrusion detection on JCSE supported systems: Perform Sys Admin functions on various cybersecurity systems; Ensure appropriate logging, reporting and response to all detected and reported incidents occurs according to RMF and DoD guidelines and regulations. Responsibilities include: Provide system administrator (ex. Linux, Windows, Firewalls, Intrusion Prevention/Detection Systems, End Point Security) support installing, operating, maintaining, troubleshooting, administrating, and cybersecurity hardening of operating systems on both the classified and unclassified systems. Implement / utilize formal network security monitoring policies and procedures that include the appropriate use of DoD-approved IDPS tools Perform Detection (Monitoring and Analysis) activities on the JCSE using Intrusion Detection System/Intrusion Prevention System sensors (IDS/IPS) Follow documented procedures for characterizing anomalous events detected by sensors and other network monitoring systems to monitor, respond, document and escalate incidents. Review and analyze logs in a timely manner to detect intruders. Coordinates with the Government to use findings to inform, expand, or focus monitoring efforts. Search for distributed, long-term, coordinated, low-visibility network-based attacks to identify possible unauthorized activity utilizing exploratory problem-solving or self-learning techniques. Suspicious/significant activity will be shared among the CND/IA community. Report potential incidents and correlated information from these incidents/events that occur on sensors using documented procedures in accordance with DoD guidance. Reviews all reported incidents, verifies that all pertinent information is recorded and confirmed, and ensures closure occurs only after all remediation and reporting activities have occurred in accordance with RMF and Federal/DoD regulations. Requirements Bachelor's degree in a related discipline and 4+ years of prior relevant experience. Additional relevant experience and/or training may be considered in lieu of degree. Active DoD Secret clearance required Current DoD 8140 CND certification and CSSP-Analyst certification (CEH, CySA+, GCIH, CCNA Security, etc) If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. Original Posting: February 24, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $87,100.00 - $157,450.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

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