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Leidos

Cyber Defense Analyst (Weekend Day Shift)

Salary$87k – $157k
LocationSuitland, MD
Work modeon-site
Typepart-time
Company size10,000+ people
First seen1d ago
Last seen1d ago
Cyber Defense Analyst (Weekend Day Shift)
Location: Suitland, MD
Clearance: Active TS/SCI
Weekend Day Shift Work Hours: 0730 – 1930
Schedule: Part Time, typically 24 hours per week
Leidos is seeking a Part Time Cyber Defense Analyst (Weekend Day Shift) to join a mission focused team supporting the Navy’s cybersecurity environment at the Office of Naval Intelligence (ONI) Hopper Global Communications Center (HGCC) in Suitland, MD.
In this role, you will serve on the front line of cyber defense, helping protect critical TS/SCI networks by monitoring and investigating cybersecurity alerts, identifying potential threats, and supporting proactive threat hunting activities. You will apply your experience in the Certified Network Defender (CND) discipline and knowledge of IT systems and networks to analyze security events, manage incident tickets, support intelligence gathering and analysis, and communicate findings to key stakeholders.
Work Location and Hours: This is a part time, weekend day shift position, typically scheduled for 24 hours per week. Regular work hours are 0730 to 1930 for two 12 hour weekend shifts. Occasional additional or alternate shift coverage may be needed to support team coverage, leave, or other program and staffing needs.
Primary Responsibilities
•
Perform first line monitoring of security tools and conduct initial analysis of alerts for TS/SCI networks, including JWICS, ATLAS, and other networks for which HGCC is responsible.
•
Monitor organizational cybersecurity tools for alerts, anomalies, and indicators of compromise.
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Investigate and perform initial technical analysis of cybersecurity alerts and events, escalating potential incidents to Tier 2 as appropriate.
•
Create, update, and manage incident and event tickets within the approved ticketing system.
•
Conduct proactive threat hunting activities to identify potential malicious activity and emerging threats.
•
Perform wireless security scans of facilities and document and report findings.
•
Correlate alerts and security events across multiple platforms to identify patterns, trends, and potential threats.
•
Prepare and deliver operational and situational awareness briefings.
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Support annual cyber defense exercises.
Required Qualifications
•
Bachelor’s degree in Cybersecurity, Information Technology, Information Assurance, or a related area of study desired with 4+ years of experience or Master’s degree with 2+ years of experience. Additional experience may be considered in lieu of a degree.
•
Active TS/SCI security clearance.
•
Concentrated experience in the CND discipline, regardless of degree.
•
Experience monitoring and investigating alerts from cybersecurity tools.
•
Experience with Security Information and Event Management (SIEM) systems such as Splunk and Elastic.
•
Experience with Network Intrusion Detection/Prevention Systems (NIDPS), such as Cisco FirePower and Palo Alto NGFW, as well as host-based tools such as Trellix ePO, Microsoft Defender, and Tanium.
•
Knowledge of scripting and coding languages such as Python, Perl, Ruby, JavaScript, PowerShell, C, C++, and Java.
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Knowledge of penetration testing and red team tactics, techniques, and procedures, as well as tools such as Kali, SamuraiWTF, Nmap, Burp Suite, sqlmap, and Metasploit.
•
Knowledge of ticketing systems, report writing, and intelligence gathering, analysis, and dissemination techniques specific to cybersecurity.
•
Strong analytical, conceptual, and problem-solving skills.
Required Certifications
•
Must possess one of the following certifications or obtain one within 30 days of accepting an offer: CompTIA CySA+, CompTIA PenTest+, CompTIA Cloud+, EC Council CEH, GIAC GCIA, GIAC GCIH, GICSP, or Cisco CyberOps.
NITESONI
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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:
September 16, 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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