Computer Network Defense Analyst Jobs

New

Exploitation Analyst 3

We are looking for an Exploitation Analyst with experience in computer or inform...

Location

United States , Central Maryland

Salary:

141000.00 - 184000.00 USD / Year

RealmOne

Expiration Date

Until further notice

Requirements

Experience in computer or information systems design/development/analysis roles
Experience engineering hardware and/or software, programming, computer/network security, vulnerability analysis, penetration testing, computer forensics, information assurance, systems engineering, and/or network and systems administration
The ability to apply deep understanding of adversary networks, network defenses, and cyber network operational capabilities to develop exploitation plans and make operational adjustments as plans are executed
Associate’s degree with 10 years of experience
Bachelor’s degree with 8 years of experience
Master’s degree with 6 years of experience
PhD with 4 years of experience
Degree must be in Network Engineering, Systems Engineering, Information Technology, or related field (e.g., General Engineering, Computer Engineering, Electrical Engineering, Computer Science, Computer Forensics, Cyber Security, Software Engineering, Information Assurance, or Computer Security)
18 semester hours of military training/ coursework in networking, computer science, or cyber topics is equivalent to an associate’s degree
Position requires Active Security Clearance with appropriate Polygraph

Job Responsibility

Apply a deep understanding of adversary networks, network defenses, and cyber network operational capabilities to develop exploitation plans and make operational adjustments during execution

What we offer

Healthcare Coverage + Insurance: Medical: Three (3) rich healthcare options through CareFirst with 100% or majority company-paid premiums
Tax-advantaged health savings account available with generous employer contribution
Dental + Vision: 100% employer-paid for employees and family, with a buy-up option available
Retirement + Savings: 401K – 10% TOTAL CONTRIBUTION – 5% safe harbor – 5% annual profit share (both immediately vested!)
Paid Time Off + More: 4 weeks starting PTO – 11 federal holidays + 2 floating holidays – Paid hours for company-required training
Career Growth + Development: Access to FREE 24/7 learning via Udemy – Opportunities to participate in tech councils, industry initiatives, etc. – $7,500 annual Educational & Professional Development Assistance
Paid parental leave
Annual swag drops
Flexible work schedules
Generous referral bonus program

Fulltime

New

Intrusion Analyst 3

We are looking for an Intrusion Analyst to analyze target digital network data a...

Location

United States , Central Maryland

Salary:

159000.00 - 209000.00 USD / Year

RealmOne

Expiration Date

Until further notice

Requirements

Master’s degree with 6 years of relevant experience
Bachelor’s Degree with 8 years of relevant experience
Associates degree with 10 years of experience
Bachelor’s Degree must be in Computer Science, Computer Engineering, Information Systems, or related discipline from accredited college or university
Relevant experience must be in malware analysis
Programming experience in C, C#, C++, Java, Perl, or Python is preferred
CISSP, CEH, Sec+, Net+, GIAC GREM and/or CREA Certification is required
Active Security Clearance with appropriate Polygraph

Job Responsibility

Analyze target digital network data to discover, analyze, and document malicious or unauthorized activity using information collected from a variety of SIGINT and computer network defense resources
Analyze metadata collected from tasked communications systems in order to identify, locate, and track targets, and to accurately report the intelligence gained from metadata analysis
Categorize traffic as benign, suspicious, or malicious activity
Document malicious tactics, techniques, and procedures (TTPs)
Develop and implement mitigation strategies
Have a network and/or host-based focus

What we offer

Medical: Three (3) rich healthcare options through CareFirst with 100% or majority company-paid premiums
Tax-advantaged health savings account available with generous employer contribution
Dental + Vision: 100% employer-paid for employees and family, with a buy-up option available
401K – 10% TOTAL CONTRIBUTION – 5% safe harbor – 5% annual profit share (both immediately vested!)
4 weeks starting PTO
11 federal holidays + 2 floating holidays
Paid hours for company-required training
Access to FREE 24/7 learning via Udemy
Opportunities to participate in tech councils, industry initiatives, etc.
$7,500 annual Educational & Professional Development Assistance

Fulltime

Cyber Security Operations Analyst

Responsible for progressing cybersecurity operations, maintaining proactive thre...

Location

United States , Bethesda

Salary:

Not provided

AnaVation

Expiration Date

Until further notice

Requirements

Active TS/SCI Clearance with CI Polygraph
6-10 years of Cyber Security/Operations support OR Bachelor’s degree in Network Engineering, Computer Science or related technical field and 2-4 years of experience
DoD 8140 IAT Level II Certification (CCNA-Security, CySA+, CND, Security+)
Documenting network schemas and cyber operation tool solutions
Provide security posture, vulnerability, threat and risk situational awareness
Halt or minimize cyber-attack and insider threat efforts or damage
Designing, modeling, and securing networks
Troubleshooting network issues and recommendation of network modifications
Knowledgeable on the use of different SIEM applications, its interfaces, and how to retrieve data from its database
Knowledgeable on log aggregation and event correlation of any SIEM

Job Responsibility

Progressing cybersecurity operations
Maintaining proactive threat detection capabilities
Conducting vulnerability scanning and risk assessment using security tools such as Assured Compliance Assessment Solution (ACAS), Host Based Security System (HBSS), and Security Information Event Management (SIEM)
Performing real-time monitoring and defense of the IT environment
Responding to alerts from HBSS and SIEM systems by conducting analysis and taking appropriate responses
Managing IPS/IDS systems to detect and prevent unauthorized access and protect network and data integrity

What we offer

Generous cost sharing for medical insurance for the employee and dependents
100% company paid dental insurance for employees and dependents
100% company paid long-term and short term disability insurance
100% company paid vision insurance for employees and dependents
401k plan with generous match and 100% immediate vesting
Competitive Pay
Generous paid leave and holiday package
Tuition and training reimbursement
Life and AD&D Insurance

Fulltime

Security Incident Management Analyst

The Security Incident Management Analyst is an intermediate level position respo...

Location

Singapore , Singapore

Salary:

Not provided

Citi

Expiration Date

Until further notice

Requirements

Relevant professional certifications issued by GIAC, AWS, etc., preferably GCCC, GCIH, CEH, ECSA
General Industry knowledge of reporting obligations pertaining to local and national laws and regulatory bodies such as OCC, SEC, ECB, MAS
Working knowledge of common security models (Defense-in-Depth) and frameworks (MITRE Attack, Cyber Kill Chain, STIX)
Working knowledge of VERIS taxonomy
Working knowledge of OSI model
Working knowledge of security and/or incident response in cloud environments
Working knowledge of software development best practices, including agile methods
Familiar with Atlassian tools
Previous experience working in highly regulated environment
Previous experience in a fusion center and/or exposure to large scale incident response

Job Responsibility

Work as part of a best in class ‘follow the sun’ security incident response team
Lead and manage incident response activities to ensure that requisite triage, containment, and eradication are completed within targeted timeframes
Ensure that the security incident record is complete, accurate and fit for purpose
Collect and analyze evidence including investigative findings and prepare to coordinate with internal and external compliance and audit personnel
Execute incident response meetings and communicate complex security topics
exhibit good judgment and discretion when initiating escalations to all levels of the organization
Ensure that controls are utilized daily and that non-compliance remediation is addressed by appropriate selection
Provide IS consulting services, including interpreting and/or clarifying information security policy, procedures, standards or concepts
Assist with defining and implementing information security standards to align procedures and practices in pursuit of compliance with Citigroup standards
Validate compliance with information security policies, practices, and procedures, and resolve a variety of information security related issues in coordination with the relevant business(es)

Fulltime

New

Security Operations Analyst

Location

India , Bengaluru

Salary:

Not provided

Take-Two Interactive Software, Inc.

Expiration Date

Until further notice

Requirements

3+ years of experience in a Security Operations Center, incident response team, or cyber defense role
Hands-on experience with SIEM/SOAR platforms (e.g., Splunk, XSOAR and XSIAM) and endpoint detection solutions (e.g., CrowdStrike, SentinelOne)
Deep understanding of cybersecurity fundamentals, threat detection techniques, and attack frameworks such as MITRE ATT&CK
Comfortable analyzing logs and events from various systems including network devices, endpoints, cloud environments, and identity providers
Familiarity with scripting or automation (e.g., Python, PowerShell) to enhance investigation and response workflows is a plus
Experience with workflow and ticketing tools like ServiceNow or Jira for incident documentation and coordination
Strong written and verbal communication skills — able to clearly document findings, articulate risk, and support incident coordination across teams
Bachelor’s degree in Computer Science, Cybersecurity, Information Security, or Cybersecurity Engineering are a plus
One or more relevant certifications such as: CompTIA: Network+, Security+, CySA+, PenTest+, Cloud+ and Cloud Security: AWS Security Specialty, Google Professional Cloud Security Engineer and Microsoft Azure Security Engineer Associate are plus

Job Responsibility

Perform real-time security event monitoring, triage, and analysis across multiple platforms, using SIEM and EDR tools
Analyze log and telemetry data from diverse sources (e.g., firewalls, endpoint protection, IDS/IPS, application logs) to detect and respond to potential threats
Investigate and respond to security incidents, performing root cause analysis and supporting containment, eradication, and recovery efforts across endpoints, servers, cloud, and network environments
Conduct proactive threat hunting using behavioral analytics, threat intelligence, and hypothesis-driven queries to detect stealthy or novel attack techniques
Support the SOC's daily operational cadence, including participating in shift handoffs, reviewing detection effectiveness, and maintaining situational awareness of the global threat landscape
Contribute to the development and refinement of incident response processes, detection rules, and SOC playbooks
Collaborate with threat intelligence, engineering, and infrastructure teams to develop detection use cases and improve overall SOC effectiveness
Help shape SOC dashboards, reports, and playbooks that enhance visibility and response across business units and geographies

What we offer

Discretionary bonus
Provident fund contributions
1+5 medical insurance + top up options and access to Practo online Doctor consultation App
Employee assistance program
3X CTC Life Assurance
3X CTC Personal accident insurance
childcare services
20 days holiday + statutory holidays
Gym reimbursement up to INR1150 per month
wellbeing program with the chance to earn up to $93 per annum

New

Linux System and Security Analyst

Silvus is seeking a Linux System and Security Analyst to analyze, troubleshoot, ...

Location

United States , Los Angeles

Salary:

80000.00 - 90000.00 USD / Year

Silvus Technologies (International)

Expiration Date

Until further notice

Requirements

Bachelor’s degree or equivalent in an IT-related field
3 years of Linux-related work experience
Experience with installing, troubleshooting, and/or maintaining Linux-based software and hardware installations
Fluency in Linux CLI, TCP/IP, LAN/VLAN Networking, Patch Management, and Backup
Highly proficient in Google Suite and MS Office (Excel, Word, PowerPoint)
Strong interpersonal skills with a positive and enthusiastic attitude
Demonstrated ability to operate as a team member, supporting departmental decisions, policies, and procedures with a positive and communicative attitude with company colleagues
Must be a U.S. Citizen due to clients under U.S. government contracts
Must be able to obtain DCSA clearance within 12 months of employment
All employment is contingent upon the successful clearance of a background check

Job Responsibility

Act as the primary technical advisor for diagnosing and resolving complex infrastructure issues, with autonomy to escalate or implement system-level changes to maintain Production department continuity
Responsible for evaluating risks, designing secure systems in compliance with Cybersecurity Maturity Model Certification (CMMC) standards, and making strategic recommendations
Provide Linux and Windows system desktop and server support, as well as network administration for the entire company based on the NIST CyberSecurity Framework
For individuals with Security Clearance, apply Defense Information Systems Agency (DISA) Security Technical Implementation Guides (STIG) to secure and maintain IT infrastructure, providing the necessary documentation and technical support required for continuous Authorization to Operate (ATO)
Responsible for Automated Deployment and monitoring of computer systems
Oversee the planning and implementation of hardware lifecycle management for Windows and Linus-based servers and VMs
Support vulnerability and patch management processes, ensuring all Linux vulnerabilities are remediated in accordance with NIST CyberSecurity Framework
Support Engineering and R&D teams to ensure strict IT compliance with the CMMC framework, specifically with security controls. This role is critical in protecting Controlled Unclassified Information (CUI) and maintaining our accredited environment
Develop and maintain documentation related to the company's IT infrastructure and support processes
Oversee the governance and accuracy of the company’s hardware and software asset inventory, ensuring appropriate lifecycle management and compliance with security and audit requirements

Fulltime

Senior Detection Engineer

This is a detection engineering role that leverages knowledge of monitoring, ana...

Location

Singapore , Singapore

Salary:

Not provided

Marriott Bonvoy

Expiration Date

Until further notice

Requirements

Bachelor’s degree in Computer Sciences or related field or equivalent experience/certification
3+ years of collective experience in Splunk SIEM (Splunk Enterprise Security) threat detection use case development or UEBA (Exabeam) use case development for insider threat use case development
5+ years of experience in security functions such as SOC, CIRT, security engineering, risk management, vulnerability management or technical infrastructure operations, administration, or systems engineering
scripting or programming language, including Python
Current information security certification such as Certified Information Security Manager (CISM), Certified Information Systems Security Professional (CISSP) preferred
offensive and defensive security certifications such as CEH, IGAC Cyber Defense, OSCP or other related certifications preferred
Splunk Certification, including Splunk Enterprise Security Certified Admin preferred
use case development experience on the Exabeam platform preferred
working knowledge of the NIST Cyber Security Framework and ISO/IEC 27001:2022 preferred
working knowledge of the MITRE ATT&CK Framework preferred

Job Responsibility

Lead collaboration sessions within the cyber security tower and other business units to devise security monitoring use cases
engage and collaborate with other security engineers and architects as needed to keep pace with the evolution of corporate infrastructure and applications and share that knowledge with peers as appropriate
document prospective security monitoring use cases with MITRE ATT&ACK mappings using standard templates and methodologies
inform and consult other cyber ops teams of required data onboarding and integrations for use case development
develop analytics, correlation searches, dashboards, reports and alerts within the SIEM and UEBA platforms
solicit feedback for pre-production security monitoring content through peer review process and user acceptance testing for tuning
document developed security monitoring content in a documentation registry using department standard templates and methodologies
manage field mapping and transmission of security monitoring alerts to the security incident response platform for SOC analyst consumption as outlined in process documentation
provide governance support for the content development function entailing content development standards compliance, change management approvals for SIEM or UEBA content, and lifecycle management of developed security monitoring content
service operational requests in queue such as analytics content performance tuning, filtering, search refinement, parsing issues

Fulltime

New

Customer service champion

We are looking for someone who is bilingual and flexible in terms of working hou...

Location

Canada , Montréal

Salary:

21.00 CAD / Hour

Randstad

Expiration Date

January 19, 2026

Requirements

Successful completion of a bachelor's degree in information technology, computer science, management, marketing or other relevant field
Be bilingual English-French
Demonstrate strong computer skills (office suite)
Digital proficiency on all types of devices (smartphones, tablets, laptops, etc.) with above-average keyboarding and computer navigation skills
Bilingualism (French and English) is required due to regular communication with internal and external stakeholders across Canada and internationally

Job Responsibility

Introduce customers to our products
Help win market share in our field
Manage a portfolio of customers
Ensure that sales agents are aware of their daily objectives
Offer the best solutions to our customers
Provide the best customer service to our customers

What we offer

Weekly insurance benefit of $10
Affordable insurance starting from the first day of employment
Employees have access to a cafeteria within the office premises
The office provides a gym facility for employees to use
Employees have access to an on-site clinic
Enjoy a two-week vacation with an additional 5 paid sick days

Fulltime

Computer Network Defense Analyst

Hoplite Solutions

Location:
United States

Category:
IT - Administration

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:
December 09, 2025

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Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:December 09, 2025

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