Vacancy expired!
If you are interested in applying to the Network Based Systems Analyst position below, please email your resume to Alex Prisinzano at
Location: 4 openings that can sit anywhere in the US with travel, others would need to be local to Arlington, VA with being open to travel - Travel to incident sites when needed
Contract: Long term contract Clearance: Top Secret, will be processed for SCI Apex is seeking Network Forensics Cybersecurity Analysts to support this critical customer mission. Responsibilities: - Assists the Government lead in coordinating teams in preliminary incident response investigations - Assists the Government lead with interfacing with the customer while on site - Determines appropriate courses of actions in response to identified and analyses anomalous network activity - Assesses network topology and device configurations identifying critical security concerns and providing security best practice recommendations - Assists with the writing and publishing of Computer Network Defense guidance and reports on incident findings to appropriate constituencies - Collects network intrusion artifacts (e.g., PCAP, domains, URI's, certificates, etc.) and uses discovered data to enable mitigation of potential Computer Network Defense incidents - Analyzes identified malicious network activity to determine weaknesses exploited, exploitation methods, effects on system and information - Assists with real-time CND incident handling (i.e., forensic collections, intrusion correlation and tracking, threat analysis, and advising on system remediation) tasks to support onsite engagements Required Skills: - Must be able to obtain DHS Suitability - 8+ years of directly relevant experience in network investigations - In depth knowledge of CND policies, procedures and regulations - In depth knowledge of standard protocols - ICMP, HTTP/S, DNS, SSH, SMTP, SMB, NFS, TCP/IP - In depth knowledge and experience of Wifi networking - In depth knowledge and experience of network topologies - DMZ's, WAN's, etc. - Substantial knowledge of Splunk (or other SIEM's) - Understanding of MITRE Adversary Tactics, Techniques and Common Knowledge (ATT&CK) - Knowledge of Computer Network Defense policies, procedures, and regulations - Knowledge of defense-in-depth principles and general attack stages with respect to network security architecture - Ability to characterize and analyze network traffic to identify anomalous activity and potential threats to network resources - Ability to identify and analyze anomalies in network traffic using metadata - Experience with reconstructing a malicious attack or activity based on network traffic - Experience examining network topologies to understand data flows through the network - Must be able to work collaboratively across physical locations Desired Skills: - Substantial knowledge of network device integrity concepts and methodologies - Proficiency with network analysis software (e.g. Wireshark) - Proficiency with carving and extracting information from PCAP data - Proficiency with non-traditional network traffic (e.g. Command and Control) - Proficiency with preserving evidence integrity according to standard operating procedures or national standards - Proficiency with virtualized environments Required Education: BS Computer Science, Cyber Security, Computer Engineering, or related degree; or HS Diploma & 10+ years of network investigations experience. Desired Certifications: - DoD 8140.01 IAT Level II, IASAE II, CSSP Analyst, GCIA, GCIH, CSSP Analyst/CSSP Incident Responder, CEH - SANS GIAC GNFA preferredEEO Employer Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at or Vacancy expired!
