Jobs in the United States

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Added 9 hours ago
T
Information Assurance Systems Engineer
TEKsystems
Fort Meade, MD
- $55 to $80 USD / hour
The Digital Modernization Sector has a career opportunity for an Information Assurance Systems Engineer supporting the Global Solutions Management Operations II (GSM-O II) contract at DISA.…
Added 12 hours ago
Senior Network Operations Engineer – Tier 3
CACI International
Washington, DC
Job Title: Senior Network Operations Engineer – Tier 3
Added 14 hours ago
Biomedical Engineer
Veterans Affairs, Veterans Health Administration
Tulsa, OK
Added 14 hours ago
Biomedical Engineer
Veterans Affairs, Veterans Health Administration
Tulsa, OK
Summary The Eastern Oklahoma VA Health Care System seeks a Biomedical Engineer to support healthcare technology management. Responsibilities include assessing, acquiring, implementing,…
Added 21 hours ago
Cybersecurity Information Security Assessor
GD Information Technology, Inc.
United States
Cyber Defense, Cybersecurity Operations, Information Assurance, Information Systems, Network DefenseCertifications:
Added 1 day ago
Vertical Sales Engineer II, Spectrum Business
Spectrum
Honolulu, HI
Do you thrive on designing advanced network solutions for clients in specialized vertical markets? As a Vertical Sales Engineer II at Spectrum, you will partner with sales teams and…
Added 1 day ago
Supplier QA Engineer II - External Operations ENDO
Boston Scientific
Marlborough, MA
…Scientific and is a global, passionate team that oversees a diverse network of suppliers which manufacture finished devices for BSC distribution. The Supplier Quality Engineer II will…
Added 1 day ago
Supplier QA Engineer II - External Operations ENDO
Boston Scientific
Marlboro
…Scientific and is a global, passionate team that oversees a diverse network of suppliers which manufacture finished devices for BSC distribution. The Supplier Quality Engineer II will…
Added 2 days ago
Lead Network Engineer II
Deloitte
Boston, MA
…Engineering, helps clients architect, modernize, and operate the network foundation that underpins their digital and AI-driven ambitions. We deliver network assessments, strategy, and…
Added 2 days ago
Software Development Engineer, EC2 UltraServer Availability
Amazon Development Center U.S., Inc.
Seattle, WA
The Software Development Engineer II will design, build, and maintain cloud-based repair and recovery workflows for NVIDIA GB200 / GB300 UltraServers, orchestrating repair and recovery…
Added 2 days ago
Software Development Engineer, EC2 UltraServer Availability
Amazon Data Services, Inc.
Seattle, WA
The Software Development Engineer II will design, build, and maintain cloud-based repair and recovery workflows for NVIDIA GB200 / GB300 UltraServers, orchestrating repair and recovery…
Added 2 days ago
GM
Technical Support Engineer 2
GE Medical Systems Information Technologies, Inc.
Remote, United States
- $108,000 to $162,000 USD / year
The Technical Support Engineer 2 (TSE II) drives customer satisfaction through Service Excellence by providing advanced technical support, implementation leadership, project participation,…
Added 2 days ago
Systems Engineer
Institute for Defense Analyses (IDA)
La Jolla, CA, CA
We are seeking a Systems Engineer, who with minimal supervision, designs, administers, and maintains multiple IT systems, servers and software. The incumbent is a seasoned professional,…
Added 2 days ago
Network Engineer II - Cisco
CSX
Jacksonville, FL
Designs, implements, and supports, enterprise network and network security infrastructure. Serves as a technical leader for routing, switching, firewall, segmentation, and secure…
Added 2 days ago
Senior Network Operations Engineer – Tier 3
CACI, INC.-FEDERAL
Washington, DC · Doral, FL · Reston, VA · Millington, TN · Honolulu, HI
Job Title: Senior Network Operations Engineer – Tier 3
Added 2 days ago
Deployment Engineer II
Netrix Global
Wyomissing, PA
At Netrix Global we are looking for Deployment Engineer IIis responsible for planning, coordinating, configuring, deploying, and supporting technology solutions across customer and internal…
Added 2 days ago
Senior Network Operations Engineer – Tier 3
CACI
Washington, DC · Reston, VA · Doral, FL · Millington, TN · Honolulu, HI · Washington · Reston · Doral · Millington · Honolulu
Job Title: Senior Network Operations Engineer – Tier 3
Added 2 days ago
T
Implementations Network Engineer II
TEKsystems
Scott Air Force Base, IL
- $33 to $38 USD / hour
…reporting functions, and complete data input associated with new network equipment and service activations to ensure they are implemented in accordance with Defense Information Systems…
Added 3 days ago
Network Engineer
Alaka'ina Foundation Family of Companies
Oahu, HI
Bering-Alaka’ina Holdings, LLC is looking for a skilled Commercial Solutions for Classified (CSfC) Network Engineer to provide Information Technology (IT support services) to a customer in…
Added 3 days ago
Network Engineer
Alaka'ina Foundation Family of Companies
Oahu, HI
Bering-Alaka’ina Holdings, LLC is looking for a skilled Commercial Solutions for Classified (CSfC) Network Engineer to provide Information Technology (IT support services) to a customer in…
Added 3 days ago
Network Engineer
Alaka'ina Foundation Family of Companies
Oahu, HI
Bering-Alaka’ina Holdings, LLC is looking for a skilled Commercial Solutions for Classified (CSfC) Network Engineer to provide Information Technology (IT support services) to a customer in…
Added 3 days ago
M
Senior Service Engineer - Ads Platform
Microsoft
WA · Redmond, WA · Redmond
- $119,800 to $261,000 USD / year
We’re looking for an experienced Service Engineer II to support Microsoft Advertising Product Ads and Shopping campaigns . The role combines complex customer troubleshooting, product…
Added 3 days ago
Network Engineer I or II
Zions Bancorporation
UT
We are seeking a Network Engineer I to join Zions Bancorporation. The Network Engineer I plays a key role in maintaining the reliability, performance, and security of our enterprise network…
Added 3 days ago
Network Engineer I or II
UT
We are seeking a Network Engineer I to join Zions Bancorporation. The Network Engineer I plays a key role in maintaining the reliability, performance, and security of our enterprise network…
Added 3 days ago
Sr. Staff Systems Engineer Autonomy
Rivian
Palo Alto, CA

CACI

$90,300-$189,600 · Full-time

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Job details

Pay: $90,300-$189,600
Job type: Full-time
Apply by: Apr 27, 2027
Posting language: English
Posted: Oct 29, 2026

Original job description

Job Title: Senior Network Operations Engineer – Tier 3

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI with Polygraph

Employee Type: Regular

Percentage of Travel Required: Up to 25%

Type of Travel: Continental US

The Opportunity:

The Enterprise Communications Services 3 (ECS3) program supports intel customers across many operating locations. To accomplish this, we design, implement, operate, and maintain network (e.g., LAN, WAN), voice, video, and network-adjacent services. We drive continuous improvement via tech modernization, baseline development and maintenance, and security compliance.

Responsibilities:

As a Tier 3 Network Operations Technician, you will serve as a senior technical resource responsible for supporting and maintaining enterprise network infrastructure. You will troubleshoot and resolve issues ranging from end-user connectivity concerns to complex enterprise-wide network incidents. Working closely with the NOC, NetOps Tier 2, and fellow NetOps Tier 3 technicians, you will execute break/fix activities, implement configuration changes, and diagnose routing and switching issues across the network environment. Additionally, you will design, engineer, and deploy network solutions of varying complexity to support customer requirements, enhance operational capabilities, and achieve mission objectives.

More About the Role:

In this role, the Tier 3 Network Operations Technician will:

Perform approved network changes, including port configurations, VLAN assignments, ACL implementations, route advertisements, and standards compliance activities.
Diagnose, analyze, and resolve complex network issues by identifying root causes and implementing effective solutions.
Execute network deployments, installations, upgrades, and technical refresh initiatives across geographically dispersed locations.
Work independently and collaboratively within small teams while requiring minimal supervision.
Design and implement network solutions, perform maintenance activities, and provide advanced troubleshooting support for production environments.
Lead the investigation of complex technical problems, utilizing detailed data collection, analysis, and troubleshooting methodologies to identify and resolve issues.
Apply creativity, innovation, and sound technical judgment to achieve customer objectives and operational requirements.
Demonstrate advanced knowledge of routing protocols, including OSPF and BGP, with the ability to troubleshoot and resolve protocol-related issues.
Demonstrate experience troubleshooting and supporting GRE tunnels, VPN technologies, and VRF implementations within enterprise network environments.
Bring experience with and be able to configure and troubleshoot HAIPEs and TACLANEs.

Qualifications:

Required:

IAT II (Ex: Security+)
CCNA
Familiar with both CISCO and Juniper network equipment
Active TS/SCI with polygraph clearance OR TS/SCI clearance with the ability to obtain a polygraph prior to starting.
Education & Experience Requirements:
GED & 9 Years Experience
Associates & 7 Years Experience
Bachelor’s & 5 Years Experience
Masters & 3 Years Experience

Desired:

CCNP

What You Can Expect:

A culture of integrity. At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation. An environment of trust. CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality. A focus on continuous growth. Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground - in your career and in our legacy.

Pay Range:

There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.

Since this position can be worked in more than one location, the range shown is the national average for the position.

The proposed salary range for this position is:

$90,300-$189,600

CACI 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.

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More about this job

Skills

LAN
WAN
Process improvement
Regulatory compliance
Troubleshoot
Work independently
Troubleshooting
OSPF
BGP
VPN
Security+
CCNA
CCNP

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