Principal Network Engineer (5010) (US, DC, Tampa, San Antonio) (Secret)

Sorry, this job was removed at 06:17 p.m. (UTC) on Wednesday, Apr 22, 2026
4 Locations
In-Office or Remote
159K-248K Annually
Cloud • Information Technology
The Role
 
The SMX Space and Intelligence (S&I) Business Unit (BU) is on the ground floor across the future remote sensing ecosystem for all orbital regimes (LEO, MEO, HEO, and GEO). We build, integrate, and operationally support our customer's emerging space-ground systems to include real-time data processing frameworks, sensor data processing, and data visualization. We are teamed with the most passionate companies in industry, dedicated to bringing best-of-breed capabilities to address our customers most pressing needs. 
 
We are looking for an amazing Sr. Network Architect to join our energetic team. Successful applicants will bring deep experience with network engineering, a readiness to work hands-on keyboard to solve challenging network problems, a strong collaborative spirit, experience successfully mentoring junior team members, superior problem-solving skills, a passion for security and data protection, and a clear focus on supporting customer needs.
 
Work will be performed in Colorado. Please apply to this role if you have interest in relocating to Colorado.

Essential Duties & Responsibilities

  • Design and deploy highly performant, secure data center networks (LAN, WLAN, WAN) as a member of product teams and corporate infrastructure teams
  • Configure and install, routers, and other network devices
  • Monitor key network indicators (e.g., network performance, device health, status, integrity, etc.)
  • Resolve issues escalated by lower service desk tiers by troubleshooting deployed, cloud, and local infrastructure
  • Automate tasks and monitor their effectiveness
  • Mentor team members on technical issues 
  • Create, oversee, and test security measures (e.g., access authentication and disaster recovery)
  • Communicate with users to design and field optimal solutions
  • Design and implement solutions to deliver superior network performance, capacity and scalability
  • Maintain complete technical documentation
  • Other duties as assigned

Required Skills & Experience 

  • Secret clearance
  • 8+ years of industry experience as a Network Engineer or Network Administrator
  • Professional experience in data center network architecture and design using spine-leaf topology.
  • CCIE (Data Center) or CCNP (CCIE highly preferred)
  • Proficiency with network security principles, including monitoring, hardening, threat models, common vulnerabilities, and access control models
  • In-depth understanding of communication protocols (mainly TCP/IP) and routing protocols (e.g., BGP, OSPF)
  • Experience working with and troubleshooting OSI network layers for TCP/IP networks, via physical and software-based diagnostics and tools
  • Experience planning, deploying, and troubleshooting WAN, firewalls, LAN, DNS, VLANs, static and dynamic IP addressing, remote and point to point VPNs in on premises, cloud and hybrid environments such as Amazon Web Services and Microsoft Azure
  • Working knowledge of Storage Area Networks (SANs) Experience with Dell or legacy Brocade switches is a plus
  • Experience configuring networks using a Fibre Channel Switch Fabric topology
  • Familiarity with application layer network and firewall configuration in Linux and VMware systems
  • Hands on experience with TACACS, Radius, authentication services and servers.
  • Experience with network diagnostic, monitoring and analysis tools (e.g., SolarWinds network tools, packet analyzers)
  • Strong understanding of network operating systems (Cisco IOS preferred)
  • Proficiency with Linux and Windows operating systems 
  • Sharp troubleshooting skills
  • Ability to work independently
  • Excellent organizational and mentoring skills
  • Demonstrated attention to detail
  • Good verbal and written communication skills

Desired Skills & Experience 

  • At least 5 years of ongoing professional experience with Dell switches, servers and SAN
  • Security+ certification 
  • At least 5 years of ongoing professional experience with network-attached storage (NAS) and/or Storage Area Network (SAN) configuration and maintenance

Application Deadline:  June 22, 2026

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The SMX salary determination process takes into account a number of factors, including but not limited to, geographic location, Federal Government contract labor categories, relevant prior work experience, specific skills, education and certifications. At SMX, one of our Core Values is to Invest in Our People so we offer a competitive mix of compensation, learning & development opportunities, and benefits. Some key components of our robust benefits include health insurance, paid leave, and retirement.

The proposed salary for this position is:
$158,500$247,600 USD

At SMX®, we are a team of technical and domain experts dedicated to enabling your mission. From priority national security initiatives for the DoD to highly assured and compliant solutions for healthcare, we understand that digital transformation is key to your future success.

We share your vision for the future and strive to accelerate your impact on the world. We bring both cutting edge technology and an expansive view of what’s possible to every engagement. Our delivery model and unique approaches harness our deep technical and domain knowledge, providing forward-looking insights and practical solutions to power secure mission acceleration.

SMX is an Equal Opportunity employer including disabilities and veterans.

Selected applicant may be subject to a background investigation and/or education verification.

SMX does not sponsor a new applicant for employment authorization or immigration related support for this position (i.e. H1B, F-1 OPT, F-1 STEM OPT, F-1 CPT, J-1, TN, E-2, E-3, L-1 and O-1, or any EADs or other forms of work authorization that require immigration support from an employer).

SMX Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about SMX and has not been reviewed or approved by SMX.

  • Fair & Transparent Compensation Salary ranges are publicly listed on many postings and a pay transparency statement clarifies how location, contract, and credentials influence offers. This visibility helps set clear expectations around compensation.
  • Leave & Time Off Breadth About four weeks of PTO plus 11 paid federal holidays are highlighted in careers materials. Paid military leave on some roles further expands time‑off coverage.
  • Retirement Support A 401(k) with a dollar‑for‑dollar match on the first 5% and immediate vesting is called out in role descriptions. Traditional and Roth options support long‑term savings.

SMX Insights

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The Company
HQ: Hollywood, MD
1,413 Employees
Year Founded: 1995

What We Do

SMX is a global technology and advanced engineering provider specializing in Cloud Solutions, C5ISR, and Advanced Engineering / IT. Our tradition of delivering innovative, technical solutions dates back to 1995, however, you may know us better by one of our legacy company names: Trident Technologies, Smartronix, Datastrong, or C2S Consulting Group. With the support of OceanSound Partners, our private equity investment sponsor, we began operating as one business starting in 2019 and became SMX in 2021. We operate in close proximity to our clients around the globe and have core locations in Alabama, California, the DC Metro, Florida, Hawaii, Maryland, and Massachusetts. Today, as SMX, we are one team and together empower government and commercial enterprises to become more effective, innovative, and resilient, no matter what challenges they face. SMX offers competitive benefits, excellent work environments, and growth opportunities for our employees while continuing to expand operations and support our communities. We have more than 25 years of rapid and consistent growth with continuous recognition as an employer-of-choice technology company. In addition, we have earned coveted industry quality and business certifications; have a strong commitment to business partnerships, ethics, compliance, and sustainability; and have a multitude of premier contracting vehicles. The combination of these attributes allows us to provide sound, repeatable business solutions yet remain flexible and agile to quickly adapt to specific customer requirements. Committed to ensuring the highest levels of customer satisfaction, SMX is structured around the programs and technologies we support to provide optimal and seamless operations. We have maintained a reputation for excellence, helping to assure the missions of our Department of Defense, Public Sector, Fortune 1000, and other Government and commercial customers.

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