Jobs in the United States

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Added 4 mins ago
G
Civil Professional Engineer
GPAC
Cheyenne, WY
- $80,000 to $120,000 USD / year
We are seeking a licensed Civil Professional Engineer (PE) to join our growing civil engineering division of our multi-disciplinary firm. The successful candidate will lead the design and…
Added 7 mins ago
Release Train Engineer
Amentum
Springfield, VA
As the GEODS Release Train Engineer, you will ensure alignment of technical strategy by planning and executing the project and release train initiatives, facilitating release and Increment…
Added 7 mins ago
Product Manager, Data Management
Amentum
Merrifield, VA
Assist Chief Architect and Chief Engineer in Roadmap development, defining vision for future years of the program
Added 10 mins ago
EC
Regional Application Engineer
Eaton Corporation
Boise, ID
- $99,000 to $145,000 USD / year
Eaton’s Global Energy Infrastructure Solutions (GEIS) division is currently seeking a Regional Application Engineer supporting the commercial and industrial markets as part of the Regional…
Added 12 mins ago
G
Bridge Project Manager - Civil/Structural Engineering
GPAC
Indianapolis, IN
- $130,000 to $150,000 USD / year
This is an excellent opportunity for a bridge engineer who has developed a strong technical foundation and is ready for greater project ownership, client exposure, leadership…
Added 23 mins ago
Quality Engineer
Better Impact
Remote, United States
…engineering re-platform aggressively without silently breaking customer-facing behavior. This is the difference between a modernization that ships and one that stalls under fear of breaking…
Added 26 mins ago
Senior Software Engineer (AI-Native)
Telegent, Inc.
Pleasant Grove, UT
Product and application engineering. A track record of shipping customer-facing services and APIs at scale, from design to production.
Added 27 mins ago
Senior Materials and Process Engineer
ColdQuanta
Louisville, CO
We are seeking a Senior Materials and Process Engineer to own materials and manufacturing process development for the Quantum Gravity Gradiometer (QGG) program. This hands-on role turns…
Added 27 mins ago
OS
Software Developer Engineer [Job Code: R8267]
Orion Steel Group
Pueblo, CO
- $86,600 to $150,738 USD / year
Employer: Orion Steel Group LLC Job Title: Software Developer Engineer [Job Code: R8267] **Location: 2100 South Freeway, Pueblo, CO 81004 ** Job Duties: Responsible for developing…
Added 27 mins ago
Mechanical Engineer – Vacuum Opto Mechanical Assembly - 822
Quantinuum
Broomfield, CO
Added 27 mins ago
MI
Senior Cloud Systems Administrator
Maxar Intelligence I
Westminster, CO
- $109,000 to $167,000 USD / year
Added 27 mins ago
Mission IT Integration Engineer
The Aerospace Corpor
Colorado Springs, CO
Added 27 mins ago
Software QA Engineer
Maxar Intelligence I
Colorado Springs, CO
Added 27 mins ago
Networks Systems Engineer III
Auria (Boecore LLC)
Colorado Springs, CO
Auria is looking to hire a Networks Systems Engineer III to support the Command, Control, Battle Management, and Communications(C2BMC) program. This role is onsite in Colorado Springs, CO.…
Added 27 mins ago
Software QA Engineer
Maxar Intelligence I
Colorado Springs, CO
Added 27 mins ago
Senior Cybersecurity and Space Vehicle Defense Mission Engineer
The Aerospace Corpor
Colorado Springs, CO
…seeking a Senior Cybersecurity and Space Vehicle Defense Mission Engineer to lead cyber-informed mission and systems engineering efforts across the space enterprise, supporting military,…
Added 27 mins ago
2027 Cloud Solutions Engineer / Site Reliability Grad Intern
The Aerospace Corpor
Colorado Springs, CO
…place in space. Aerospace Corporation is hiring Cloud Solutions Engineer / Site Reliability Grad level Interns for the Cloud Platforms and Architectures Department in the Information…
Added 27 mins ago
IR Plume M&S System Engineer
deciBel Research, Inc.
Colorado Springs, CO
Added 27 mins ago
Design Engineer - Dynamic Studies and Modeling
Ulteig Engineers, In
Denver, CO
Description The Opportunity Ulteig is currently seeking talented and motivated Design Engineer level engineering candidates to support dynamic power system studies within the Renewables -…
Added 27 mins ago
Design Engineer - Dynamic Studies and Modeling
Ulteig Engineers, In
Denver, CO
Description The Opportunity Ulteig is currently seeking talented and motivated Design Engineer level engineering candidates to support dynamic power system studies within the Renewables -…
Added 27 mins ago
Virtual Sales Engineer - West
Leybold USA Inc
Denver, CO
Added 27 mins ago
EC
Regional Application Engineer
Eaton Corporation
Denver, CO · Littleton, CO
- $99,000 to $145,000 USD / year
Eaton’s Global Energy Infrastructure Solutions (GEIS) division is currently seeking a Regional Application Engineer supporting the commercial and industrial markets as part of the Regional…
Added 44 mins ago
Field Engineer
Benchmark Utility Services
Shreveport, LA
The Field Engineer (FE) supports the successful execution of utility construction projects by conducting precise site surveys, verifying installed utilities, and ensuring quality standards…
Added 44 mins ago
Field Engineer
Benchmark Utility Services
Sterling, VA
The Field Engineer (FE) supports the successful execution of utility construction projects by conducting precise site surveys, verifying installed utilities, and ensuring quality standards…
Added 44 mins ago
Civil Engineering Internship
Benchmark Utility Services
Sterling, VA
…High-performing interns may be considered for future Field Engineer or Assistant Project Manager opportunities upon graduation, based on business needs 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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