Weekend Cyber Defense Analyst (TS/SCI) - Part-Time 24h/wk

Leidos Inc; Suitland (MD); On-site; USD 87,000 - 157,000; Part time

Job summary

Leidos is seeking two Cyber Defense Analysts to support the Navy's ONI HGCC in Suitland, MD. These are part-time weekend roles (24 hours/week) with active TS/SCI clearance, offering Weekend Day (Sat–Sun 07:30–19:30) or Weekend Night (Sat–Sun 19:30–07:30) shifts.

New hires will initially train full time, Monday through Friday, then transition to weekend schedules. Primary duties include monitoring security alerts, investigating incidents, supporting threat-hunting activities, and coordinating

Qualifications

• Bachelor's or Master's degree with relevant cyber experience.
• Active TS/SCI security clearance in DISS.
• Concentrated experience in Computer Network Defense (CND).
• Experience monitoring and investigating alerts from cybersecurity tools.
• Experience with SIEM systems Splunk and Elastic.
• Experience with NIDPS (FirePower, Palo Alto) and host tools (Defender, Tanium).
• Knowledge of scripting languages and red team tools.
• Strong analytical and problem-solving skills.

Responsibilities

• Perform first-line monitoring of security tools for TS/SCI networks.
• Investigate alerts, escalate incidents to Tier 2 as needed.
• Create and manage incident tickets within the ticketing system.
• Conduct proactive threat hunting and document findings.
• Prepare operational briefings and support cyber defense exercises.

Skills

CND discipline

SIEM (Splunk)

SIEM (Elastic)

NIDPS (FirePower)

NIDPS (Palo Alto)

Trellix ePO

Defender/Tanium

Scripting (Python)

Threat hunting

Incident tickets

Red team tools

Education

Bachelor's in Cybersecurity/IT/Info Assurance

Master's degree

Tools

Splunk

Elastic

Cisco FirePower

Palo Alto NGFW

Trellix ePO

Microsoft Defender

Tanium

Kali

Burp Suite

Nmap

Metasploit

sqlmap

SamuraiWTF

Job description

Leidos is seeking two Cyber Defense Analysts to support the Navy's ONI HGCC in Suitland, MD. These are part-time weekend roles (24 hours/week) with active TS/SCI clearance, offering Weekend Day (Sat–Sun 07:30–19:30) or Weekend Night (Sat–Sun 19:30–07:30) shifts.

New hires will initially train full time, Monday through Friday, then transition to weekend schedules. Primary duties include monitoring security alerts, investigating incidents, supporting threat-hunting activities, and coordinating