Network Engineer - Must have Secret Clearance

Total Systems Technologies; Reston (VA); On-site; USD 90,000 - 160,000; Full time

Benefits offered by this job

Competitive salary and bonuses

Comprehensive health coverage

Flexible work options

Paid time off and holidays

Professional development opportunities

Job summary

A technology services company is seeking a knowledgeable Network Engineer to design, implement, and maintain network infrastructure. The ideal candidate will have 2–5 years of experience along with a Bachelor's degree in Computer Science or IT, and strong knowledge of networking protocols. This position offers a competitive salary range from $90,000 to $160,000, with hybrid work flexibility requiring at least two days on site each week.

Qualifications

• 2–5+ years of experience in network administration or engineering.
• Certifications such as CCNA or CCNP are highly desirable.
• Hands-on experience with SDN technologies.

Responsibilities

• Design, implement, and maintain network infrastructure.
• Troubleshoot complex connectivity issues.
• Collaborate with IT teams to support business objectives.

Skills

Network automation

Networking protocols (BGP, OSPF, TCP/IP, VLANs)

Problem-solving

Collaboration

SDN technologies

Education

Bachelor's degree in Computer Science, IT, or equivalent

Tools

Ansible

SolarWinds

Cisco ACI

RESTful services

Job description

Who Are We?

TSTC is an award-winning, Woman Owned, HUBZone certified Small Business providing services to federal intelligence, law enforcement, civilian and defense agencies. Built upon our Total Service - Total Commitment® cornerstone, TSTC takes pride in our commitment to delivering excellence. Total Service - Total Commitment® is our commitment to our employees, to our teams, and to our clients.

What We Are Looking For:

We are seeking a knowledgeable Network Engineer to design, implement, and maintain network infrastructure. You will be responsible for ensuring high availability, security, and optimal performance of our LAN/WAN systems, routers, firewalls, and switches. The ideal candidate will troubleshoot complex connectivity issues, manage system upgrades, and collaborate with IT teams to support business objectives.

• Demonstrated experience developing network standards, conceptual/logical designs, business cases, ROI analyses, and requirements documentation.
• Proven track record conducting market research, trade studies, proofs‑of‑concept, and technology evaluations/insertions in complex environments.
• Experience maintaining EOL tracking, refresh planning, and BOM development.
• Hands‑on involvement in stakeholder collaboration, requirements gathering, and presenting architectural recommendations for approval.
• Deep expertise in enterprise networking technologies (routing, switching, SD‑WAN, wireless, security, cloud/hybrid connectivity, etc.).
• Strong understanding of network security principles, interoperability resiliency, availability, and compliance frameworks.
• Proficiency in documentation tools and standards (e.g., SDDs, AoA, trade study reports).

Basic Qualifications

• Bachelor’s degree in Computer Science, IT, or equivalent experience.
• 2–5+ years of experience in network administration or engineering.
• Strong knowledge of networking protocols (BGP, OSPF, TCP/IP, VLANs).
• Certifications such as CCNA or CCNP are highly desirable.
• Strong knowledge of network engineering with a focus on network automation.
• Strong knowledge of networking protocols, such as TCP/IP, BGP, OSPF, EIGRP, MPLS, and VLANs.
• Proficiency in network automation and orchestration tools, such as Ansible, NetBox, or SaltStack.
• Hands‑on experience with SDN technologies such as Cisco ACI or VMware NSX.
• Expertise in programming languages, such as Python, JavaScript, or Ruby, for scripting and automation purposes.
• Experience with API integration and RESTful services for interacting with network devices and platforms.
• Knowledge of network monitoring and performance tools, such as SolarWinds, Nagios, or PRTG.
• Familiarity with cloud platforms and services, such as AWS, Azure, or GCP.
• Strong understanding of network security principles and best practices, including firewalls, VPNs, and access control.
• Excellent problem‑solving and analytical skills, with the ability to troubleshoot complex network issues.
• Strong communication and collaboration skills, with the ability to work effectively with cross‑functional teams.
• Demonstrated ability to manage multiple projects and priorities in a fast‑paced, dynamic environment.

Security Clearance And Where You'll Work

• Applicants selected must be a U.S. Citizen.
• Candidates must have at least a Secret Clearance to be considered.
• This position is hybrid and requires at least two days per week on site.

$90,000 - $160,000 a year

Benefits at TSTC

Competitive Salary & Bonuses – Includes personal and team merit bonuses, with salary matching for 401(k) up to 3%.

Comprehensive Health Coverage – Multiple medical, dental, and vision plans, plus HSA and FSA options. 100% TSTC‑paid life and disability insurance, including short‑ and long‑term plans.

Flexible Work Options – Remote work allowed, flexible schedules, and telework opportunities. (varies per position)

Paid Time Off & Holidays – Generous PTO, birthday PTO, and paid holidays.

Professional Development – Continuous performance evaluation process… Dedicated annual budget for educational opportunities.

Comprehensive Wellness Programs – Confidential employee assistance program (EAP). Wellness Resource Group and wellness programs throughout the year.

All TSTC employees operate according to the terms of the specific contract under which they work. They are responsible for fulfilling the duties of the specific job and are accountable for complying with the terms and conditions of their employment, the TSTC Code of Conduct, and with applicable federal, state and local laws.

As TSTC is an Equal Opportunity Employer, we follow current Federal Discrimination Laws and we do not discriminate against any employee or applicant for employment. TSTC does not discriminate against any employee or applicant for employment due to race, color, national origin, citizenship, religion, creed, age, sex, disability, veteran status and liability for service in the U.S. Armed Forces or any other characteristic protected by applicable law.

If you need assistance or an accommodation due to a disability, please email us at [e-mail] or call us at (276) 496‑4458.