Senior Network Engineer (TS/SCI with Poly)

Braxton-Grant Technologies, Inc; Laurel (MD); On-site; USD 135,000 - 215,000; Full time

Benefits offered by this job

Employer-paid health plans

Vision and dental PPO plans

Employer-paid disability insurance

Life and AD&D insurance

Long-term disability insurance

401k plan with employer match

Tuition reimbursement

PTO 160 hours annually

10 paid holidays

Job summary

Braxton‑Grant Technologies, Inc. is seeking a Senior Network Engineer to design, implement, and secure enterprise networks across data centers and cloud integrations.

The role demands TS/SCI clearance with poly, DoD experience, and hands-on work with firewalls, VPNs, IDS/IPS, and hybrid cloud modernization. Applicants should have 10+ years in the field, strong communication skills, and the ability to work onsite at the customer site in Laurel, MD.

Qualifications

• Bachelor’s degree required; 5+ years IT experience may substitute for degree.
• Active TS/SCI clearance with polygraph.
• Ten+ years related experience.
• Certifications such as Security+ CE, CCNA-Security, CySA+, GICSP, GSEC, CND, SSCP.

Responsibilities

• Design, deploy, and support diverse network devices and architectures.
• Optimize performance and dataflow across WAN/LAN/SD-WAN.
• Configure networks to connect front-end and back-end components.
• Guide zero-trust and security-aligned modernization initiatives.
• Provide guidance to junior engineers; develop analytical reports and presentations.

Skills

TS/SCI clearance

Security best practices

Network troubleshooting

Written & verbal communication

Education

Bachelor’s degree in Computer Science or related field

Tools

Cisco IOS

Junos OS

Firewall technologies

Job description

Senior Network Engineer (TS/SCI with Poly)

• Laurel, MD

Job Title: Senior Network Engineer

Location: Laurel, MD

Employment Type: Full Time

Work Arrangement: On-Site

Work Site: Customer Site

Security Clearance: Current Department of Defense (DoD) Top Secret - Sensitive Compartmented Information (TS/SCI) with Polygraph is required.

Due to federal contract requirements, United States Citizenship and position-appropriate security clearance is required.

Position Overview:

Braxton-Grant Technologies is seeking a Senior Network Engineer to provide consulting expertise across all aspects of network and cybersecurity management from network design through implementation, maintenance, modernization, and ongoing operations. This role supports infrastructure planning, system integration, proactive monitoring, and the analysis of network and security technologies, including firewalls, IDS/IPS, VPNs, and related security controls. The Senior Network Engineer will play a key role in maintaining the health and security posture of enterprise networks while supporting modernization initiatives, including the transition of legacy systems and applications to hybrid cloud environments.

Key Responsibilities:

• Design solutions for and integrate, configure, deploy, test and provide support for several types of network devices, interfaces and methodologies;
• Optimize end‑to‑end system performance and dataflow management;
• Configure the network to connect various front‑end and back‑end components;
• Facilitate the implementation of high‑speed, scalable, fault‑tolerant network topologies as applicable to WAN, SD‑WAN and LAN design;
• Minimize network latency and maximize data throughput through design analysis and network performance monitoring tools;
• Implement specific network solutions to support server requirements to include load‑balancing, VPNs, firewall contexts, and network address translation (NAT) where appropriate;
• Support efficient, repeatable inspection processes to support review of all boundary services including but not limited to firewalls, proxies, and VPNs;
• Coordinate with appropriate dataflow organizations and end‑customer recipients, follow‑on data repositories and tasking organizations;
• Work with System Engineers and cross‑organizational teams to define requirements;
• Work with customers to develop test plans and conduct testing of architecture as required;
• Consult on and engineer next‑generation solutions compliant with Agency policies to meet changing security needs, incorporating industry best practices;
• Provide guidance to Junior Network Engineers;
• Perform fact‑finding, analysis, and development of hypothesis/conclusions, production of final recommendation reports, and delivery of presentations.

Required Qualifications:

• Education: Bachelor’s degree in Computer Science, Information Systems, Engineering or a related discipline from an accredited college or university is required. Five (5) years of additional IT experience may be substituted for a bachelor’s degree.
• Active TS/SCI clearance with polygraph.
• Ten (10) or more years of related experience.
• At least one of the following certifications:
  • Security+ CE
  • CCNA‑Security
  • CySA+
  • GICSP
  • GSEC
  • CND
  • SSCP
• At least one of the following certifications:
  • Cisco CCNP Enterprise
  • Cisco CCIE (preferred)
  • Aruba Certified Professional
  • Juniper JNCIP
• Demonstrated experience in at least two (2) of the following technical areas: network troubleshooting and diagnostics; router and switch configuration and management; Cisco IOS and/or Junos OS administration; firewall technologies; LAN/WAN/CAN architectures; hubs, bridges, and gateways; network packet analysis and monitoring tools; and database tools.
• Understanding of Microsoft Azure networking, AWS, scripting, and virtualization.
• Familiarity with Zero Trust networking.
• Experience with providing highly technical and specialized guidance and input towards architecture discussions through best practice consultation.
• Excellent writing and communication skills, including the ability to develop analytical documents and conduct oral presentations.
• Ability to work independently with little direction and guidance.

Desired Qualifications:

• Experience performing DDI (DNS, DHCP, and IPAM) for critical network infrastructure services.
• Experience supporting MultiCloud Fabric (MCF) infrastructure.
• Experience with cloud engineering and modernization.

What We Offer:

Braxton‑Grant is committed to being a place where talented people do their best work. You’ll join a collaborative, high‑performing team that values curiosity, knowledge‑sharing, and continuous improvement. We support your growth through competitive pay, meaningful professional development opportunities, and a comprehensive benefits package designed to help you thrive both at work and beyond.

Pay Range:

$135,000-$215,000

The salary range provided represents the range Braxton‑Grant reasonably and in good faith expects to pay for this position at the time of posting. Actual compensation will be determined based on several factors including government contract labor categories and contract rates, education, relevant work experience, knowledge, skills, and competencies, and certifications. The posted salary range reflects base salary and does not include benefits.

Braxton‑Grant offers a comprehensive benefits package for eligible full‑time employees:

• Employer‑subsidized HSA‑compatible medical plans with out‑of‑network coverage and wellness rewards
• Vision and dental PPO plans
• Employer‑paid short term disability insurance
• Employer‑paid basic life and AD&D insurance
• Voluntary long‑term disability insurance
• Voluntary supplemental disability, hospital protection, accident insurance, critical illness and cancer, and whole life policies
• 401k plan with generous employer match
• Professional development and tuition reimbursement up to $5,250 annually
• Employee referral bonus eligibility
• Up to 160 hours of PTO annually, aligned with applicable state leave regulations
• 10 paid holidays

Company Overview:

Braxton‑Grant Technologies, Inc. is a respected provider of global cybersecurity services, platforms, training, and support for public‑and private‑sector organizations. Serving as trusted advisors to our clients, our security and network specialists are known for their listen‑first approach. We take the time to understand your organization, mission, and priorities before recommending and deploying the most effective and practical solution available. Our engineers are security‑cleared, vendor‑certified U.S. citizens with proven experience in environments from defense to healthcare. We are ISO 9000:2015, 20000‑1:2018, 27001:2013 and 20243 registered, are based in Maryland, and offer a broad array of U.S. government contract vehicles.

Braxton‑Grant Technologies, Inc. is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

Braxton‑Grant Technologies, Inc. is committed to providing an inclusive and accessible hiring process. If you need any accommodations during the application or interview process, please contact HR at 443‑545‑2052 x8006 or [e-mail].