Cyber Defense Analyst – 12 Hour Weekend Shifts

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

Job summary

Leidos seeks Cyber Defense Analysts for weekend shifts in Suitland, MD, supporting Navy ONI at HGCC. Roles are part-time (approx. 24 hours weekly) with initial full-time training during daytime hours for about two months. After training, transition to Weekend Day or Weekend Night shifts with occasional coverage as needed.

You’ll monitor, analyze, and respond to cybersecurity alerts for TS/SCI networks, conduct threat hunting, and support security operations and briefings.

Qualifications

• 4+ years’ experience in Cyber Defense or related field (or Master’s with 2+ years).
• Active TS/SCI clearance required at DISS.
• Experience monitoring and investigating alerts from cybersecurity tools.
• Hands-on with SIEM systems such as Splunk and Elastic.
• Knowledge of NIDPS, host-based tools, and scripting languages listed.
• Experience with penetration testing concepts and tools.
• Strong analytical, problem solving and reporting skills.

Responsibilities

• Monitor security tools for TS/SCI networks and analyze alerts.
• Investigate security events, escalate to Tier 2 when needed.
• Create and manage incident tickets in the ticketing system.
• Conduct proactive threat hunting and wireless security scans.
• Correlate alerts across platforms and report findings.
• Prepare operational and situational awareness briefings.
• Support annual cyber defense exercises.

Skills

Computer Network Defense (CND)

SIEM (Splunk, Elastic)

NIDPS & EPP tools

Python

PowerShell

JavaScript

Threat hunting

Incident management

Education

Bachelor's degree in Cybersecurity/IT/Information Assurance (4+ years)

Master’s degree with 2+ years experience

Tools

Cisco FirePower

Palo Alto NGFW

Trellix ePO

Microsoft Defender

Tanium

Kali

Burp Suite

Nmap

Metasploit

Job description

Description

Cyber Defense Analyst – 12 Hour Weekend Shifts

Location: Suitland, MD

Clearance: Active TS/SCI

Schedule: Part Time, typically 24 hours per week

Leidos is hiring two Cyber Defense Analysts 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.

We have one opening for each of the following weekend shifts:

Weekend Day Shift

Saturday and Sunday: 0730 to 1930

Weekend Night Shift

Saturday and Sunday: 1930 to 0730

Work Location and Hours

These are part-time, weekend positions , typically scheduled for 24 hours per week. Each selected candidate will be assigned to one of the two regular weekend schedules listed above.

Training Schedule:

For approximately the first two months of employment, both selected candidates will be required to work a full time training schedule during the day shift, Monday through Friday. Candidates must be available to work full time during this schedule for the entire initial training period.

Regular Weekend Schedule:

Following completion of training, each Cyber Defense Analyst will transition to the Weekend Day Shift, 0730 to 1930, or Weekend Night Shift, 1930 to 0730, for which they were hired. Occasional additional or alternate shift coverage may be required to support team coverage, employee leave, or other program and staffing needs.

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 Computer Network Defense (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.

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.
• 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.
• 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 in DISS.
• Concentrated experience in the Computer Network Defense (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.
• 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 active certifications: CompTIA Security+, CompTIA CySA+, CompTIA PenTest+, CompTIA Cloud+, CEH, FITSP O, GIAC GMON, GIAC GRID, GIAC GCIA, GIAC GCIH, GIAC GICSP, GIAC GCED, GIAC GDSA, GIAC GSEC, CFR, 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.

Pay Range:

Pay Range $87,100.00 - $157,450.00

The Leidos pay range for this job level is a general guideline onlyand 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.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com .

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits .

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. Leidos will consider qualified applicants with criminal histories for employment in accordance with relevant Laws. Leidos is an equal opportunity employer/disability/vet.