Sr. Network Infrastructure Engineer
Washington, DC
Category: Information Technology
Reference ID: 10071353
Shortcut: http://addisongroup.gosnaphop.com/3OXoyl
Position Title: Sr. Network Infrastructure Engineer
Location: Washington, DC
Assignment Type: 6 months contract to hire
Pay Rate: $70.00 - $75.00 / Hourly
Work Schedule: Hybrid - 3 days onsite in D.C.
Benefits: This position may be eligible for medical, dental, vision, and 401(k).
Addison Group is supporting a scientific organization in the DC region seeking a highly skilled Senior Network Infrastructure Engineer to manage and optimize their on-premises and cloud network environments. As a member of the Network Team, this role is responsible for maintaining and enhancing the network infrastructure both within physical data centers and across cloud platforms.
Reporting to the Manager of Networking, this role involves implementing network solutions and supporting network-related technology. The incumbent will maintain network hardware (routers, switches, firewalls, NAC, VPN, and load balancers), network monitoring tools, as well as network-related services (DNS and DHCP) and Cloud services. This is a senior-level network engineer role with cloud experience required.
Position Responsibilities:
- Perform ongoing network maintenance, diagnostics, and design for 500+ nodes across multiple locations
- Administer switches, routers, firewalls, wireless access controllers, load balancers and DNS/DHCP
- Monitor network performance and troubleshoot network-related issues
- Manage and optimize cloud network architectures (e.g., AWS, Google Cloud) to support business applications and services
- Configure and maintain Virtual Private Clouds (VPCs), VPNs, Direct Connect, Transit Gateways and hybrid cloud connectivity
- Work with support staff to provide prompt resolution of staff network problems and requests
- Collaborate with Workplace, Windows, Linux, Storage, Database, and Cloud teams
- Implement network security best practices, including firewalls, NAC, and segmentation strategies across on-premises and cloud environments
- Work with ISPs to ensure reliable Internet connectivity and performance
- Provide services outside of core working hours as required
- Position requires being on-site several days a week with minimal travel
Experience:
- Minimum of five years of hands-on experience in:
- Cisco switching, routing (OSPF, BGP), firewall (access-lists, VPN tunnels, remote access), and wireless access
- F5 Load balancing, Cisco ISE, WAF and DNS/DHCP experience are desirable
- Proficiency in network monitoring and management tools (e.g., Site24x7, SevOne or equivalent) and cloud-native monitoring solutions
- Experience with AWS Cloud including:
- VPC, EC2, ALB/NLB, Transit Gateway, Routing, Security Groups/NACLs, Network Firewall, VPN, Direct Connect, CloudFormation, and IAM roles
Skills:
- Excellent troubleshooting and research skills
- Strong interpersonal skills
- Ability to deploy, configure, and troubleshoot Cisco access-layer switches
- Ability to troubleshoot wired, wireless, VPN, cloud (AWS/GCP), and Internet connectivity
- Solid understanding of L1-L4 network layers
- Ability to practice logical troubleshooting techniques
| Addison Group is an Equal Opportunity Employer. Addison Group provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, gender, sexual orientation, national origin, age, disability, genetic information, marital status, amnesty, or status as a covered veteran in accordance with applicable federal, state and local laws. Addison Group complies with applicable state and local laws governing non-discrimination in employment in every location in which the company has facilities. Reasonable accommodation is available for qualified individuals with disabilities, upon request. |
IND 005-010
-
Cloud Network Security Engineer
Houston, TX
Job Title: Network Security Engineer (AWS / Hybrid Environment) Location: Houston, TX (Hybrid – multiple office locations) - in office status: Hybrid Benefits: This position is eligible for medical, dental, vision, and 401(k). Pay: $65-85 per hour DOE ...
Recommended
-
Network Engineer
Houston, TX
Role: Network Engineer Location: Houston, TX Pay Range: $80,000- $95,000 / year Benefits: This position is eligible for medical, dental, vision and 401(k). Support and maintain enterprise network infrastructure to ensure reliability, performance, and s...
Recommended
-
Senior Network Engineer
San Francisco Metro Area, California
Senior Network Engineer Duration: 3‑month Contract‑to‑Hire Location: Menlo Park, CA Compensation: $95–$105/hour (W2) Conversion Salary: $198,000- $260,000 annually Benefits: Eligible for medical, dental, vision, and 401(k) One of our clients is a well‑...
Recommended
-
Cloud Security Engineer
Chicago
Position Title: Cloud Security Engineer Remote/Onsite :100% Remote Required Tech/Experience (Manager won’t consider candidates without the following): Hands-on experience with AWS security tools (GuardDuty, CloudTrail, SecurityHub, etc.) Strong experie...
Recommended
-
IT Field Engineer
Oklahoma City, OK
Job Title: IT Field Technician Location: Oklahoma City, OK (Onsite with occasional travel) Pay Range: $50,000 - $55,000 / year depending on experience Benefits: This position is eligible for medical, dental, vision, and 401(k). **Onsite requirement - M...
Recommended
-
Cloud Engineer
Austin, TX
Job Title: Cloud Infrastructure Engineer (AWS) Location: Austin, TX - must be local and able to be onsite 1-2 days per week Duration: 6 month contract-to-hire Compensation: $75-$95/HR Work schedule: Monday-Friday (8 AM-5PM CST) - onsite 1-2x per week B...
Recommended
-
Field Network Specialist
Tulsa, OK
Role: Field Network Specialist Location: Tulsa, OK Pay Rate Range: $70000 - $80000 / Year Benefits: This position is eligible for medical, dental, vision, and 401(k). Are you looking for a growth opportunity for a reputable company with a positive work...
Recommended
-
Cloud Engineer (AWS & Terraform) - OKC
Oklahoma City Metro Area, Oklahoma
Cloud Engineer (AWS / Terraform) Location: Oklahoma City, OK (Hybrid -onside 3 days a week) Compensation: $110,000–$120,000 DOE (no annual bonus) plus medical, dental, vision, PTO Direct HIre: Must be authorized to work in the United States now and in ...
Recommended
-
Sr. Storage Engineer
Walnut Creek, CA
Title: Sr. Storage Engineer Location: Walnut Creek and Oakland, CA Pay: $55-65/hr Job Type: 6 Month Contract Schedule: Hybrid, 3 days onsite Benefits: Medical, Dental, Vision, 401k A growing law firm is looking for a Sr. Storage Engineer who will play ...
Recommended
-
Cloud Application Security Engineer
Anywhere
Position Title: Application Security Engineer Location: Remote – Must work within the United States Assignment Type: Straight Contract Position Pay Rate: $70 / Hour Work Schedule: Monday - Friday (EST) Benefits: This position may be eligible for medica...
Recommended
-
Desktop Engineer - Tier 1
Washington, DC
Position Title: Desktop Engineer - Tier 1 Location: Washington, DC Assignment Type: 2 months contract Pay Rate: $23.00 - $25.00 / Hourly Work Schedule: Onsite, Monday - Friday Benefits: This position may be eligible for medical, dental, vision, and 401...
Recommended
-
Help Desk Technician
Oklahoma City, OK
Title: Help Desk Technician Location: Oklahoma City, Oklahoma (onsite, hybrid) Pay Range: $55000 - $67000 / Year depending on experience. Schedule: Monday - Friday, 8am - 5pm Benefits: This position is eligible for medical, dental, vision, and 401(k). ...
Recommended
-
Senior Enterprise Integration Engineer
Houston, TX
Senior Enterprise Integration Engineer Location: Houston or Dallas Texas; onsite-hybrid model Salary: $135-160k / year - DOE Benefits: This position is eligible for Medical, Dental, Vision, and 401(k) benefits We are seeking a Senior Enterprise Integra...
Recommended
-
Senior Backend Software Engineer
District of Columbia
Job Title: Senior Backend Software Engineer Location: Remote Employment Type: Contract Pay Rate: $65 - $70/ hour Benefits: This position is eligible for medical, dental, vision, and 401(k). The Role We are seeking a Senior Software Engineer to play a p...
Recommended
-
IAM Automation Engineer
Arizona
Job Title: IAM Automation Engineer Location: Remote in Arizona, occasional in-person meetings will occur Job Type: Full Time Compensation: $90,000 - $110,000 (dependent on experience) Benefits: The position is eligible for medical, dental, vision, and ...
Recommended
-
Senior Software Engineer
REMOTE, IL
As a Senior Software Engineer, you will be a technical leader who architects and delivers complex, cloud native solutions that advance our platform transformation. You will combine deep technical expertise in cloud-native architectures with AI-augmente...
Recommended
-
Senior Data Engineer
Dallas Metro Area, Texas
Title: Senior Data Engineer Location: Coppell, TX Salary Range: $120K-$140K We are looking to bring on a Senior Data Engineer to our team due to growth. What we need is someone who comes 8+ years of experience in the Data Engineering space who speciali...
Recommended
-
AI Agent Software Engineer - Claude Code, Codex or Cursor
San Francisco, CA
Title: AI Software Engineer Location: San Francisco, CA (Onsite) Salary Range: $180,000 – $280,000 + Equity Benefits: Health, Dental, Vision, 401(k) and additional startup benefits Must be authorized to work in the United States. Position is not eligib...
Recommended
-
Building Engineer
Chantilly, VA
Role: Building Engineer Location: Chantilly, VA Pay Rate Range: $38-$44/hr. DOE Internal Job ID: 10070106 Are you looking for a growth opportunity for a reputable company with a positive work environment? Our client is looking for a Lead Building Engin...
Recommended
-
Building Engineer
Ashburn, VA
Role: Building Engineer Location: Ashburn, VA Pay Rate Range: $40-$47/hr. DOE Internal Job ID: 10070093 Are you looking for a growth opportunity for a reputable company with a positive work environment? Our client is looking for a Lead Building Enginee...
Recommended
-
Integrity Engineer
Anywhere
Job Title: Integrity Engineer (Level 3 Data Analyst) Location (city, state): Remote Compensation: $110,000 – $190,000 annually, depending on experience Benefits: This position is eligible for comprehensive benefits including health, dental, vision, PTO...
Recommended
-
Network Architect
New York, NY
Times Square - onsite 4x/week Salary- $120-150,000 + bonus One of our clients is needing a Network Architect to join their team. You'll focus on deploying IPv6, enhancing security, delivering training on best practices, and providing architectural guid...
Recommended
-
Manufacturing IT Support Specialist
Niles, IL
Position Title: Manufacturing IT Support Specialist Location: Niles, IL Job Type: Contract Pay Rate: $31 / Hour Benefits: This position is eligible for medical, dental, vision, and 401(k). About our client: We are seeking an IT Support Specialist to pr...
Recommended
-
Data Engineer
Oklahoma Cityh, OK
Data Engineer Location: Onsite in OKC – 5 days/week Employment Type: Direct Hire Work Authorization: Must be authorized to work in the U.S. now and in the future without sponsorship We’re partnering with a client on a direct-hire Data Engineering role ...
Recommended
-
Sr Azure AI Engineer
Coppell, TX
Position Title: Sr Azure AI Engineer Location: Coppell, TX (Onsite, In Office Daily) Job Type: Contract-to-Hire Pay Rate: $70 / Hour Benefits: This position is eligible for medical, dental, vision, and 401(k). Position Overview: We’re looking for a sen...
Recommended
-
Proposal Engineer
Irwin, PA
Position Title: Proposal Engineer Location: East Pittsburgh, Irwin Contract to Hire: Pay Rate: $30.00 - $33.65 / Per Hour / Range Based on Experience Benefits: This position may be eligible for medical, dental, vision, and 401(k). Our client who is a m...
Recommended
-
MEP Engineer
Plano, TX
Position Overview: We are seeking a Licensed Mechanical Engineer with expertise in HVAC and plumbing systems design for residential (multi-family) and commercial applications. The ideal candidate will bring a strong technical background, excellent proj...
Recommended
-
Data Center Chief Engineer
Ashburn, VA
Role: Data Center Chief Engineer Location: Ashburn, VA Pay Rate Range: $120,000-$150,000/year DOE Internal Job ID: 10068301 Are you looking for a growth opportunity for a reputable company with a positive work environment? Our client is looking for a D...
Recommended
-
Data Center Chief Engineer
Chantilly, VA
Role: Data Center Chief Engineer Location: Chantilly, VA Pay Rate Range: $135,000-$170,000/year DOE Internal Job ID: 10069934 Are you looking for a growth opportunity for a reputable company with a positive work environment? Our client is looking for a...
Recommended
-
Network Admin
Dallas Metro Area, Texas
-Job Title: Network Admin -Location: DFW Metroplex -Salary Range: $60K-$85K -Benefits: Medical, Dental, Vision, 401(k) Work Model: On-site everyday, Fort Worth 6 month contract to hire My Notes: We are looking to add a Network Administrator to the team...
Recommended