Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Network Engineer - Must have Secret Clearance

TSTC

Job Description

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 a least a Secret Clearance to be considered. 
  • This position is hybrid and requires at least two days per week on site. 

The posted range is likely, however, is not a guarantee of compensation or salary. 

Salary will be based on experience, geographic location, and contractual requirements and may fall outside of the posted range. 

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 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  View email address on ziprecruiter.com or call us at View phone number on ziprecruiter.com.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

Vacancy posted 14 days ago
Similar jobs that could be interesting for youBased on the Network Engineer - Must have Secret Clearance in Reston, VA vacancy
  •  ...improve Information System networking performance and compliance...  ..., voice over IP, video engineering, data center engineering,...  ...confirmed. Security Clearance: The successful candidate must have an active U.S. Government Top Secret Security Clearance with a... 
    Secret clearance
    Work at office
    Local area
    Flexible hours

    J5 Consulting

    Herndon, VA
    4 days ago
  •  ...software, hardware, and network security. If you want...  ...MAXISIQ is seeking engineering professionals to support...  ...Qualifications Clearance:  ~ Candidate must possess an active Top Secret/SCI clearance with Full...  ...JNCIP) certifications, or have equivalent experience in... 
    Secret clearance
    Full time
    Local area
    Early shift

    MAXISIQ, Inc.

    Dulles, VA
    20 days ago
  •  ...services. We’re a nonprofit engineering, applied research,...  ...and Tactical Networking Department within MITRE...  ...Ability to obtain a DoD Secret security clearance.Per the U.S....  ...eligibility requirements, you must be a U.S Citizen to...  ...candidate is expected to have some experience in... 
    Secret clearance
    Work experience placement
    Internship
    Local area
    Immediate start

    Mitre

    McLean, VA
    7 days ago
  • OverviewWe are seeking an experienced Senior Network Engineer to support a mission-focused enterprise environment,...  ...and support knowledge sharing across teamsDo you have what it takes?• Must have a Top Secret Clearance with Polygraph• Bachelor’s or Master’s degree in... 
    Secret clearance

    VTG

    Chantilly, Loudoun County, VA
    3 days ago
  • $112k - $179k

    ResponsibilitiesPeraton is seeking a Senior Network Engineer to support our Department of...  ...:An active Top Secret clearance with SCI eligibility and the...  ...Bachelor’s degree.Candidate must meet DoD 8140 intermediate...  ...and subnetting.You have 3-5 years of experience operating... 
    Secret clearance
    Contract work
    Local area
    Shift work

    Peraton Corporation

    Chantilly, Loudoun County, VA
    7 days ago
  •  ...Information System networking performance and compliance...  ...Contractor shall have the following...  ...information science, systems engineering, or a related...  .... Security Clearance: The successful candidate must have an active U.S. Government Top Secret Security Clearance... 
    Secret clearance
    For contractors
    Local area
    Immediate start

    J5 Consulting

    Chantilly, Loudoun County, VA
    4 days ago
  •  ...improve Information System networking performance and compliance...  ...for the architecture, engineering, implementation, and operation...  ...confirmed. Security Clearance: The successful candidate must have an active U.S. Government Top Secret Security Clearance with a... 
    Secret clearance
    Work at office
    Local area
    Immediate start
    Worldwide
    Overseas

    J5 Consulting

    Chantilly, Loudoun County, VA
    8 days ago
  • $100k - $150k

     ...Description What Impact You'll Have Northstrat, a GRVTY company is seeking an experienced Network Engineer to provide sustainment support...  ...network architectures. What You Must Have Must have an active US government secret clearance with the ability to be about... 
    Secret clearance
    Contract work
    Local area
    Immediate start

    GRVTY

    Arcola, VA
    22 days ago
  • $125.1k - $225.2k

     ...an experienced Systems Engineer/Analyst with exposure to...  ...Required Skills You’ll Bring:Must have an active TS/SCI...  ...understanding of computer networking and communication protocols...  ...Clearance Requirement:An active Top Secret SCI security clearance is... 
    Secret clearance
    Full time
    Flexible hours

    Parsons

    Centreville, VA
    5 days ago
  •  ...Description Northstrat is seeking an experienced Network Engineer to provide sustainment support for the network enterprise...  ...network architectures. Requirements ~ Must have an active US government secret clearance with the ability to be about to obtain a TS/SCI clearance... 
    Secret clearance
    Full time
    Contract work
    Work experience placement
    Local area
    Flexible hours
    Weekend work
    Weekday work

    Northstrat

    Arcola, VA
    25 days ago
  •  ...T) is seeking an experienced Senior Network Engineer to provide enterprise network engineering...  .... Minimum Experience: Must have 8+ years of progressively responsible...  ...experience. Must have an active DoD Secret security clearance. Must have a Cisco Certified... 
    Secret clearance
    Temporary work

    Agil3 Technology Solutions (A3T)

    McLean, VA
    15 days ago
  •  ...Requisition #: 1811 Job Title: Network Design Engineer  Location: Hanover,...  ...VA; Fort Belvoir, VA Clearance Level: Active SECRET required to start, TS...  ...Clearance or higher Must be able to travel up to 3...  ...and satisfaction have an outsized effect on everything... 
    Secret clearance
    Temporary work

    Agile Defense

    McLean, VA
    19 days ago
  • $93k - $141k

     ...Description Position Title:  Senior Network Engineer  Requisition ID: 1878...  ...capacity, the engineer must be knowledgeable in the...  ...Possesses current US DoD Secret level clearance  Strong knowledge of TCP/...  ...or applicants because they have inquired about, discussed,... 
    Secret clearance
    Full time
    Temporary work
    For contractors
    Work experience placement
    Local area

    Trident Systems LLC

    Fairfax, VA
    23 days ago
  • $120k - $175k

     ...Information TechnologyJob Location: Herndon, VirginiaSecurity Clearance: Top SecretBusiness Unit: Zachary PiperDivision: Federal SubcontractingPosition...  ...their adherence.Required Skills and Experience:Active Top Secret Clearance: Vital for our security-focused projects.Java... 
    Secret clearance

    ZP Group

    Herndon, VA
    4 days ago
  •  ...services. We’re a nonprofit engineering, applied research,...  .... The Intelligent Network Services Department...  ...levels. Our engineers have expertise in research...  ...yet have experience Must have an active Top Secret U.S Government issued Security Clearance. Must be eligible to... 
    Secret clearance
    Work experience placement
    Internship
    Local area

    Jobleads-US

    Mc Lean, VA
    3 days ago
  • $119.8k - $234.7k

     ...are the Customer Advocacy & Engineering (CAE) team within Microsoft Specialized...  ...Other Requirements:Security Clearance Requirements: Candidates must be able to meet Microsoft,...  ...successful candidate must have an active U.S. Government Top Secret Clearance with access to... 
    Secret clearance
    Ongoing contract
    Local area

    Microsoft

    Reston, VA
    5 days ago
  • $81.5k - $167.64k

     ...experienced and driven Software Engineer to lead and oversee mission-...  ...Bring With You: Active Top Secret Clearance  (Interim TS will be considered...  ...note that this application must be submitted directly by the...  ...to ensure that all candidates have an equal opportunity to succeed... 
    Secret clearance
    Full time
    Contract work
    Work experience placement
    Interim role
    Work at office
    Remote work

    ICF

    Reston, VA
    3 days ago
  • $114.6k - $252.1k

     ...TechnologyTime Type: Full timeMinimum Clearance Required to Start:...  ...documentation.Qualifications:Required: Must be a U.S. Citizen and able to...  ...or DoD programs.Active Secret clearance or higher.This position...  ...customers - every day. You’ll have the autonomy to take the time... 
    Secret clearance
    Contract work
    Work experience placement
    Immediate start
    Remote work
    Flexible hours

    CACI International

    Reston, VA
    7 days ago
  • $145.46k - $193.94k

    Lumen is the trusted network for the AI‑powered world,...  ...RoleThe Lead IT Systems Engineer is a Network Engineer...  ...regulations.TS/SCI security clearance required.The Main...  ...Office apps and MS Visio.Must possess considerable business...  ...questions you may have about our bonus... 
    Temporary work

    Lumen Technologies

    Herndon, VA
    3 days ago
  • $99k - $225k

    Network EngineerThe Opportunity:As a Lead Network Engineer on our team, you’ll lead network integration, system testing,...  ...Join us. The world can’t wait.You Have: 10+ years of experience with...  ...access to classified information; Secret clearance is required.  CompensationAt... 
    Secret clearance
    Full time
    Contract work
    Part time
    Local area
    Remote work

    Booz Allen Hamilton

    McLean, VA
    3 days ago
  •  ...clerical staff and overall tracking of billeting assignments (Lead).QualificationsMinimum RequirementsActive in scope Secret security clearance.Must have a minimum of three (3) years of experience in the hospitality industry.Additional InformationWork EnvironmentMust... 
    Secret clearance
    Contract work
    Work at office
    Worldwide
    Overseas

    SOSi

    Reston, VA
    3 days ago
  •  ...overseas location.Essential Job DutiesMust have a willingness to work on a call-in...  ...RequirementsActive in scope Secret security clearance.Must have a minimum of five (5) years of experience...  ...-back capability of a professional engineer licensee resource available that... 
    Secret clearance
    Contract work
    Worldwide
    Overseas

    SOSi

    Reston, VA
    3 days ago
  •  ...patterns for compute, network connectivity, and...  ...architecture, systems engineering, or infrastructure engineering...  ...to 10 percent. · Must possess an active...  ...hire. · Active Top Secret/SCI security clearance. Preferred...  ...Work environment will have moderate noise when working... 
    Secret clearance
    Full time
    Work at office
    Remote work

    Global C2 Integration Technologies

    Reston, VA
    a month ago
  • $140k - $157k

     ...to our customers and partners. We have a top-tier portfolio of...  ...Details:Position SummaryThe Principal Network Engineer serves as a senior technical leader...  ...programs or operational environments.Clearance & Travel RequirementsActive Top Secret clearance required with SCI... 
    Secret clearance
    Full time
    Work at office

    Cubic Corporation

    Ashburn, VA
    6 days ago
  • $77.6k - $176k

    Network EngineerThe Opportunity:As a Network Engineer, you will be expected to configure and operate Cisco platforms such...  ...IOS‑based routers. You may also have responsibility in supporting...  ...access to classified information;Secret clearance is required.CompensationAt Booz... 
    Secret clearance
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    McLean, VA
    5 days ago
  • Position Summary:The Sr. Network Engineer possesses expert-level knowledge in the design, implementation...  ...services environment preferred.Top Secret clearance preferred or able to obtain...  ...national within U.S.). The incumbent must be able and available to travel via plane... 
    Secret clearance
    Full time
    Remote work

    Red River

    Chantilly, Loudoun County, VA
    6 days ago
  • $122.87k - $208.89k

     ...into intelligence and provides engineering, integration and sustainment...  ...We are looking for experienced Network Engineers to join our technology...  ...accident insurance. We also have an employee assistance program...  ...potential of our workforce, everyone must feel confident being their... 
    Full time
    For contractors
    Local area
    Remote work
    Flexible hours

    BAE Systems

    Herndon, VA
    10 days ago
  • Opening for Core Network Engineer to support the customer’s various WAN networks, in providing...  ...Experience, and Education: Candidate must have 16 years of experience that can be a combination...  ...2 certification requirements.Required Clearance: Active TS/SCI with CI Poly.CyberCore... 

    CyberCore Technologies

    Reston, VA
    3 days ago
  •  ...service team.Provide complete, high quality meal service.Have overall ability and willingness to work in a challenging food...  ....QualificationsMinimum RequirementsActive in scope Secret security clearance.Must have either: An associate’s degree in culinary arts, with... 
    Secret clearance
    Contract work
    Worldwide
    Overseas

    SOSi

    Reston, VA
    3 days ago
  •  ...Enthusiasm, and Team Focus.Opportunity for a Network Engineer(TS/SCI Poly)Job Description:Resources...  ...:Active TS/SCI Poly.Recommended to have completed undergraduate Computer Science...  ...provider environment is preferred. This time must include troubleshooting routing,... 
    Apprenticeship
    Work at office

    CyberCore Technologies

    Reston, VA
    3 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Network Engineer - Must have Secret Clearance. Be the first to apply!