Jobs in the United States

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Added 2 mins ago
MC
Cloud Engineer III
McDonald's Corporation
Chicago, IL
- $141,662 to $177,077 USD / year
…foundational technology products and services across Global Networking, Cloud, End User Computing, and IT Service Management. The Cloud Security Engineer III role is part of the Cloud…
Added 5 mins ago
Sr. Cloud Engineer (Remote)
Inspira Financial
Oak Brook, IL
The Sr. Cloud Engineer will report to the Cloud Engineering Manager in the Technology Department. This role is responsible for the design, administration, maintenance, and support of the…
Added 5 mins ago
P
Systems Engineer I
Paychex
Webster, NY · Allentown, PA · High Point, NC · West Palm Beach, FL · Cincinnati, OH · Saint Petersburg, FL · Tempe, AZ · Phoenix, AZ
- $61,000 to $95,900 USD / year
The Systems Engineer installs, configures, maintains, and upgrades server hardware, operating systems, middleware, and supporting infrastructure. The role proactively monitors system…
Added 5 mins ago
T
Senior Backend Engineer - Cloud Platform
Teleport
Remote, United States
- $222,000 to $342,000 USD / year
…Teleport as a SaaS product. The team is focused on scalability, security, and analytics of Teleport on our Cloud platform. They build multi-cluster Kubernetes controllers, networking…
Added 5 mins ago
Senior Software Engineering Manager, Machine Learning, Maps
Google
Mountain View, CA
Like Google's own ambitions, the work of a Software Engineer goes beyond just Search. Software Engineering Managers have not only the technical expertise to take on and provide technical…
Added 6 mins ago
IS
Security Integration Engineer
IK Systems
Hawesville, KY
- $110,000 to $140,000 USD / year
IK Systems is seeking a Systems Integration Engineer to configure, integrate, and commission enterprise security and low-voltage systems for mission-critical clients. This role serves as…
Added 7 mins ago
Cloud Architect-Forward Deployed Engineer (FDE)
Oracle
St. Louis, MO
…supporting the U.S. Intelligence Community. As a Forward Deployed Engineer (FDE), you will be embedded full-time with a single customer, partnering directly with operators, technical…
Added 10 mins ago
CI
Engineer, Electrical Design - Graduate Development Program
Celestica International LP
Maple Grove, MN
- $65,000 to $75,000 USD / year
…opportunity to participate in professional development programs and networking events. You will be supported by a dedicated program manager, peer partner, and executive mentor. After…
Added 10 mins ago
Sr. Site Reliability Engineer, Playout
NBCUniversal
Miami, FL
Stay current with AI-driven engineering practices while ensuring appropriate validation, security and responsible use of AI-generated outputs.
Added 15 mins ago
Senior Network Engineer (Firewall)
CACI
Ashburn, VA · Ashburn
CACI is seeking a Senior Network Engineer (Firewall) for the Global Mission Operations Support (GMOS) contract, supporting the Department of State. This role offers a unique opportunity to…
Added 16 mins ago
Systems Engineer
Holistic Industries
MD · OH · PA
Holistic Industries is looking for a Systems Engineer to help keep our business connected, secure, and running smoothly. In this role, you'll be responsible for maintaining and optimizing…
Added 17 mins ago
Site Reliability Engineer (Associate - Senior Level/Multiple Positions)
Mile Two, LLC
Dayton, OH
Google Professional Cloud Security Engineer, Professional Cloud Architect, or HashiCorp Certified: Terraform Associate.
Added 18 mins ago
Senior Engineer, Exposure & Vulnerability Management
Recursion
Remote, United States
…organization from periodic scans to a proactive, around-the-clock security posture across products, platforms, cloud and on-premise infrastructure, and corporate…
Added 21 mins ago
A
Senior Software Engineer
Akamai
Remote, United States
- $121,400 to $218,600 USD / year
Have solid knowledge of Linux internals, performance tuning, security, and networking.
Added 24 mins ago
Sr. Systems Engineer - CCA
TD SYNNEX CALA, Inc.
Miramar, FL
The Sr Systems Engineer – Cybersecurity is the technical lead for the CrowdStrike brand in the CCA (Caribbean Central America) region. The role owns presales engineering and architecture…
Added 25 mins ago
IT Cloud Engineer, Engineering Platform Automation
Mayo Clinic
Rochester, MN · Rochester
This role serves as the technical product owner and lead engineer for the Engineering Front Door platform, partnering with the Cloud Center of Excellence (CCoE), Cloud Platform Engineering,…
Added 25 mins ago
Sales Engineer
GLOBO Language Solutions, LLC
Remote, United States
Primary Goal: As a Sales Engineer, you’ll be the technical expert in our sales process, partnering with Account Executives to help prospects understand how our solution solves their…
Added 26 mins ago
Associate Director, AI Engineering
CSL Behring L.L.C.
United States
…scientists. The Associate Director is the team's senior full-stack engineer and architect. The role owns the engineering standards, development and deployment patterns, and production…
Added 27 mins ago
Senior Attack Engineer, GCP
Horizon3
Remote, United States
…practitioners. We're committed to helping solve our common security problems: ineffective security tools, false positives resulting in alert fatigue, blind spots, "checkbox” security…
Added 27 mins ago
Senior Attack Engineer, OCI
Horizon3
Remote, United States
…practitioners. We're committed to helping solve our common security problems: ineffective security tools and false positives, resulting in alert fatigue, blind spots, "checkbox” security…
Added 28 mins ago
VS
Senior Systems Administrator (L3) – Azure Government & Windows Infrastructure
Virtual Service Operations
Reston, VA
- $115,000 to $135,000 USD / year
The ideal candidate is a highly technical, hands-on infrastructure engineer capable of independently deploying new environments, resolving escalated technical issues, and supporting secure,…
Added 30 mins ago
IT Cloud Engineer, Engineering Platform Automation
Mayo US
Rochester, MN
This role serves as the technical product owner and lead engineer for the Engineering Front Door platform, partnering with the Cloud Center of Excellence (CCoE), Cloud Platform Engineering,…
Added 33 mins ago
Field Service Technician II - Cincinnati, OH.
NCR Atleos
United States
Are you a Field Technician, Field Engineer, or Service Technician - or interested in starting a career in this field? Are you tech savvy with strong mechanical aptitude and transferrable…
Added 34 mins ago
F
Manager, IT Security
Foley
Remote, United States
- $110,000 to $150,000 USD / year
You'll manage one security engineer while remaining deeply involved in technical execution. This role requires someone who takes initiative, brings forward clear recommendations, and drives…
Added 34 mins ago
GL
Data Center Logistics Associate - 1st Shift
GXO Logistics
Bristow, VA
- $21 USD / hour
Receive, inspect, and accurately record all incoming inventory, including racks & trays, networking equipment, and other hardware

CACI

Senior Network Engineer (Firewall)

Ashburn, VA, United States
Ashburn, United States

$103,800 - $218,100 · Full-time

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Job details

Pay: $103,800 - $218,100
Job type: Full-time
Apply by: May 5, 2027
Posting language: English
Posted: Nov 6, 2026

Original job description

Job Title: Senior Network Engineer (Firewall)

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: Secret

Employee Type: Regular

Percentage of Travel Required: Up to 10%

Type of Travel: Local

The Opportunity:

CACI is seeking a Senior Network Engineer (Firewall) for the Global Mission Operations Support (GMOS) contract, supporting the Department of State. This role offers a unique opportunity to enhance national security through advanced IT solutions. You will collaborate with experienced professionals in an innovative environment, guiding a high-performing team to deliver excellence. The GMOS contract aims to provide world-class IT support by modernizing and maintaining applications and infrastructure using an integrated IT Service Management approach. Join us to make a meaningful impact on a program of national importance.

Responsibilities:

Lead implementation and management of micro-segmentation platforms, web application firewalls and Next-Generation Firewalls (NGFWs) across 350+ global facilities supporting mission-critical diplomatic operations
Lead troubleshooting of complex firewall issues, coordinating with DT teams and facilitating secure connectivity with Government agencies and partner organizations
Lead design, creation, implementation, and troubleshooting of Firewall Rules for networking devices and application communications, ensuring security while enabling business operations
Design and implement comprehensive high-availability solutions including load balancing, denial of service detection and remediation leveraging modern network security technologies
Lead coordination with DT Firewall Advisory Board for rule submissions, ensuring compliance with Department of State firewall policies and security standards
Lead network component tuning activities to maintain optimum performance and security posture in accordance with change management procedures and best practices
Develop comprehensive firewall standards, procedures manuals, and performance management procedures meeting DT/EA/CST requirements and federal compliance frameworks
Conduct firewall security assessments, vulnerability analysis, and threat modeling to proactively identify and mitigate potential security risks
Function as a technical expert across multiple project assignments, planning and leading major firewall infrastructure initiatives while mentoring team members and supervising network security operations

Qualifications:

Required –

Bachelor's degree + 8 years of experience in related fields, such as network engineering, network security, firewall administration, cybersecurity, or infrastructure engineering; equivalencies considered.
Active Secret Clearance
Proven experience implementing and managing Next-Generation Firewalls (NGFWs), web application firewalls, and enterprise firewall architectures for large-scale environments
Demonstrated expertise in firewall rule design, high-availability configurations, load balancing, and denial of service (DoS) mitigation strategies
Excellent leadership abilities with proven experience planning and leading firewall infrastructure projects, functioning as a subject matter expert, and supervising network security teams

Desired –

Prior experience supporting federal agencies, especially the Department of State
Professional certifications such as Palo Alto Networks Certified Network Security Engineer (PCNSE), Cisco CCNP Security, F5 Certified Technology Specialist (F5-CTS), or CISSP
Knowledge of Software-Defined Networking (SDN), network segmentation strategies, and experience supporting 300+ geographically distributed facilities
Demonstrated experience building and managing micro-segmentation platforms such as Illumio and VMware NSX-T
Experience with Firewall Advisory Boards, security policy development, and compliance with federal security frameworks (NIST, FISMA)
Knowledge of Software-Defined Networking (SDN), network segmentation strategies, and experience supporting 300+ geographically distributed facilities

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.

The proposed salary range for this position is:

$103,800 - $218,100

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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