Arsiem

IT consulting and cybersecurity for governments

Network Based Systems Analyst 2

Security Operations & Incident ResponseConfirmed live in the last 24 hours

Full-timeNo salary listed

About the Job

Requirements

A Bachelor of Science degree in Computer Science, Cyber Security, Computer Engineering, or a related field, or a high school diploma with at least four years of network investigations experience.
At least two years of direct relevant experience in cyber defense analysis using leading-edge technologies and industry-standard cyber defense tools.
Experience successfully developing and deploying signatures.
Experience detecting host- and network-based intrusions via intrusion detection technologies such as Snort.
Experience implementing incident-handling methodologies.
Experience implementing protocol analyzers.
Experience collecting data from a variety of cyber defense resources.
Experience reading and interpreting signatures such as Snort signatures.
Experience performing packet-level analysis.
Experience conducting trend analysis.
Active TS/SCI clearance and ability to obtain Department of Homeland Security Entry on Duty Suitability.

Responsibilities

Characterize and analyze network traffic to identify anomalous activity and potential threats to network resources.
Coordinate with enterprise-wide cyber defense staff to validate network alerts.
Document and escalate incidents, including event history, status, and potential impact, for further action when they may cause ongoing or immediate impact to the environment.
Perform cyber defense trend analysis and reporting.
Correlate events using information gathered from a variety of enterprise sources to gain situational awareness and determine the effectiveness of an observed attack.
Provide daily summary reports of network events and activity relevant to cyber defense practices.
Receive and analyze network alerts from various enterprise sources and determine possible causes.
Detect, identify, and alert on possible attacks, intrusions, anomalous activities, and misuse activities in a timely manner, distinguishing incidents and events from benign activities.
Use cyber defense tools for continual monitoring and analysis of system activity to identify malicious activity.
Analyze identified malicious activity to determine exploited weaknesses, exploitation methods, and effects on systems and information.
Identify and analyze anomalies in network traffic using metadata.
Validate intrusion detection system alerts against network traffic using packet analysis tools.
Identify network-device applications and operating systems based on network traffic.
Reconstruct malicious attacks or activity from network traffic.
Identify network mapping and operating system fingerprinting activities.
Assist in constructing signatures for implementation on cyber defense network tools in response to new or observed threats within the network environment or enclave.

Desired Qualifications

Python programming experience.
A strong mathematics and science background.
Experience with the Carnegie Mellon SiLK tool suite.
One or more of the following professional certifications: GNFA, GCIH, GCIA, GSEC, CASP+, CySA+, PaLMS, or FedVTE.
GSEC (SANS401), ArcSight or another SIEM solution, Network+, and Security+.

About ARSIEM Corporation

At ARSIEM Corporation we are committed to fostering a proven and trusted partnership with our government clients. We provide support to multiple agencies across the United States Government. ARSIEM has an experienced workforce of qualified professionals committed to providing the best possible support.

As demand increases, ARSIEM continues to provide reliable and cutting-edge technical solutions at the best value to our clients. That means a career packed with opportunities to grow and the ability to have an impact on every client you work with.

ARSIEM is looking for a Cyber Network Defense Analyst (CNDA) to use information collected from various sources to monitor network activity and analyze it for suspicious behavior. Monitoring and analysis are performed to identify and report events that occur or may occur within the network, to protect information, information systems, and networks from threats. This position will support one of our Government clients in Arlington, VA or Pensacola, FL.

Responsibilities

Characterize and analyze network traffic to identify anomalous activity and potential threats to network resources
Coordinate with enterprise-wide cyber defense staff to validate network alerts
Document and escalate incidents (including event's history, status, and potential impact for further action) that may cause ongoing and immediate impact to the environment
Perform cyber defense trend analysis and reporting
Perform event correlation using information gathered from a variety of sources within the enterprise to gain situational awareness and determine the effectiveness of an observed attack
Provide daily summary reports of network events and activity relevant to cyber defense practices
Receive and analyze network alerts from various sources within the enterprise and determine possible causes of alerts
Provide timely detection, identification, and alerting of possible attacks/intrusions, anomalous activities, and misuse activities and distinguish these incidents and events from benign activities
Use cyber defense tools for continual monitoring and analysis of system activity to identify malicious activity
Analyze identified malicious activity to determine weaknesses exploited, exploitation methods, effects on system and information
Identify and analyze anomalies in network traffic using metadata
Validate intrusion detection system (IDS) alerts against network traffic using packet analysis tools
Identify applications and operating systems of a network device based on network traffic
Reconstruct a malicious attack or activity based off network traffic
Identify network mapping and operating system (OS) fingerprinting activities
Assist in the construction of signatures which can be implemented on cyber defense network tools in response to new or observed threats within the network environment or enclave

Minimum Qualifications

BS Computer Science, Cyber Security, Computer Engineering, or related degree; or HS Diploma & 4+ years of network investigations experience.
2+ years of direct relevant experience in cyber defense analysis using leading edge technologies and industry standard cyber defense tools
Experience successfully developing and deploying signatures
Experience detecting host and network-based intrusions via intrusion detection technologies (e.g., Snort)
Experience implementing incident handling methodologies
Experience implementing protocol analyzers
Experience collecting data from a variety of cyber defense resources
Experience reading and interpreting signatures (e.g. snort)
Experience performing packet-level analysis
Experience conducting trend analysis

Preferred Qualifications

Python programming experience
Strong math and science background
Experience with Carnegie Mellon SiLK tool suite
One or more of the following professional certifications: GNFA, GCIH, GCIA, GSEC, CASP+, CySA+, PaLMS, FedVTE
GSEC (SANS401), Arcsight (or other SEIM solution), Network+, Security+

Clearance Requirement: This position requires an Active TS/SCI clearance and the ability to obtain Department of Homeland Security (DHS) Entry on Duty (EOD) Suitability.

Candidate Referral: Do you know someone who would be GREAT at this role? If you do, ARSIEM has a way for you to earn a bonus through our referral program for persons presenting NEW (not in our resume database) candidates who are successfully placed on one of our projects. The bonus for this position is $3,500, and the referrer is eligible to receive the sum for any applicant we place within 12 months of referral. The bonus is paid after the referred employee reaches 6 months of employment.

ARSIEM is proud to be an Equal Opportunity and Affirmative Action Employer. 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, age, or any other federally protected class.

About the Company

Arsiem

IT consulting and cybersecurity for governments

ARSIEM Corporation provides advanced IT consulting services, specializing in multiple areas including cybersecurity, enterprise architecture and development, and applications development, predominantly for government clients. The firm is distinguished by its deep commitment to cybersecurity and robust IT solutions that ensure enhanced protection and efficient digital infrastructures. This commitment to leveraging cutting-edge technologies in specialized areas of IT makes ARSIEM Corporation an excellent workplace for professionals aiming to actively contribute to significant, high-impact projects within the government sector.

Company size: 11-50
Company stage: Not listed
Total funding: Not listed
Headquarters: Baltimore, Maryland
Founded: 2013

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