Network Security Engineer
Valiant Solutions, New York, NY, United States
Position Description
Valiant Solutions is seeking a Network Security Engineer to join our rapidly growing and innovative cybersecurity team!
This is your opportunity to join a busy Network Security Engineering team that builds and enhances our government clients’ security fabric. In this role, you will focus on supporting dual‑stacked (IPv4 and IPv6) enterprise IT and IT security assets. Security infrastructure that includes DNS, Firewalls, AWS Cloud, and Enterprise logging solutions for our client’s large enterprise network. You will be experienced with DNS, DHCP, Next‑Gen firewalls, and network technologies, ideally in large enterprise environments. Having a solid foundation of IPv4 AND IPv6 routing, switching, and load balancer experience is critical to our client’s approach to Security Engineering. You will have the opportunity to work extensively with various firewalls, DNS, AWS cloud, and Zscaler Zero Trust technologies. This diverse team is responsible for securing a large traditional and cloud infrastructure. We are seeking a motivated individual who is a keen learner, works well in a constantly evolving environment, and is currently designing and implementing cloud security solutions.
This position allows for 100% remote work. Remote work requires a high level of trust in our employees, and we strictly adhere to the details outlined in our Remote Work Policy below.
Required Experience:
5+ years of experience working with Cisco Firepower and Palo Alto Networks firewalls.
Bachelor's degree in Computer Science, Information Systems, Mathematics, Engineering, related degree, or an additional two (2) years of relevant experience.
Candidates must have experience with high‑availability firewall configuration and deployment experience in a remote environment. Equally comfortable with GUI and command line access.
5+ years of solid networking experience (Routing & Switching). The successful candidate will have experience working in a mid to large environment and be able to work with minimal supervision.
Equally comfortable using Linux and Microsoft Windows operating systems.
Candidates must have experience in troubleshooting complex issues involving multiple devices and network connectivity, traversing them.
Candidates must understand fundamentally how devices work, potential issues due to misconfiguration, and the impact of the devices on support mission‑related services and overall security posture
Troubleshoot complex connectivity issues involving multiple firewalls, IPS, load balancers, and VPN devices.
Tune IDS/IPS signature
Desired Experience:
Experience with Zscaler ( ZIA/ZPA )
Responsibilities:
Configure and support Cisco Firepower/ASA and Palo Alto Networks firewalls. This includes administration, patching, upgrades, rule maintenance, policy updates, performance, and security posture tuning.
Troubleshoot complex network connectivity issues involving multiple firewalls, load balancers, and VPN devices, extending the network to the AWS cloud.
Troubleshoot Dual Stacked (IPv4 and IPv6) security infrastructure that includes DNS, Firewalls, Cisco ACI, and AWS Cloud.
Keep detailed records of customer interaction and problem resolution in a ticketing system
Monitor network traffic, analyze logs, and respond to security incidents and threats
Provide support for internal and external customers in a large enterprise environment
Collaborate with cross‑functional teams and support projects as part of the Security team.
Manage hardware and software inventories
Support vulnerability assessments and implement remediation strategies
Work 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 procedures and network topology documentations
Participate in a rotating on‑call schedule providing support after hours as required.
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%
Paid Time Off
Paid Federal Holidays
Wellness & Fitness Program
Valiant University – Online Education and Training Portal
FSA programs for: Medical Costs, Dependent Care, Transit, and Parking
Referral Bonuses
The salary range for this position is a general guideline and not a guarantee of compensation or salary. It has been benchmarked in relation to the scope of the role, market rate, and internal equity. The salary for this role is expected to be in the $130,000 - $145,000 range. Where a candidate falls within the band can be determined based on one or more of the following: skillset, experience level, achievements, education, geographic location, security clearance, involvement in corporate tasks, and other non‑discriminatory factors. In addition to the base salary, this role will include benefits as described above. Valiant reserves the right to adjust the salary range, experience requirements, and position responsibilities at any time without prior notice.
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. In alignment with Valiant's inclusive and engaging environment, cameras are encouraged and can be required to be on during virtual video conferences. 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, color, religion, sex, national origin, age, disability, genetic information, marital status, or veteran status, in accordance with applicable law.
Physical Demands
Sitting or standing at a desk for prolonged periods of time and consistently operating a computer. Frequent communication and exchange 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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Valiant Solutions is seeking a Network Security Engineer to join our rapidly growing and innovative cybersecurity team!
This is your opportunity to join a busy Network Security Engineering team that builds and enhances our government clients’ security fabric. In this role, you will focus on supporting dual‑stacked (IPv4 and IPv6) enterprise IT and IT security assets. Security infrastructure that includes DNS, Firewalls, AWS Cloud, and Enterprise logging solutions for our client’s large enterprise network. You will be experienced with DNS, DHCP, Next‑Gen firewalls, and network technologies, ideally in large enterprise environments. Having a solid foundation of IPv4 AND IPv6 routing, switching, and load balancer experience is critical to our client’s approach to Security Engineering. You will have the opportunity to work extensively with various firewalls, DNS, AWS cloud, and Zscaler Zero Trust technologies. This diverse team is responsible for securing a large traditional and cloud infrastructure. We are seeking a motivated individual who is a keen learner, works well in a constantly evolving environment, and is currently designing and implementing cloud security solutions.
This position allows for 100% remote work. Remote work requires a high level of trust in our employees, and we strictly adhere to the details outlined in our Remote Work Policy below.
Required Experience:
5+ years of experience working with Cisco Firepower and Palo Alto Networks firewalls.
Bachelor's degree in Computer Science, Information Systems, Mathematics, Engineering, related degree, or an additional two (2) years of relevant experience.
Candidates must have experience with high‑availability firewall configuration and deployment experience in a remote environment. Equally comfortable with GUI and command line access.
5+ years of solid networking experience (Routing & Switching). The successful candidate will have experience working in a mid to large environment and be able to work with minimal supervision.
Equally comfortable using Linux and Microsoft Windows operating systems.
Candidates must have experience in troubleshooting complex issues involving multiple devices and network connectivity, traversing them.
Candidates must understand fundamentally how devices work, potential issues due to misconfiguration, and the impact of the devices on support mission‑related services and overall security posture
Troubleshoot complex connectivity issues involving multiple firewalls, IPS, load balancers, and VPN devices.
Tune IDS/IPS signature
Desired Experience:
Experience with Zscaler ( ZIA/ZPA )
Responsibilities:
Configure and support Cisco Firepower/ASA and Palo Alto Networks firewalls. This includes administration, patching, upgrades, rule maintenance, policy updates, performance, and security posture tuning.
Troubleshoot complex network connectivity issues involving multiple firewalls, load balancers, and VPN devices, extending the network to the AWS cloud.
Troubleshoot Dual Stacked (IPv4 and IPv6) security infrastructure that includes DNS, Firewalls, Cisco ACI, and AWS Cloud.
Keep detailed records of customer interaction and problem resolution in a ticketing system
Monitor network traffic, analyze logs, and respond to security incidents and threats
Provide support for internal and external customers in a large enterprise environment
Collaborate with cross‑functional teams and support projects as part of the Security team.
Manage hardware and software inventories
Support vulnerability assessments and implement remediation strategies
Work 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 procedures and network topology documentations
Participate in a rotating on‑call schedule providing support after hours as required.
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%
Paid Time Off
Paid Federal Holidays
Wellness & Fitness Program
Valiant University – Online Education and Training Portal
FSA programs for: Medical Costs, Dependent Care, Transit, and Parking
Referral Bonuses
The salary range for this position is a general guideline and not a guarantee of compensation or salary. It has been benchmarked in relation to the scope of the role, market rate, and internal equity. The salary for this role is expected to be in the $130,000 - $145,000 range. Where a candidate falls within the band can be determined based on one or more of the following: skillset, experience level, achievements, education, geographic location, security clearance, involvement in corporate tasks, and other non‑discriminatory factors. In addition to the base salary, this role will include benefits as described above. Valiant reserves the right to adjust the salary range, experience requirements, and position responsibilities at any time without prior notice.
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. In alignment with Valiant's inclusive and engaging environment, cameras are encouraged and can be required to be on during virtual video conferences. 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, color, religion, sex, national origin, age, disability, genetic information, marital status, or veteran status, in accordance with applicable law.
Physical Demands
Sitting or standing at a desk for prolonged periods of time and consistently operating a computer. Frequent communication and exchange 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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