Date Posted: 07/30/2026
Hiring Organization: Rose International
Position Number: 504940
Industry: Government/Staffing
Job Title: Senior Network Security Engineer Azure, Palo Alto, F5 & SIEM
Job Location: Mechanicsville, VA, USA, 23116
Work Model: Onsite
Employment Type: Temporary
FT/PT: Full-Time
Estimated Duration (In months): 12
Min Hourly Rate($): 70.00
Max Hourly Rate($): 75.00
Must Have Skills/Attributes: Azure, Cisco, Networking, Security
Experience Desired: Experience in Enterprise Security (5 yrs); Experience in Enterprise Networking (8 yrs); Experience in Azure Networking (3 yrs); Experience in WAF/NGFW (3 yrs); Experience in the following areas: Incident response, Security investigations, Log analysis, Threat (3 yrs); Experience with the SIEM products (e.g. Splunk, Microsoft Sentinel) (3 yrs); Experience in vulnerability management and remediation tracking as well as vulnerability scanning (3 yrs)
**C2C is not available**
Job Description
REQUIRED SKILLS/ EXPERIENCE
• Enterprise Networking: 8 Years
• Enterprise Security: 5 Years
• Azure Networking: 3 Years
• WAF/NGFW: 3 Years
• Experience in the following areas: Incident response, Security investigations, Log analysis, Threat intelligence, Security monitor
• Experience with the SIEM products (e.g. Splunk, Microsoft Sentinel)
• Experience in vulnerability management and remediation tracking as well as vulnerability scanning tools (e.g. Nessus, Tenable, Def)
• Experience in the following areas: Active Directory, MFA, Conditional Access
• Experience with; SEC530, CIS Benchmarks, NIST CSF, NIST 800-53, Zero Trust principles
• Experience with the following: Cisco ISE, NAC, 802.1X, RADIUS, TACACS
• Experience with the following products: Palo Alto, F5 Distributed Cloud, Azure WAF, Cisco VPN, Global Protect, F5 BIG-IP
• Experience working in highly regulated environments and leading technical troubleshooting during outages
• Ability to communicate technical issues to technical and executive audiences and an ability to mentor junior engineers
• Experience in achieved or ability to achieve the following certifications: Azure Security Engineer (AZ-500), Azure Network Engineer (AZ-700)
PREFERRED EXPERIENCE:
• Supporting environments with 300+ Network Devices: 3 Years
POSITION SUMMARY: The Client is seeking an experienced Sr Network Security Engineer (Sr NSE) to implement and support the agency’s IT network, cloud, and computing infrastructure. The Sr NSE performs day-to-day activities related to securing VDOTs infrastructure.
RESPONSIBILITIES:
The Sr NSE performs day-to-day activities related to securing, documenting, performing research, analysis, design, and implementation of network and computing related infrastructure.
The Sr NSE will support a hybrid enterprise environment consisting of approximately 300 locations, Palo Alto firewalls, Azure networking, ExpressRoute connectivity, WAF technologies, Splunk SIEM, SD-WAN, and mission-critical public-facing applications. The role partners closely with Infrastructure, Cloud Engineering, and the Information Security Office to maintain the confidentiality, integrity, and availability of network infrastructure.
• Ensures network security architecture aligns with operational security standards prior to and after deployment
• Lead investigation and containment of network security incidents
• Review firewall rule requests and ensure compliance with security standards
• Design and maintain secure hybrid network architecture across on-premises and Azure environments
• Monitor security events using SIEM technologies and coordinate incident response activities
• Perform network security assessments and recommend remediation strategies
• Develop and maintain network security standards, diagrams, and operational documentation
• Support penetration testing and remediation efforts
• Participate in on-call support during critical security incidents
• Responsible for conducting proactive threat hunting and anomaly detection
• Validates WAF and firewall placement and integration exposure/connectivity. Also leads implementation, review, and management of agency WAF(s)
• Identifies and diagnoses system problems and threats by using system logs, line monitors, SIEM, diagnostic software, and test equipment
• Identifies, prioritizes, and remediates network security vulnerabilities
• Must have the ability to provide documentation, network architecture topology diagrams, IP schemes, firewall rules, and access controls when required
• Must have the ability to work independently on assigned projects - **Only those lawfully authorized to work in the designated country associated with the position will be considered.**
- **Please note that all Position start dates and duration are estimates and may be reduced or lengthened based upon a client’s business needs and requirements.**
Benefits:
For information and details on employment benefits offered with this position, please visit here. Should you have any questions/concerns, please contact our HR Department via our secure website.
California Pay Equity:
For information and details on pay equity laws in California, please visit the State of California Department of Industrial Relations' website here.
Rose International is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex, sexual orientation, gender (expression or identity), national origin, arrest and conviction records, disability, veteran status or any other characteristic protected by law. Positions located in San Francisco and Los Angeles, California will be administered in accordance with their respective Fair Chance Ordinances.
If you need assistance in completing this application, or during any phase of the application, interview, hiring, or employment process, whether due to a disability or otherwise, please contact our HR Department.
Rose International has an official agreement (ID #132522), effective June 30, 2008, with the U.S. Department of Homeland Security, U.S. Citizenship and Immigration Services, Employment Verification Program (E-Verify). (Posting required by OCGA 13/10-91.).
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Melody, Consultant
My on-boarding with Rose was outstanding. The packets of information, the process, and great attention to detail each person gave me allowed me to get started quickly.I appreciated each person's friendly and helpful attitude.
Diana, Consultant
It is a great pleasure being a part of the Rose International Team.
Toni, Consultant
Your team at Rose International is always very helpful and responsive.
Barbara, Consultant
The interactions that I have had with your representatives have always been prompt and very professional. I am very pleased and impressed with your company and services.
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EMPLOYEE COMMENTS