Senior Network Engineer
Read straight from M9 Solutions's careers page, verified 2d ago.Seekless can tailor your résumé to it.
Seekless can write your résumé for this posting first.
Before you apply
Salary$60k – $180k
LocationPerm Division, Springfield, VA - Top Secret clearance required
Work modeon-site
Typefull-time
SenioritySenior
Experience12–15 yrs
DepartmentM9 Team Member
Company size201–500 people
PostedOct 13, 2026 · 3w ago
Verified live2d ago
At a glanceSummarised by Seekless from the posting.
Top Secret security clearance
Bachelor's degree and 12–15 years of prior relevant experience
Cisco Certified Network Professional (CCNP) certification
Experience with engineering, deployment, and operations of LAN and WAN switches and firewalls
Working knowledge of defense-in-depth principles, network/HW/SW security architecture, network topology, IT device integrity, and common security elements
Experience with and proven methods for managing the information security incident lifecycle
Network management experience with SolarWinds, WhatsUp Gold, NetQoS, or NetBrain
Cross-platform familiarity and experience with VMware, Linux, Microsoft Server, and AD
Top Secret clearance with the ability to obtain a government Entry on Duty (EOD) suitability determination
Master's degree from an accredited college or university in IT Management, Engineering, or a related field
Proven experience (10+ years) in IT service delivery management
Experience with User Activity Monitoring products and platforms
Experience with Everfox High Speed Guard Platform
Experience with Cisco, Juniper LAN/WAN network infrastructure
Experience with Palo Alto Firewalls
Certified Information Systems Security Professional (CISSP)
Cisco Certified Network Professional (CCNP) - Security
Palo Alto Networks Accredited Configuration Engineer (ACE) - PAN-OS 7.0 Version
Skills
Cisco 2900
Cisco 4500
Cisco 9300
Cisco 9400
Cisco 6800
Cisco Nexus 9000
Cisco Firepower
Cisco ASA
SolarWinds
WhatsUp Gold
NetQoS
NetBrain
VMware
Linux
Microsoft Server
AD
Everfox High Speed Guard Platform
Juniper
Palo Alto Firewalls
About the company
M9 Solutions is dedicated to providing IT services and solutions to the Federal Government by mobilizing the right people, skills, clearance levels, and technologies to help organizations that desire improved performance and modern, sustainable change. M9 has provided quality IT services and support to more than 30 Federal Agencies and multiple commercial customers nationwide. Our capabilities include IT Talent Solutions, Data Delivery & Analytics, Cyber Security, Cloud Migration, Applications and Infrastructure, Software Development, and Finance & Accounting.
About the role
M9 Solutions is seeking a Senior Network Engineer to work on-site in support of a government contract for a client located in Springfield, VA. An active Top Secret clearance is required.
Responsibilities
•
Supports the network infrastructure, performs all routine maintenance activities, provides guidance on upgrades and system recapitalization, and performs availability/capacity management.
•
Oversees High Speed Guard Cross Domain solution that supports the transfer of data between multiple classification domains.
•
Supports all documentation to effectively capture the configuration baseline.
•
Designs and supports system recapitalization plans to account for capacity growth and changes as directed by the customer.
•
Serves as the subject matter expert on all network infrastructure.
•
Installs, configures, and maintains equipment including Cisco network and firewall gear (Cisco 2900, 4500, 9300, 9400, 6800, Nexus 9000, Cisco Firepower, and ASA).
•
Builds firewall policy and optimized rule sets for improved efficiency and threat prevention.
•
Deploys new network configuration to meet NIST/FISMA/STIG compliance requirements.
•
Supports ATO reviews and audits.
Required Skills and Qualifications
•
Top Secret security clearance.
•
Bachelor’s degree and 12–15 years of prior relevant experience. Additional education and experience may be considered in lieu of a degree.
•
Cisco Certified Network Professional (CCNP) certification.
•
Experience with engineering, deployment, and operations of LAN and WAN switches and firewalls, ensuring seamless integration into existing network infrastructure.
•
Working knowledge of defense-in-depth principles, network/HW/SW security architecture, network topology, IT device integrity, and common security elements.
•
Experience with and proven methods for managing the information security incident lifecycle, including incident response, mitigation, post-action reporting, and mapping a path forward.
•
Network management experience with SolarWinds, WhatsUp Gold, NetQoS, or NetBrain.
•
Cross-platform familiarity and experience with VMware, Linux, Microsoft Server, and AD.
•
Top Secret clearance with the ability to obtain a government Entry on Duty (EOD) suitability determination.
Preferred Skills and Qualifications
•
Master’s degree from an accredited college or university in IT Management, Engineering, or a related field.
•
Proven experience (10+ years) in IT service delivery management.
•
Experience with User Activity Monitoring products and platforms.
•
Experience with Everfox High Speed Guard Platform.
•
Experience with Cisco, Juniper LAN/WAN network infrastructure.
•
Experience with Palo Alto Firewalls.
•
Certified Information Systems Security Professional (CISSP).
•
Cisco Certified Network Professional (CCNP) - Security.
•
Palo Alto Networks Accredited Configuration Engineer (ACE) - PAN-OS 7.0 Version.
Full-Time Employee Compensation
•
M9 Solutions’ pay range for this position is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include, but are not limited to, responsibilities of the position, education, experience, knowledge, skills, abilities, as well as internal equity, location, alignment with market data, applicable bargaining agreement (if any), or other law.
•
M9 Benefits - https://m9solutions.com/why-join-m9/#our-benefits
Salary Range
$60,000—$180,000 USD
Legal
M9 Solutions, LLC (M9) is a Federal subcontractor and complies with all applicable federal laws prohibiting discrimination in employment, including Title VII of the Civil Rights Act of 1964 and the Americans with Disabilities Act (ADA). M9 also adheres to the affirmative action requirements of the Vietnam Era Veterans’ Readjustment Assistance Act (VEVRAA), ensuring equal opportunity for protected veterans. If you wish to voluntarily share that you are an individual with a disability, you are welcome to do so at any point in the application or employment process; M9 does not require this information, and it will not affect your candidacy. If you need accommodation during the application process or encounter difficulties using our website, please contact our Human Resources Department at [email protected] or 703-936-0880.
M9 Solutions is a proud participant in the Virginia Values Veterans (V3) program and supports the Military Medics and Corpsmen (MMAC) initiative, demonstrating our commitment to hiring and supporting veterans, transitioning service members, military spouses, and dependents.
With 15+ years of proven delivery and growth, M9 Solutions is a unique small business with credible past performance and key capabilities offering project management services, solution architects, business analysts, program managers, technical architects, and technical consultants. M9 was recognized as an Inc. 5000 Fastest-Growing Private Companies in 2021, 2020, 2019, 2018, 2017, 2016, and 2012. M9 Solutions believes that work should be fun, rewarding, and something everyone can be excited about. We offer a competitive compensation package and value diverse perspectives in driving the vision of the company.