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Tier 3 Engineer Jobs (NOW HIRING)

InterImage

Tier 3 Network Engineer

Chantilly, VA · On-site

Tier 3 Network Engineer Company: InterImage InterImage is actively seeking an energetic, curious, and skilled engineer to join our team in Northern VA! We are looking for a Tier 3 Network Engineer to ...

Verdant Tcs

Systems Engineer Level III

Ada, MI

Esclation for Tier 3 Help Desk tickets in a timely manner * Respond to customer issues via phone ... features in tech stack Qualifications for Level 3 Engineer * Proficiency withiOSand ...

Verdant Tcs

Systems Engineer Level III

Ada, MI · On-site

$90K/yr

Esclation for Tier 3 Help Desk tickets in a timely manner * Respond to customer issues via phone ... Engineer * Proficiency with iOS and Windows computers * Excellent oral communication skills

Vero Networks

NOC Engineer - Tier III

Tulsa, OK · Remote

$85K - $95K/yr

NOC Engineer - Tier III Department: Networks Operations POSITION SUMMARY The NOC Engineer - Tier III is a senior technical role within the Vero Network Operations Center (NOC), responsible for ...

Vero Networks

NOC Engineer - Tier III

Tulsa, OK · On-site +1

$85K - $95K/yr

NOC Engineer - Tier III Department: Networks Operations POSITION SUMMARY The NOC Engineer - Tier III is a senior technical role within the Vero Network Operations Center (NOC), responsible for ...

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All JobsTier 3 Engineer Jobs

Tier 3 Engineer information

What are the key skills and qualifications needed to thrive as a Tier 3 Engineer, and why are they important?

To thrive as a Tier 3 Engineer, you need advanced troubleshooting skills, deep technical expertise in network and systems administration, and typically a relevant degree or certifications like CCNP, MCSE, or equivalent experience. Familiarity with enterprise-level tools such as ticketing systems, remote monitoring and management (RMM) platforms, and diagnostic utilities is essential. Exceptional analytical thinking, clear communication, and the ability to work under pressure are vital soft skills for excelling in this role. These capabilities are crucial for resolving complex technical issues efficiently, supporting lower-tier engineers, and ensuring reliable IT operations for organizations.

What is the difference between Tier 3 Engineer vs Tier 2 Engineer?

AspectTier 3 EngineerTier 2 Engineer
CertificationsAdvanced certifications like Cisco CCNP, CompTIA Network+Entry to mid-level certifications such as CompTIA A+ or Network+
Work EnvironmentComplex troubleshooting, network design, and advanced supportBasic support, routine maintenance, and troubleshooting
ResponsibilitiesHandling escalated issues, implementing solutions, mentoring Tier 1/2Responding to user tickets, basic network/configuration tasks

In summary, a Tier 3 Engineer typically handles more complex problems, possesses advanced certifications, and plays a mentorship role, whereas a Tier 2 Engineer focuses on routine support and basic troubleshooting. The two roles differ mainly in complexity, expertise, and responsibilities within IT support hierarchies.

What engineer makes $500,000 a year?

Senior-level engineers in specialized fields such as software engineering, data engineering, or systems architecture can earn $500,000 or more annually, especially with extensive experience, advanced skills, and working in high-paying industries like technology or finance. These roles often involve leadership, complex problem-solving, and sometimes stock options or bonuses that contribute to total compensation.

What are Tier 3 Engineers?

Tier 3 Engineers are highly skilled technical professionals who handle the most complex and challenging IT issues that cannot be resolved by lower-tier support staff. They provide advanced troubleshooting, root cause analysis, and often work directly with product developers or vendors to resolve critical problems. Their expertise is crucial for resolving system outages, security incidents, and infrastructure issues, ensuring minimal downtime and optimal system performance. Tier 3 Engineers may also contribute to developing support documentation and training for other support tiers.

What jobs can you get with level 3 engineering?

A Level 3 Engineer typically qualifies for advanced technical roles such as senior support engineer, systems engineer, or network engineer. These positions often require strong problem-solving skills, familiarity with specific tools or platforms, and sometimes relevant certifications like Cisco or Microsoft certifications.

How does a Tier 3 Engineer typically collaborate with Tier 1 and Tier 2 support teams?

Tier 3 Engineers often serve as the final escalation point for complex technical issues that cannot be resolved by Tier 1 or Tier 2 support teams. They regularly collaborate by reviewing detailed case notes, providing advanced troubleshooting steps, and sometimes conducting training sessions to help lower-tier staff improve their technical knowledge. Effective communication and documentation are crucial, as Tier 3 Engineers must clearly relay solutions and updates to both the support teams and sometimes directly to clients. This collaborative environment ensures that issues are resolved efficiently and knowledge is continuously shared across the support hierarchy.

What is a Tier 3 engineer?

A Tier 3 engineer is a senior-level technical professional responsible for resolving complex issues that Tier 1 and Tier 2 support cannot handle. They often have advanced troubleshooting skills, deep knowledge of systems or networks, and may work with specialized tools or certifications to diagnose and fix critical problems efficiently.
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Tier 3 Engineer jobs near you
Infographic showing various Tier 3 Engineer job openings in the United States as of July 2026, with employment types broken down into 1% As Needed, 69% Full Time, 26% Part Time, 1% Temporary, and 3% Contract. Highlights an 95% Physical, 2% Hybrid, and 3% Remote job distribution.
Tier 3 Network Engineer

Tier 3 Network Engineer

InterImage

Chantilly, VA • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 24 days ago

Job description


Join Our Mission-Critical Team!

Position: Tier 3 Network Engineer

Company: InterImage

InterImage is actively seeking an energetic, curious, and skilled engineer to join our team in Northern VA!  We are looking for a Tier 3 Network Engineer to support a government customer’s global enterprise network. Big picture, the Tier 3 engineering team provides implementation support to the network architecture team as well as troubleshooting expertise to a 24/7 Network Operations Center (NOC).  This position is essential to the customer’s mission and is viewed as a technical leader.
Responsibilities:
•    Provide Tier 3 support to the Network Operations Center (NOC)
•    Supports an organization’s local area network (LAN), wide area network (WAN), customer networks and other data communications systems
•    Monitor the network to ensure network availability to all system users and perform necessary maintenance to support network stability
•    Maintain network hardware and software
•    Proactively identify risks in the network and develop a strategy to mitigate those risks.
•    Provide technical expertise to network architects and site technicians
•    Supports numerous business requirements for telecommunications (e.g., LAN, MAN, WAN, Voice and Video)
•    Configure, and test hardware, networking software and operating system software
•    Prepare technical proposals for presentation to the NRO’s engineering review boards for adding new technologies to the network
•    Perform a full range of upgrades in accordance with existing network architecture
•    Utilize complex network analysis tools to identify and correct problems in the network
•    Prepare troubleshooting procedures for restoring the network to optimal performance levels
•    Provide fault management for the network and support performance management functions
•    Execute reporting functions and data input associated with network management
•    Monitor security posture of the network, report suspected violations to designated authority
•    Analyze network characteristics (e.g., traffic, connect time, transmission speeds, packet sizes, and throughput); recommend procurement, removals, and modifications to network components
•    Optimize network topologies and site configurations. Plan installations, transitions, and cutovers of network components and capabilities
Here’s What You’ll Need:
•    Hands on troubleshooting and fault isolation experience of IT business systems.
•    Active TS/SCI w Polygraph is required
•    16 years of experience that can be a combination of work history and education. This equates to a Doctorate and 8 years of experience OR a Master’s and 10 years, a Bachelor’s and 12 years, an Associates and 14 years or HS and 16 years
•    Must have a strong understanding of the OSI model and configuration of routing protocols such as OSPF, MPLS, BGP, LDP
•    Must have a strong understanding of layer 2 technologies
•    Familiarity with cloud technologies
•    Must have or obtain DoD 8570 Information Assurance Technical (IAT) Level 2 a (Security CE)

Why InterImage?

At InterImage, we offer a competitive salary with great benefits. Join a team dedicated to making a difference and contributing to critical missions. Embrace the opportunity to work in a collaborative environment where your skills are valued, and your creativity is encouraged.

InterImage Benefits Snapshot:

  • 401K - 7% contribution with 3% profit sharing; 1-year cliff vesting schedule
  • Paid Time Off: 4 weeks
  • Paid Holiday Leave: 11 days (88 Hours)
  • Life Insurance: $50,000; 100% of premium
  • Short-term/Long-term Insurance: 100% premium
  • Healthcare: 2 CareFirst Administrator plans offered, $0 Employee only option, Metlife for Vision, and The Standard for Dental.



     



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