Find work in the United States.

A simpler way to find your next job.

Jobs in the United States

25+ jobs

Save this search

Added 1 min ago
K
Stream Design Engineer, Kiewit Infrastructure Engineers
Kiewit
Federal Way, WA · Bellevue, WA
- $140,000 to $150,000 USD / year
Kiewit Infrastructure Engineering has an immediate opening for a dynamic Stream Design Engineer in our growing Water Resources Team. The Stream Design Engineer will perform hydrologic and…
Added 1 min ago
W
(USA) Principal, Software Engineer, Information Security
Walmart
BENTONVILLE, AR
- $110,000 to $220,000 USD / year
The Principal Software Engineer, Information Security, leads the design and implementation of secure, scalable software solutions aligned with business objectives. This role requires…
Added 1 min ago
W
(USA) Principal, Software Engineer, Information Security
Walmart
BENTONVILLE, AR
- $110,000 to $220,000 USD / year
As a Principal Software Engineer in Information Security, you will lead the design and implementation of secure, scalable software solutions that align with business objectives. This role…
Added 1 min ago
W
(USA) Distinguished, Systems and Infrastructure Engineer, Information Security
Walmart
BENTONVILLE, AR
- $130,000 to $260,000 USD / year
As a Distinguished Systems and Infrastructure Engineer in Information Security, you will lead the design and implementation of scalable, secure infrastructure solutions across complex…
Added 4 mins ago
Sr. Optical Safety Engineer
Apple
Cupertino, CA
We are seeking a technically rigorous and collaborative optical safety engineer to serve as the Directly Responsible Individual (DRI) for laser and LED product safety. This role sits at the…
Added 4 mins ago
ML Data Operations Engineer, AI-Assisted Annotation
Apple
San Diego, CA
…and users around the world. We're looking for an operations engineer who will own annotation projects from the first request to delivered data. That includes a growing set of AI-assisted…
Added 6 mins ago
Staff Facilities Mechanical Engineer
STERIS Corporation
Sanford, NC
The Staff Facilities Mechanical Engineer serves as the site's technical leader for mechanical reliability, plant utilities, maintenance excellence, and asset performance. The role provides…
Added 7 mins ago
Remote VP of Engineering for a Healthcare Company
Pearl
Remote, United States
…afford them. It is looking for a Founding Senior Full-Stack Engineer to build the products that increase the supply of donated…
Added 7 mins ago
Senior Software Engineer - Distributed Systems & File Sync (Copy) (Copy)
Air Labs, Inc.
Remote, United States
Internal Job title: Senior Software Engineer - Distributed Systems & File Sync
Added 7 mins ago
Engineer II - DevSecOps
Exelixis Inc
Alameda, CA
The Engineer II - DevSecOps is responsible for protecting the organization's AI infrastructure, data, and systems from internal and external cybersecurity threats by implementing, managing,…
Added 9 mins ago
E
Snr Platform Engineer - Salesforce & Integrations
e.Republic
Remote, United States
- $100,000 to $115,000 USD / year
Sr. Platform Engineer - Salesforce & Integrations
Added 9 mins ago
Senior Platform Service Software Engineer
NVIDIA USA
CA
We are now looking for a senior software engineer to join our Hardware Infrastructure team! Our team is responsible for delivering highly available platform services and performant web…
Added 10 mins ago
Senior Network Engineer
Fidelity Technology Group, LLC
Westlake, TX
NTT engineers work across network, security, cloud, application, and infrastructure domains to rapidly isolate issues, mitigate customer impact, identify root cause, and improve the…
Added 11 mins ago
Civil Engineer
Harrison Consulting Solutions
Orlando, FL
multi-disciplined engineering firm is looking to add a Civil Engineer to their Orlando team!
Added 12 mins ago
Senior Forward Deployed Engineer
Enlighten AI Labs
Atlanta, GA
Trace failures across the application, data, and infrastructure. Explain tradeoffs and raise risks early enough for the team to act.
Added 13 mins ago
H
Firmware Engineer
HP
Vancouver, WA
- $105,050 to $161,800 USD / year
HP is seeking an experienced Embedded Security Engineer to drive the development, integration, and evolution of security technologies for enterprise printing products.
Added 13 mins ago
Intermediate Process Automation & Controls Engineer
Worley
Metairie, LA · Metairie
We are seeking an Intermediate Process Automation & Controls Engineer to join our Consulting team in Metairie, Louisiana. This position is ideal for an engineer with 3-8 years of experience…
Added 13 mins ago
Junior Process Engineer
Worley
ON, CA
We are currently recruiting for a Junior Process Engineer. Our team includes world class experts and dynamic go-getters. This is a full-time position based in Sarnia, Ontario.
Added 13 mins ago
Senior Process Engineer
Worley
ON, CA
We are currently recruiting for a Senior Process Engineer. Our team includes world class experts and dynamic go-getters. This is a full-time position based in Toronto, Ontario.
Added 13 mins ago
Department Manager Structural Engineering
Worley
Houston, TX · Houston
Experience in the energy, chemicals, refining, petrochemical, resources, infrastructure, power, or related industries.
Added 13 mins ago
Senior Process Automation & Controls Engineer
Worley
Metairie, LA · Metairie
We are seeking a Senior Process Automation & Controls Engineer to join our Consulting team, the office location is in Metairie, Lousina. This position is ideal for an experienced engineer…
Added 20 mins ago
TT
Research Engineer, Evals
True Talent Solutions Partners
San Francisco, CA
- $250,000 to $290,000 USD / year
…information. You will shape how quality is measured, create the infrastructure to measure it at scale, and connect evaluation results to model and product…
Added 20 mins ago
TT
Founding Product Engineer
True Talent Solutions Partners
San Francisco, CA
- $165,000 to $210,000 USD / year
- Manage remote development environments and infrastructure for customer deployments.
Added 20 mins ago
TT
Software Engineer, C++ Systems
True Talent Solutions Partners
San Francisco, CA
- $250,000 to $325,000 USD / year
- A record of delivering production software, ideally in a fast-paced startup or infrastructure environment.
Added 20 mins ago
Staff Technical Program Manager, Firmware Lifecycle and Release Management
Crusoe
Seattle, WA
Crusoe is on a mission to accelerate the abundance of energy and intelligence. As the only vertically integrated AI infrastructure company built from the ground up, we own and operate each…

GD Information Technology, Inc.

Sr. Network Security Engineer

United States

The likely salary range for this position is $142,792 - $172,500.

Apply About employer

Applications open in a new tab.

Job details

Pay: The likely salary range for this position is $142,792 - $172,500.
Posting language: English
Posted: Nov 3, 2026

Original job description

Type of Requisition:

Regular

Clearance Level Must Currently Possess:

None

Clearance Level Must Be Able to Obtain:

None

Public Trust/Other Required:

NACI (T1)

Job Family:

Cyber and IT Risk Management

Job Qualifications:

Skills:

Cisco ASA Firewall, Cisco Firewall Security, Cisco Identity Services Engine (ISE), Cisco IPS, Cisco NACCertifications:

NoneExperience:

10 + years of related experienceUS Citizenship Required:

Job Description:

The Senior Network Security Engineer is responsible for the configuration, deployment, and management of the customer’s NAC solution in a 24x7x365 environment. The senior engineer is accountable for but not limited to monitoring, configuration changes, accounts, and software updates for the customer’s NAC, Cisco ISE and IDS/IPS solutions. The engineer must be able to analyze, troubleshoot, and remediate issues within the enterprise. The engineer will also work closely with other teams to ensure that these solutions are performing to standard.

This position is located at 6555 Rock Spring Drive, Bethesda, MD travel is primarily local in the DC metro area.

Responsibilities:

Collaborate in the Architecture and Administration of LAN technologies of Cisco Switches and Cisco ASA Firewalls
Collaborate in the architecture and Administration of Network Access Control systems including but not limited Cisco ISE, Forescout, Cisco ACS, RSA, Cisco AnyConnect, Gigamon, IDS/IPS.
Troubleshoot and problem solve a wide variety of client/user issues and act as an escalation point for LAN/NAC related issues
Work closely with other IT functional teams to ensure cohesive support and strategies across the IT organization
Support the development of project schedules and execute as authorized
Maintain relationships with key Third-Party software/hardware vendors to provide support to the infrastructure as needed.
Provide daily support for tickets: service requests, incidents, problems, and tasks
Execute tasks to support projects
Provide regular updates to tickets
Produce daily/weekly status reports
Develop and execute change request plans
Identify appropriate security access control solutions to satisfy customer business objectives/requirements
Develop High-Level Designs (HLDs) and Low-Level Designs (LLDs)
Document physical and logical topologies for security solutions
Develop High-Level task lists/Work Breakdown Structure (WBS)
Determine the Level of Effort (LOE) for service/solutions
Develop Bills of Materials (BOMs) and participate in the decision-making process for the acquisition of current/new technologies for the customer environment
Document solution risks, issues and mitigation strategies
Create and maintain network diagrams
Provide Subject Matter Expertise for network security technologies
Meet with management and the customer to present and discuss design and implementation efforts

Required Skills:

BS degree in Computer Science, Information Systems or equivalent.
Must have a minimum of 10 years of experience implementing and maintaining Network Access Control technologies (Cisco IDS/IPS, ISE, Forescout, Cisco AnyConnect, etc.)
Must have minimum 10 years of experience in a Network Engineering role.
Experience with network infrastructure in enterprise datacenter solutions.
Experience with mid to large scale implementations of Network Access Control technologies.
Ability to obtain/maintain a Public trust which requires background check, fingerprints, etc.

Desired Skills:

Cisco CCNA/CCNA/Security, CCNP/CCNP Security, CCIE certifications
Cisco SISE certification
Forescout FSCA/FSAA/FSCE certifications
Experience with Cisco wireless LAN controllers.
Experience with Forescout security products.
Experience configuring Cisco ASAs and switches.
Experience configuring 802.1X.
Experience configuring and implementing network segmentation including VLANs and MPLS.
Experience with multiple end-system operating systems including Windows, Linux, Mac OS, and Apple IOS.
Experience with ServiceNow and Visio is an asset

The likely salary range for this position is $142,792 - $172,500. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Scheduled Weekly Hours:

Travel Required:

None

Telecommuting Options:

Hybrid

Work Location:

USA MD Bethesda

Additional Work Locations:

Total Rewards at GDIT:

Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

Our Identity Verification Process:

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

About Our Work:

We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.

Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Apply About employer

More about this job

Skills

Risk management
IPS
IDS
Troubleshoot
LAN
Microsoft Access
Control systems
Cisco AnyConnect
Decision making
Computer science
CCNA
CCNP
Microsoft Windows
Linux
Apple iOS

Report this job