The Role
At INflow Federal, we’re not just building infrastructure—we’re shaping the future of national defense. We design and engineer secure, intelligent systems that empower mission success through the seamless integration of human insight and machine capability. With deep roots in Department of Defense (DoD) networks and a commitment to operational excellence, we deliver infrastructure that fuels advanced analytics, AI/ML, and data-driven decision-making at scale. Every project is an opportunity to tackle complexity head-on and build solutions that make a real-world impact. Join INflow and help lead the charge toward a smarter, more connected defense landscape.
About This Position:
INflow Federal is seeking a Sr Network Engineer to join our team! In this role, you will contribute to the DoD warfighter mission through your passion for technology.
This advanced network infrastructure includes Cisco, Aruba, Brocade, Juniper, Riverbed, and McAfee network devices, encompassing Routers, Switches, Access Points, Intrusion Prevention Systems (IPS), Virtual Private Networks (VPN), and WAN Accelerators. The role requires a deep understanding of network security principles and the ability to integrate security measures across the entire network stack.
Here, your work is more than a job—it's a journey in innovation. With opportunities to work on high-impact projects, access to the latest technologies, and a culture that thrives on creativity and collaboration, INflow Federal is where your expertise can truly make a difference.
Job Duties
- Lead the implementation of secure network architectures, ensuring robust protection for over 20,000 users across diverse network segments.
- Conduct advanced troubleshooting and incident response for complex network and security issues, covering layers 1-7 of the OSI model.
- Oversee and perform secure installations and upgrades of network infrastructure, including routers, switches, COMSEC/TACLANES, IPS systems, wireless controllers, and WAN accelerators.
- Develop and maintain security baselines for all network devices, ensuring compliance with industry standards and organizational policies.
- Serve as the primary escalation point for complex network security issues, providing expert guidance to junior team members.
- Lead the implementation and management of network access control (NAC) solutions to enhance overall network security posture.
- Conduct regular security assessments, vulnerability scans, and penetration tests on network infrastructure to identify and mitigate potential vulnerabilities.
- Develop and maintain documentation for network security architectures, policies, and procedures.
- Collaborate with cross-functional teams to ensure that security measures are integrated into all aspects of network operations and projects.
- Stay current with emerging threats and security technologies, providing recommendations for continuous improvement of the network security infrastructure.
- Manage and optimize the performance of security tools such as firewalls, IPS/IDS, and VPNs to balance security requirements with network performance.
- Lead training sessions and workshops to enhance the security awareness and skills of the broader IT team.
- Provide Information Assurance Subject Matter Expertise (SME) and thought leadership for the largest Intranet in the world. A qualified candidate for this position would be responsible for network design, integration, test, security, and implementation of Transport Services for the as-fielded NMCI network.
- - Audits and Reviews STIG compliant configuration baselines, versioning, and compliance tracking.
- - Test and Validate Automation and best practice insertion opportunities.
- - Leads development of SOPs/TTPs.
- - Continuous Service Improvements (CSI).
- - System performance tuning and enhancements.
- - Create and maintain Engineering Implementation Plans (EIP).
- Plans and executes network upgrades and maintenance activities with the NMCI Operations Manager, NOC Lead, Release Management team and other key stakeholders.
- Tier III escalation support and vendor engagement supporting Incident Management activities.
- Active participation in Root Cause Analysis for Problem Management activities.
Collaborates with Network Domain Architects to define and/or continuously improve:
What we're looking for
- Senior network engineer with 8+ years of experience in Ethernet and IP data engineering, with a strong focus on network security and information assurance (IA).
- Extensive experience in designing, implementing, and maintaining secure network architectures in large-scale LAN/MAN/BAN/WAN environments.
- Advanced knowledge of the OSI Model and its security implications at each layer.
- Proven expertise in operational support, configuration, and security hardening of network devices including servers, routers, switches, and associated software tools.
- In-depth understanding of secure routing protocols such as OSPF, BGP, and EIGRP, including their security extensions and best practices.
- Extensive hands-on experience with wireless security, VPN technologies, IPS/IDS systems, and WAN accelerators, with a focus on maintaining security in optimized network environments.
- Strong background in network security compliance frameworks (e.g., NIST, ISO 27001, FISMA) and ability to implement security controls accordingly.
- Experience with security information and event management (SIEM) tools and network behavior anomaly detection (NBAD) systems.
- Proficiency in scripting and automation for network management and security tasks (e.g., Python, Ansible).
- Extensive knowledge of defense-in-depth principles, Network and Security architecture, network topology, IT device integrity, and common security elements.
Certification Requirements
- IAT III Required (CISSP, CASP+, CCNP Security, GCED, GCIH or CISA)
Clearance Requirements
- Secret
About INflow Federal
Founded in 2013, INflow Federal is a mission-driven small business delivering cutting-edge solutions in Network Modernization, Cybersecurity, and Data Modernization to support Joint Force operations across 20+ states. We’re proud to serve customers like the U.S. Navy, Marine Corps, and other federal agencies.
Our strength comes from our people—especially the Veterans who make up over 50% of our workforce. Through our Veteran Outreach Program and employee-first culture, we invest deeply in professional growth, well-being, and innovation.
Known for our agility, transparency, and integrity, INflow combines real-world experience with emerging technologies like AI/ML to help our customers lead in a rapidly evolving defense landscape. We empower both our employees and mission partners to stay ahead—driving smarter, faster, and more secure outcomes.
Citizenship Requirements
INflow Federal is a defense contractor. Due to legal requirements, candidates must be US Citizens to be considered for employment.
Other Notes
- Some travel may be required: Must have valid driver’s license and transportation. This is subject to change at the direction of the customer.
Other:
- Candidate must have the ability to lift up to 50 lbs.
Must have willingness to perform duties not listed in the job description as required by INflow and our customer.
Equal Opportunity Employer
Diversity and Inclusion
INflow provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.
This commitment applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, leaves of absence, compensation, and training. Job applicants and employees are evaluated solely on job-related qualifications and experience.
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The Company
What We Do
INflow Federal was founded in 2013. The “INflow difference” begins with a simple belief encompassing the importance of employee culture. We are obsessed with our people and have demonstrated year-over-year that our employee-focused approach leads to customer success.
As a leading Small Disadvantaged Business (SDB) innovator, we offer proven expertise in Network Modernization, Cybersecurity, Digital Modernization and Joint Force Mission Operations. We serve our federal government customers in over 20 states domestically to include the United States Navy (USN), United States Marine Corps (USMC), National Reconnaissance Office (NRO) and Joint Forces.
At INflow, US Military Veterans have continuously paved the path ahead for our customers. We developed a homegrown “Veteran Outreach Program” focused around attracting and hiring transitioning military personnel and has resulted in veterans representing over 50% of our company.
Simplifying the customer experience requires everyone within our organization to work together. Our leadership communicates transparently with our team on a regular basis with a commitment to do the right thing for all those we serve. Our customers recognize doing business with INflow means working with people who consistently deliver with agility, passion and integrity.
This is how INflow continues to evolve, grow and accompany our customers into the future of mission systems and operations.
Visit us at www.INflowFed.com.
