Leidos
From Leidos's careers page
Status: listed on the employer's own careers page when we last checked (daily). Confirm on their site before applying.
Leidos' Digital Sector is seeking Cyber Analysts with backgrounds in Threat Hunting, Threat Intel, and/or Cyber Fusion to join our Defensive Cyber Operations team in Washington, DC in early 2027. These positions will support our DCO team with protecting federal networked systems and services from threats to national security.
These are hybrid roles that are primarily on-site, with up to 20% telework potential. Core hours are 0600–1600, supporting a team of analysts on 24/7 rotating shifts (days, swings, nights); occasional shift or weekend work may be required to cover gaps.
PLEASE NOTE these positions are expected to become available in Winter/Spring 2027. Recruiters will contact qualified applicants as timeline firms up.
Primary Responsibilities
Threat Hunting
Develop and execute hypothesis-driven hunt campaigns based on adversary TTPs
Query and correlate telemetry across cloud, identity, and network infrastructure to surface "low and slow" attacks
Partner with detection engineering to convert hunt findings into automated SIEM/EDR detection rules
Build automation for countermeasure deployment and asset isolation
Use MITRE ATT&CK to proactively search for APT activity
Threat Intelligence
Produce strategic, operational, and tactical intelligence reports on emerging threats and actor motivations
Characterize adversary TTPs and build APT profiles using MITRE ATT&CK
Manage the intelligence lifecycle: PIRs, collection plans, and dissemination
Evaluate and manage IOC/IOB fidelity within a Threat Intelligence Platform (TIP)
Deliver Indications & Warnings (I&W) to support hunt and DCO operations
Cyber Fusion
Synthesize external threat intelligence with internal hunt telemetry into a unified operational picture
Author Fusion Reports blending forensics and strategic intelligence for leadership
Correlate global threat activity against internal sensor logs via SIEM/TIP
Pair vulnerability data with active threat reporting to prioritize remediation
Maintain the team's "single source of truth" for prioritized threat data
Shared across all tracks
Maintain situational awareness of the evolving threat landscape and its relevance to the customer enterprise
Author clear technical reporting and metrics on findings, gaps, and posture improvements
Collaborate across Hunt, Intel, Engineering, and Fusion functions to ensure intelligence drives defensive action
Current DoD TS/SCI clearance, and ability to pass additional customer suitability screening prior to start and maintain throughout employment
Level III: Bachelor’s degree in a related discipline and 4+ years of relevant work experience OR Master’s degree in a related discipline and 2+ years of relevant work experience. Additional experience may be considered in lieu of degree.
Level IV: Bachelor’s degree in a related discipline and 8+ years of relevant work experience OR Master’s degree in a related discipline and 6+ years of relevant work experience. Additional experience may be considered in lieu of degree.
DoD 8570 IAT Level II or higher required to start — e.g., Security+, CySA+, GSEC, SSCP, CASP+ CE, CCNP Security, CISA, GCED, GCIH, or CISSP
DoD 8570 CSSP Analyst certification required within 180 days of onboarding — e.g., CySA+, Cloud+, GCIA, CEH
DoD 8570 CSSP Infrastructure Support certification required within 180 days of onboarding — e.g., CySA+, Cloud+, CEH, CND, CHFI, GICSP, SSCP
Strong knowledge of networking protocols (TCP/IP, DNS, HTTP/S) and security controls (IDS/IPS, next-gen firewalls)
Query languages: SPL (Splunk), KQL (Kusto), or Elastic DSL for large-scale data analysis
Scripting: Python, PowerShell, or Bash for automation and data enrichment
Cloud familiarity: AWS, Azure, O365, containerized workloads
Framework fluency: MITRE ATT&CK, Cyber Kill Chain, Diamond Model of Intrusion Analysis
DFIR experience (packet capture / endpoint log analysis, root-cause reconstruction)
Experience with Threat Intelligence Platforms (Anomali, ThreatConnect, MISP) or OSINT/commercial threat portals (Recorded Future, VirusTotal, Mandiant Advantage)
Prior work in a Cyber Fusion Center (CFC) or Joint Operations Center (JOC)
AI-driven analytics experience for anomaly/behavioral detection
Strong analytical writing — translating technical findings into executive-level briefings
#nebo
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.
September 15, 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 $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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