Network Security Engineer Job at Valiant Solutions, LLC
Position Description:
This is your opportunity to join a busy Network Security Engineering team building and enhancing a short-term security fabric for our government client. You will be experienced with network technologies, vulnerability management and hardening guidelines ideally in large enterprise environments. You will have the opportunity to work with a wide variety of firewalls, VPNs, EDR, PCAP, IDS and many security technologies. This diverse team is responsible for securing a large infrastructure. We are seeking a motivated individual who is a keen learner as this team is constantly evolving and is currently designing and implementing cloud security solutions.
Candidates will join a fast-paced and creative team of incident response engineers, penetration testers, SOC operations, and malware analysts focusing on the identification, interrogation, exploitation, and reporting of incidents for the enterprise. The security event and alert analysis will be end-to-end including the network, underlying servers and infrastructure (physical and virtual) as well as the application. Understanding of DHS CDM program and tools. Valiant Solutions is a company that cares about its employees- we've been named one of the Best Places to Work in the Washington DC area NINE years in a row! If you are interested in learning more about Valiant and this opportunity, we invite you to apply now!
This position allows for partial telework. Remote work necessitates a high-level trust in our employees and we strictly adhere to the details found below in our Remote Work Policy.
Required Education/Skills:
Desired Education/Skills:
Responsibilities Include:
About Valiant Solutions
Benefits Snapshot (includes, but not limited to)
Remote Work Policy
Equal Employment Opportunity
Physical Demands
Authorization to Share Resume and Personal Information
Valiant Solutions is seeking a
Network Secuirty Engineer to join our rapidly growing and innovative cybersecurity team!
This is your opportunity to join a busy Network Security Engineering team building and enhancing a short-term security fabric for our government client. You will be experienced with network technologies, vulnerability management and hardening guidelines ideally in large enterprise environments. You will have the opportunity to work with a wide variety of firewalls, VPNs, EDR, PCAP, IDS and many security technologies. This diverse team is responsible for securing a large infrastructure. We are seeking a motivated individual who is a keen learner as this team is constantly evolving and is currently designing and implementing cloud security solutions.
Candidates will join a fast-paced and creative team of incident response engineers, penetration testers, SOC operations, and malware analysts focusing on the identification, interrogation, exploitation, and reporting of incidents for the enterprise. The security event and alert analysis will be end-to-end including the network, underlying servers and infrastructure (physical and virtual) as well as the application. Understanding of DHS CDM program and tools. Valiant Solutions is a company that cares about its employees- we've been named one of the Best Places to Work in the Washington DC area NINE years in a row! If you are interested in learning more about Valiant and this opportunity, we invite you to apply now!
This position allows for partial telework. Remote work necessitates a high-level trust in our employees and we strictly adhere to the details found below in our Remote Work Policy.
Required Education/Skills:
- 10+ Years total of IT experience in infrastructure and security engineering.
- 5+ Years of network security experience
- 8 years of Security Operations Center (SOC) experience
- One or more of the following certifications: Splunk, Security+, CEH, GREM, GSEC or any related recognized CyberSecurity certifications.
- Extensive experience with routing & switching, firewalls, IDS/IPS technologies to architect /design solutions with new tools to mitigate modern security risks
- Solid understanding of network engineering to help identify gaps.
- Experience with troubleshooting issues on complex networks and identifying root causes.
- Experience working with SonicWall or Palo Alto firewalls. This experience must have included firewall configuration changes and high availability, and the candidate must understand fundamentally how these devices work. Additionally, the successful candidate will have experience troubleshooting complex issues involving multiple devices with the devices themselves and connectivity running through them using both GUI and command-line tools.
- Experience analyzing network traffic flows using PCAP
- Strong understanding and demonstrated experience and proficiency in event and alert analysis focused on alert tuning and resolution of false positives; ensuring only valid events and alerts reach the SIEM (from tools such as Tenable SC, CrowdStrike, Carbon Black, Palo Alto, Antivirus Solutions, EDR Tools and OSSEC)
- Experience analyzing underlying logs generated by operating systems (Linux/Windows), Network Security Devices, and other enterprise tools
- Demonstrated development proficiencies with an enterprise SIEM or security analytics solution such as Splunk.
- Scripting experience with PowerShell, bash, Python, or applied to the automation of SOC and log analysis activities in support of SOC operations
- Strong understanding of enterprise networking and TCP/IP protocols (host-based firewalls, anti-malware, HIDS, IDS/IPS), Windows and Unix/Linux systems’ operations, experience providing analysis and trending of security log data
- Advanced experience providing analysis and trending of security log data from a large number of heterogeneous security devices
- Solid understanding of application, database, authentication, and network security principles; able to demonstrate: how network services and protocols interact to provide communications, evidence recovery techniques, log data analytics, Incident categories, IR event handling methodologies, intrusion detection systems, network protocol and packet analysis
- General cyber-attack stages, profiling techniques and techniques for detecting host and network-based intrusions
- Demonstrate proficiency in the Incident Response Process as well as the performance of threat hunting and SOC operations. Experience in incident detection and response, malware analysis, or cyber forensics
- Understanding of system and application security, systems and network administration and operating system hardening techniques
- Experience with vulnerability scanning tools such as Tenable Nessus and Tenable.SC.
- Solid understanding of Malware analysis
- Experience with Linux and Windows OS.
- Excellent Interpersonal skills and ability to collaborate effectively, self-awareness, excellent written and oral communications skills, and the ability to be a self-starter and work with limited direction.
- Excellent communications skills and ability to navigate and support multiple stakeholders and build coalitions.
- Well organized, confident to ask specific questions, yet a good listener
- Strong understanding of sandbox systems such as CAPE/Cuckoo
- Strong understanding of ESXi and VMs
Desired Education/Skills:
- Bachelor’s degree in Information Technology or equivalent experience
Responsibilities Include:
- Firewall changes on SonicWall or PaloAlto firewalls
- Troubleshoot complex connectivity issues
- Provide support in troubleshooting and a range of IT security and connectivity or other project efforts for internal and external customers in a large enterprise environment
- Manage hardware and software inventories
- Works with remote teams to install, maintain and troubleshoot security hardware
- Ensure customers receive top-of-the-line support in a polite and courteous manner
- Develop standard operating procedure and network topology documentation
- Perform alert and SOC data analysis, the outputs of which will provide updates to SOC operations, SOC/IR alerting mechanisms, and reductions in false positive alerts through tool rule and alert tuning.
- Enhance, develop, and refine SOC alerts, dashboards, and other SOC operational mechanisms
- Develop SOC and IR Operations specific automations focused on speeding analysis and response
- Participate in on-call rotation for after-hours security and/or engineering issues as required.
- Provide input into SIEM log sources, data dictionaries, log parsing, field labeling, and other SIEM management activities as needed
- Perform analysis uncovering attack vectors involving a variety of malware, data exposure, phishing, and social engineering methods.
- Support all SOC, Threat Hunt, and IR activities as necessary
- Monitoring security events received through alerts from SIEM or other security tools
- Review and reporting on anomalous patterns (Hunting) across all security tools / SIEM
- Participate in cross-functional security projects as needed e.g. Purple team activities, vulnerability, and risk management discussions, security tooling implementations, firewall analysis, threat hunting
- Participate in the remediation of incidents and responses that are generated from live threats against the enterprise.
About Valiant Solutions
Valiant Solutions is a security-focused IT solutions provider with public clients nationwide. We are a HUBZone small business and we encourage all candidates who live in a HUBZone to apply. Named one of the fastest growing privately held companies by Inc. 5000, Washington Technology’s Fast 50, and Washington Business Journal’s Best Places to Work in the D.C. area, Valiant Solutions prides itself on providing its employees with great benefits and career development opportunities. As a company, we are just as committed to growing careers as we are to building world-class IT solutions, all while enjoying an unparalleled work-life balance. We are in a phase of tremendous growth and building the team that will take us to the next level. We seek people whose talents and accomplishments will contribute to a thriving company, who have the character to support their capacity, and can make a positive impact on our culture. Alongside our talented team, you’ll learn to think quickly on your feet and expand your own personal and professional skill set. Our management team will inspire you to consider new perspectives and challenge you to become a better practitioner in the fast-paced industry of IT security. We hire people we respect – and we trust them to deliver results leveraging their expertise. If you would enjoy working in a dynamic environment as part of a stellar team of professionals, then we invite you to apply online today.
Benefits Snapshot (includes, but not limited to)
Valiant pays 99% of the Medical, Dental, and Vision Coverage for Full-time Employees
Valiant contributes 25% towards Health Coverage for Family and Dependents
100% Paid Short Term Disability and Life Insurance Policy for Full-time Employees
100% Paid Certifications
401K Matching up to 4%
Wellness & Fitness Program
Paid Time Off
Paid Time On – 40 hours to pursue innovation
Valiant University – Online Education and Training Portal
Reimbursement for Public Transit and Parking
FSA programs for: Medical Costs, Dependent Care, Transit, and Parking
Referral Bonuses
Remote Work Policy
Remote work necessitates a high-level of trust in our employees. To ensure that employee performance does not suffer in a remote work environment, all employees who telecommute are expected to have a quiet and distraction-free workspace with adequate internet, dedicate their full attention and availability to their job duties during working hours, and maintain a schedule during core business hours that align with those of their coworkers and Valiant's clients. Additionally, in alignment with the Office of the Inspector General’s effort to eliminate conflicting employment, all Valiant employees are required to disclose any current or future outside employment engagements. During onboarding and throughout employment, employees must disclose any current activities or intent to engage in outside employment or other professional activities and obtain written approval. Employees may not solicit or conduct any outside business during core business hours for Valiant Solutions and our clients.
Equal Employment Opportunity
Valiant Solutions is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, ethnicity, color, national origin, sex (including pregnancy, sex stereotyping, gender identity, gender expression or transgender status), religion, age, marital status, sexual orientation, military/veteran status, physical or mental disability, genetic information/history or any other personal characteristic protected by law.
Physical Demands
Sitting or standing at a desk for prolonged periods of time and consistent operation of a computer. Frequent communication and exchanging of accurate information via electronic communication, phones, and in person. Occasionally lift and/or move moderate amounts of weight, typically less than 20 pounds. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions of the job.
Authorization to Share Resume and Personal Information
By submitting your resume for this position, you authorize Valiant Solutions to share your resume, as well as, personal information included on the resume, with its subsidiaries, affiliates and teaming partners for the purpose of considering you for this position and other available positions requiring comparable skills, education and experience. Should Valiant Solutions or its affiliates and teaming partners wish to initiate pre-employment discussions, you will be asked to complete an employment application and related employment documents.
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