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

Network Engineer III

$75.2k - $158.1k

Caci Inc

Network Engineer III Job Category: Information Technology Time Type: Full time Minimum Clearance Required: TS/SCI Employee Type: Regular Travel: Up to 10% local Opportunity Team CACI has an exciting and challenging opportunity for a Network Engineer who performs research, requirements analysis, design, installation, documentation, troubleshooting and sustainment of local‑ and wide‑area network hardware and services. The role involves developing system specifications, architecture designs, integration and test plans, and all relevant documentation. It also requires risk management and mitigation strategy development and ensuring compliance with QA standards and service performance indicators. Experience in reviewing mission‑related change requirements such as RFCs and CRQs and determining impacts on transport activities, as well as in complex telecommunications applications, is essential. Responsibilities Focus on requirements analysis, development and implementation. Engineer and implement solutions for projects based on customer change requests. Serve as the technical representative for assigned projects. Provide recommendations on newly submitted actions items. Coordinate issues with the appropriate owners/organizations. Provide concurrence on decisions or recommendations by assigned suspense. Elicit requirements using interviews, document analysis, surveys, site visits, scenarios, business analysis and test/workflow analysis. Write requirement specifications according to standard templates. Decompose high‑level business and user requirements into functional requirements. Represent requirements using alternative views such as analysis models (diagrams). Perform requirement analysis and verification, ensuring statements are complete, consistent, concise, comprehensible, traceable, feasible, unambiguous and conform to standards. Manage requirements traceability information and track status throughout the review process. Identify requirement errors and defects, and write response statements to appropriate owners/organizations. Support network traffic analysis and bandwidth optimization to ensure performance and availability objectives. Evaluate and report on new/emerging network and communication technologies to enhance capacity, performance and reliability. Evaluate and recommend changes or technology upgrades to address performance, standardization and industry best practices. Follow all customer network security processes and procedures, ensuring compliance with all government policies. Develop and maintain network architecture diagrams. Qualifications Active TS/SCI clearance (ability to obtain and maintain a CI polygraph). Bachelor's degree in a related field or equivalent experience. Minimum 5 years of related technical experience in network and transport technologies. Minimum 5 years of experience with large‑scale enterprise/global networks in a high‑paced diverse environment. Ability to work independently with little direction and guidance. Experience with network design, engineering, and implementation (advanced level); creation of network‑related Rough Order Magnitude equipment lists and costing. Ability to estimate labor for planning, engineering, procurement, and installation of complex enterprise transport solutions. Understanding of DISA and IC standards and processes. Excellent writing and communication skills, including analytical documents and oral presentations to senior/executive management. Understanding of requirements engineering across hardware/software development life cycles in a team environment. Knowledge of product management concepts and how enterprise network products are positioned and implemented. Proficiency with MS Office Suite – Visio, Word, Excel, PowerPoint. Benefits Culture of integrity and trust, flexible time‑off benefit, robust learning resources, and opportunities for continuous growth. Pay Range $75,200 – $158,100 (based on factors such as location, contract category, experience, skills, education, and certifications). Competitive compensation, benefits, and learning opportunities are offered. CAA is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic. #J-18808-Ljbffr CACI International Inc

Vacancy posted 5 days ago
Similar jobs that could be interesting for youBased on the Network Engineer III in Saint Louis, MO vacancy
  • $130k - $140k

     ...accelerate the interoperability and resiliency of mission-critical systems. What will you be doing? WWT is looking for a Network Engineer III on an Enterprise Zero Trust Program for a DoD client supporting installation, migration, and configuration activities at... 
    Suggested
    Full time
    Remote work
    Shift work

    World Wide Technology

    Maryland Heights, MO
    2 days ago
  •  ...Description Job Title: Cyber Security Engineer Location: St. Louis, MO Work Model:...  ...coordination across government systems and networks. The Cyber Security Engineer will collect...  ...Preferred Qualifications IAT Level III certification. DoD 8140.01 and DoD 857... 
    Suggested
    Contract work
    Local area

    System One

    Saint Louis, MO
    24 days ago
  • $44.7 - $52.4 per hour

    Cyber Security Engineer III Apply ( remote type Hybrid locations MO - Kansas City Downtown/Plaza - Kansas City - KC Downtown Trust Building...  ...catalysts of transformation who power applications, secure networks, and implement cutting-edge initiatives that propel our... 
    Suggested
    Hourly pay
    Full time
    Work at office
    Remote work
    Shift work
    1 day per week

    Commerce Bank

    Saint Louis, MO
    21 hours ago
  • $140k - $150k

     ...Senior Network Engineer Our work depends on a Sr. Network Engineer with TS/SCI security clearance and willing to take CI Polygraph in joining...  .../deployment and solution development/design Provide tier III SME level support within the incident management process... 
    Suggested

    D2 Consulting

    Saint Louis, MO
    4 days ago
  • $122k - $147k

    Senior Network Engineer Springfield, VA or St. Louis, MO Active TS (SCI eligibility) clearance and eligibility to obtain a CI poly At Bcore,...  ...integration/deployment and solution development/design Provide tier III SME level support within the incident management process Work... 
    Suggested

    teKnoluxion

    Saint Louis, MO
    2 days ago
  • $40 - $55 per hour

     ...Transportation; and municipalities. We are currently seeking a Project Engineer (III/IV) - Water/Wastewater to help serve our connection of...  ...analysis to optimize water distribution and sewer collection networks. Manage field investigations, site assessments, and... 
    For contractors
    Local area
    Flexible hours

    Gonzalez Companies LLC

    Saint Louis, MO
    2 days ago
  •  ...Project Engineer (III/IV) - Water/WastewaterGonzalez Companies is a partner managed firm that provides comprehensive Planning, Design, and Construction Management Services to large and small Water, Sewer and Utility Districts; Departments of Transportation; and municipalities... 

    Trilon Group

    Saint Louis, MO
    2 days ago
  • $80k - $95k

     ...small Water, Sewer and Utility Districts; Departments of Transportation; and municipalities. We are currently seeking a Project Engineer (III/IV) - Water/Wastewater to help serve our connection of clients and community. If you're hungry for knowledge, ready to make a difference... 

    trilongroup

    Saint Louis, MO
    3 days ago
  •  ...Job Description Job Description IT Support Engineer III - STL Office  We are looking for a professional, enthusiastic, and flexible...  ...team. The role will support local users, systems, networking, endpoints, and office technology, while also helping maintain... 
    Full time
    Work at office
    Local area
    Remote work
    Flexible hours

    Brand Addition

    Saint Louis, MO
    19 days ago
  •  ...Network Engineer Windows to perform wide range of evaluation, maintenance, installation and training tasks and provide support and information on network configuration. Support in capturing requirements of clients. Support network design/planning, network vision drawings... 

    Keylent Inc

    Saint Louis, MO
    4 days ago
  •  ...worked on cisco wifi technology (WLC's 8540/9800/VM-9800 WLC's) Should have worked with Cisco DNA for wifi (Client/WLCs/Switches) network device provisioning/implementation/ manage using DNA. Should have worked on detailed level the Cisco DNA Center Assurance system... 

    Omni Inclusive

    Saint Louis, MO
    1 day ago
  •  ...Network Engineer Operation The Network Engineer Operation role involves designing, implementing, and maintaining network infrastructure to ensure optimal performance, security, and scalability. This position requires collaboration with various teams to support business... 

    Vantage Point Consulting Inc.

    Saint Louis, MO
    5 days ago
  • $65 - $75 per hour

     ...Offices Contact ( News Global NavigationEmployee Login ( File Transfer Filters Careers Added Aug 20, 2026 Senior Network Engineer (46337) St. Louis, MO | Full-time Apply ( For additional information on how we handle your data, see What to do if you... 
    Hourly pay
    Full time
    Contract work
    Internship
    Work at office

    Levi Ray & Shoup Inc

    Saint Louis, MO
    3 days ago
  •  ...ROLE RESPONSIBILITIES Network Design and Implementation: • Develop and implement network architectures that align with business...  ...-functional teams, including system administrators, security engineers, and application developers. • Communicate effectively with... 
    Permanent employment
    Work experience placement
    Immediate start
    Night shift

    Yochana

    Saint Louis, MO
    5 days ago
  •  ...Imaging Service Engineer III St Louis, MO • Full-time • On-site About Tri Imaging Solutions Tri Imaging Solutions has merged with...  ..., service manuals, specialized electronic test equipment, and network diagnostic tools. Lead major component replacements, system... 
    Full time
    Temporary work
    Work at office
    Local area
    Remote work
    Relocation
    Night shift

    Tri-Imaging

    Chesterfield, MO
    4 days ago
  • TITLE:BI App Developer III (Multiple Openings)LOCATION:Maryland Heights, MOJOB SUMMARY:Deliver reporting products and timely analyses...  ...local news, programming and regional sports via Spectrum Networks and multiscreen advertising solutions via Spectrum Reach. When you... 
    Local area

    Spectrum Charter

    Maryland Heights, MO
    3 days ago
  • Edward Jones seeks a Network Engineer IV to design, implement, and optimize secure, highly available enterprise networks that support our nationwide financial services operations. In this senior role, you will architect and support data center, campus, and cloud connectivity... 

    Edward Jones

    Saint Louis, MO
    12 days ago
  • Join our dynamic and thriving footwear company as a Network Engineer in St. Louis, MO where you'll have the opportunity to make an impact and shape the future of our renowned brands. If you have a passion for fashion, eager to learn and have an eye for detail, this is... 
    Minimum wage

    Caleres, Inc.

    Saint Louis, MO
    3 days ago
  • McCarthy Holdings, Inc. is seeking a skilled and motivated Network Engineer II to join the IT Network Team. As a Network Engineer II, this individual plays a key role in ensuring the stability, security, and performance of McCarthy’s IT infrastructure, including the installation... 
    Work at office

    McCarthy Holdings, Inc.

    Saint Louis, MO
    3 days ago
  •  ...Cyber Security Engineer (Senior Level)CEdge has an opportunity for a Cyber Security Engineer (Senior Level), located in St Louis, MO. If...  ...DoD 8570.01-Manual for Information Assurance Manager (IAM) Level III. · 2 years demonstrated experience implementing DoD/IC secure wireless... 
    For contractors

    ClearanceJobs

    Saint Louis, MO
    5 days ago
  • $140k - $145k

     ...flexibility, and ingenuity to strengthen and protect our nation's vital interests. Requisition #: 1520 Job Tittle: Software Engineer III Location: St. Louis, MO Clearance: Secret Required Certification: CompTIA Security+ certification or a degree in... 
    Work at office

    Agile Defense

    Saint Louis, MO
    3 days ago
  •  ...Provides senior technical leadership for complex infrastructure, network, cloud, identity, backup, resilience, and security work; leads...  ..., and operational acceptance evidence. Provide advanced engineering across Microsoft server, Azure, Microsoft 365, Active Directory... 
    Permanent employment
    Full time
    Work at office

    Forward Slash Technology

    Saint Louis, MO
    24 days ago
  •  ...today is safe and tomorrow is smarter. Our work depends on a Sr. Network Engineer with TS/SCI security clearance and willing to take CI...  ...integration/deployment and solution development/design.  Provide tier III SME level support within the incident management process. Work... 

    General Dynamics Information Technology

    Saint Louis, MO
    20 days ago
  •  ...Health insurance ~ Paid time off ~ Vision insurance Sr. Network Engineer Location: On-site (Customer Location) Position Summary: The Senior Network Engineer delivers Tier III SME-level support across customer Data Center networks, application... 
    Flexible hours

    Meridian Systematics

    Saint Louis, MO
    19 days ago
  •  ...Job Description Job Description Job Summary:The Systems & Network Engineer is a hands-on technical resource for the organization's enterprise network and core infrastructure. This role engineers, secures, monitors, and supports network, firewall, wireless, virtualization... 
    Work at office
    Weekend work
    Afternoon shift

    St. Louis Cardinals

    Saint Louis, MO
    11 days ago
  •  ...Position: Software Engineer III Location: Remote (Must work CST hours) Duration: 6-12+ Months Contract Role Overview Strong professional experience with  C# and .NET development . Experience with  .NET Framework and .NET Core . Experience... 
    Contract work
    Remote work

    Stellar IT Solutions LLC

    Saint Louis, MO
    28 days ago
  • $80k - $95k

    Project Engineer III/IV - Water/Wastewater Department: Water/Wastewater Employment Type: Full Time Location: St. Louis, MO Reporting To...  ...analysis to optimize water distribution and sewer collection networks. Manage field investigations, site assessments, and construction... 
    Full time
    For contractors
    Local area
    Flexible hours

    Mannik Smith Group

    Clayton, MO
    5 days ago
  •  ...Support Microsoft 365, Windows, identity, endpoints, applications, networking, cloud, security tools, backups, and approved client systems...  ..., onboarding, and project handoffs as assigned. Level II/III engineers mentor peers as assigned, lead complex troubleshooting,... 
    Full time
    Work at office
    Remote work

    Forward Slash Technology

    Saint Louis, MO
    24 days ago
  • $101k - $111k

     ...Description Job Description Cross Domain Solutions Engineer (CDS)Cybersecurity Engineering Specialist III - Enterprise Cross-Domain SystemLocation: St. Louis...  ....Run system checks across processes, services, network, and storage to assess overall health.Write the technical... 
    Full time
    Contract work

    RISA

    Saint Louis, MO
    15 days ago
  •  ...Quality Engineer IIIAt Thermo Fisher Scientific, you'll discover meaningful work that makes a positive impact on a global scale. Join our...  ...make the world healthier, cleaner, and safer.As a Quality Engineer III within the Product Quality organization, you will play a key... 
    Work at office

    Thermo Fisher

    Saint Louis, MO
    5 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Network Engineer III. Be the first to apply!