Jobs in the United States

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Added 22 mins ago
Senior Structural Engineer
Orion
Houston, TX
Orion Engineering has an immediate opening for an experienced Senior Structural Engineer, PE to join our Houston, TX office.
Added 26 mins ago
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SENIOR MECHANICAL ENGINEER
GPAC
North Springfield, VT
- $120,000 to $150,000 USD / year
…seeking an experienced Senior Mechanical Project Manager to lead large-scale commercial and industrial projects while serving as a key contributor to the organization's long-term growth and…
Added 28 mins ago
EG
Cloud Engineer
Eliassen Group
Montpelier, VT
- $70 to $88 USD / hour
Our client seeks a senior Cloud Engineer to own and stabilize a legacy GCP and Azure footprint while assisting with conversions and decommissioning. The role will support automation efforts…
Added 45 mins ago
Full Stack/ Angular Software Development Engineer
Charles Schwab
Southlake, TX
We're seeking a Software Development Engineer to join our Advisor Services Client Experience Engineering organization. This role will help shape and deliver next-generation digital…
Added 45 mins ago
A
Senior Web Applications Engineer
Aristotle
Remote, United States
- $140,000 to $175,000 USD / year
We are seeking a highly experienced Senior Web Applications Engineer to serve as a technical leader within our Software Development team. This role will own the design, architecture, and…
Added 45 mins ago
Lead Program Engineer
L3Harris
Greenville, TX
The individual Engineering Functional Task Leaders (Systems Engineering, Software Engineering, Aeronautical Engineering, Specialty Engineering, Logistic Engineering, Technical Publications,…
Added 47 mins ago
NASA Space Reactor-1 Freedom Software Engineer
CACI International
Houston, TX
Job Title: NASA Space Reactor-1 Freedom Software Engineer
Added 47 mins ago
Commissioning Protection Engineer
GE Vernova
Houston, TX
GE Vernova is seeking a skilled Protection Commissioning Engineer to lead and execute pre-commissioning, commissioning, startup, testing, and maintenance activities for protection and…
Added 47 mins ago
Senior Java Developer
Charles Schwab
Austin, TX
…branch, and service channels. As a senior technology leader and engineer, you will play a critical role in shaping the next generation of our client data ecosystem by designing,…
Added 47 mins ago
Senior Container Platform Engineer
Charles Schwab
Austin, TX
We are seeking a Senior Container Platform Engineer to join our Infrastructure Platforms organization, helping build and operate resilient, secure, and repeatable enterprise container…
Added 47 mins ago
Senior Software Development Engineer, Annapurna ML Systems, Trainium
Amazon
Austin, TX
We're seeking a Sr.Software Development Engineer with deep storage expertise to architect, build, and operate the high-performance storage infrastructure that accelerates silicon…
Added 47 mins ago
Data Engineer , AWS Infrastructure Supply Chain Intelligence
Amazon
Austin, TX
You’ll join a diverse team of software, hardware, and network engineers, supply chain specialists, security experts, operations managers, and other vital roles. You’ll collaborate with…
Added 47 mins ago
.Net Full Stack Developer
Charles Schwab
Austin, TX
As a Staff Software Engineer, you will design and develop reliable, scalable, and responsive web applications using full-stack technologies. You will collaborate across scrum teams to solve…
Added 47 mins ago
Software Development Engineer II - Regression Infrastructure, Trainium Manufacturing Infrastucture
Amazon
Austin, TX
Our Annapurna Labs team at Amazon is looking for a Software Development Engineer to own the regression infrastructure that every manufacturing software release depends on. Before new test…
Added 47 mins ago
EG
Cloud Engineer
Eliassen Group
Austin, TX
- $70 to $88 USD / hour
Our client seeks a senior Cloud Engineer to own and stabilize a legacy GCP and Azure footprint while assisting with conversions and decommissioning. The role will support automation efforts…
Added 1 hour ago
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Assistant Project Manager
GPAC
Dunwoody, GA
- $60,000 to $115,000 USD / year
Support Financial & Scope Buyout: Partner directly with the lead PM on trade buyout, scope writing, bid evaluations, and cost forecasting.
Added 1 hour ago
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Project Scheduler - Mechanical Construction
GPAC
Saint Louis, MO
- $100,000 to $130,000 USD / year
We’re looking for someone who understands more than just scheduling software. The right person should be able to look at a construction schedule, understand how the work will actually be…
Added 1 hour ago
Solutions Engineer
Edward Jones
Saint Louis, MO
As a Solution Engineer, you will be a senior technical expert responsible for shaping the future of the firm's API ecosystem. You will influence architectural direction, define platform…
Added 1 hour ago
Lead Engineer, Internal Tools & Business Systems
Aquaria
Remote, United States
A track record of shipping production software that others relied on, as the primary engineer, including work from the past year
Added 1 hour ago
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Electrical Engineer
GPAC
Red Oak, TX
- $130,000 to $180,000 USD / year
We are seeking an experienced Senior Electrical Engineer with strong HVAC and building systems experience to lead the electrical design and engineering of complex commercial, industrial,…
Added 1 hour ago
Low Voltage Account Executive
Applied Business Communications (ABcom)
Phoenix, AZ
Should have a proven history in successful sales achievement in technology (computers, software, broadband, mobility, wireless, infrastructure, telecommunications, and data centers,…
Added 1 hour ago
Low Voltage Account Executive
Applied Business Communications (ABcom)
Iowa City, IA
Should have a proven history of successful sales achievement in technology (computers, software, broadband, mobility, wireless, infrastructure, telecommunications, and data centers,…
Added 1 hour ago
Low Voltage Account Executive
Applied Business Communications (ABcom)
Coralville, IA
Should have a proven history of successful sales achievement in technology (computers, software, broadband, mobility, wireless, infrastructure, telecommunications, and data centers,…
Added 1 hour ago
Account Executive
Applied Business Communications (ABcom)
Phoenix, AZ
Should have a proven history in successful sales achievement in technology (computers, software, broadband, mobility, wireless, infrastructure, telecommunications, and data centers,…
Added 1 hour ago
AC
Senior / Staff / Principal Platform Engineer
AppGate Cybersecurity, Inc.
Remote, United States
- $180,000 to $270,000 USD / year
This is a highly technical, hands-on role for an engineer who is comfortable working close to the operating system, diagnosing complex production issues and building reliable software and…

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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