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Added 11 mins ago
Software Engineer 2 - Mobile Developer (iOS & Android)
U.S. Bank
Earth City, MO
…practices; considers scalability, reliability, and performance of systems/contexts affected when defining technical…
Added 12 mins ago
Software Engineer
T-Mobile USA, Inc.
Bellevue, WA · Overland Park, KS · Frisco, TX
The Software Engineer is essential for designing, implementing, and deploying scalable software solutions that meet customer requirements and support high availability environments. The…
Added 15 mins ago
Data Engineer, Analytics (Technical Leadership)
Meta
Pierre, SD
Data Engineer, Analytics (Technical Leadership) Responsibilities:
Added 15 mins ago
AI Operations Administrator - Gravitee - Remote US
SitusAMC
Pierre, SD
…and provides a foundation for growth into the AI Operations Engineer…
Added 16 mins ago
Supplier Support Manufacturing Engineer
GE Aerospace
Pierre, SD
The Supplier Support Manufacturing Engineer is responsible for addressing part shortages and ensuring supplier performance aligns with Clear to Build (CTB) targets. This role emphasizes…
Added 16 mins ago
C
AI Data Engineer
Cognizant
Pierre, SD
- $100,000 to $115,000 USD / year
As an AI Data Engineer, you will make an impact by designing, building, and optimizing scalable cloud-native data engineering solutions that enable advanced AI-driven applications and…
Added 16 mins ago
GA
Sr Staff Applications Operations Engineer – Engineering Tools Automation & AI Ops
GE Aerospace
Pierre, SD
- $131,000 to $174,000 USD / year
Minimum 5 years of professional experience in Application Operations or systems administration supporting enterprise or engineering applications
Added 16 mins ago
C
AI Data Engineer
Cognizant
Pierre, SD
- $100,000 to $115,000 USD / year
As an AI Data Engineer, you will make an impact by designing, building, and optimizing scalable cloud-native data engineering solutions that enable advanced AI-driven applications and…
Added 16 mins ago
EG
Cloud Engineer
Eliassen Group
Pierre, SD
- $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 16 mins ago
EG
Databricks Data Engineer
Eliassen Group
Pierre, SD
- $150,000 to $154,000 USD / year
Our client seeks a Databricks Data Engineer to design, build, and maintain scalable, reliable, and secure data pipelines, infrastructure, and systems that support consulting services and…
Added 29 mins ago
A
Maintenance Mechanic
Aerotek
Plymouth, MA
- $24 USD / hour
…troubleshooting mechanical, electrical, pneumatic, and hydraulic systems. This role emphasizes the prevention of downtime through general maintenance and repairs on production equipment,…
Added 53 mins ago
CT
Professional Services Engineer – Full-time – Work from Home in the US
Crawford Technologies
Remote, United States
- $130,000 to $150,000 USD / year
- Full-time
Working knowledge of common software applications and uses; including Operating Systems, MS Office Applications, Internet Browsers, and Adobe Acrobat.
Added 1 hour ago
EG
Cloud Engineer
Eliassen Group
Augusta, ME
- $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
EG
Databricks Data Engineer
Eliassen Group
Augusta, ME
- $150,000 to $154,000 USD / year
Our client seeks a Databricks Data Engineer to design, build, and maintain scalable, reliable, and secure data pipelines, infrastructure, and systems that support consulting services and…
Added 1 hour ago
EG
Cloud Engineer
Eliassen Group
Helena, MT
- $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
EG
Databricks Data Engineer
Eliassen Group
Helena, MT
- $150,000 to $154,000 USD / year
Our client seeks a Databricks Data Engineer to design, build, and maintain scalable, reliable, and secure data pipelines, infrastructure, and systems that support consulting services and…
Added 1 hour ago
Site Engineer (Data Centers)
Jacobs
Saint Francisville, LA
As a Site Structural Engineer, you will support construction execution for advanced manufacturing and hyperscale data-center projects, serving as the structural engineering presence in the…
Added 1 hour ago
HVAC Technician
CBRE
Shreveport, LA
As a CBRE HVAC Engineer, this job will support a facility that requires an expert commercial HVAC technician to perform maintenance, repair, and installation tasks on building systems,…
Added 1 hour ago
EG
Databricks Data Engineer
Eliassen Group
Baton Rouge, LA
- $150,000 to $154,000 USD / year
Our client seeks a Databricks Data Engineer to design, build, and maintain scalable, reliable, and secure data pipelines, infrastructure, and systems that support consulting services and…
Added 1 hour ago
EG
Cloud Engineer
Eliassen Group
Baton Rouge, LA
- $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
Solutions Engineer Software - Keysight EDA tools
Keysight Technologies, Inc.
Santa Clara, CA · Colorado Springs, CO · Seattle, WA
Our award-winning culture embraces a bold vision of where technology can take us and a passion for tackling challenging problems with industry-first solutions. We believe that when people…
Added 1 hour ago
AI Security Engineer, US ADC Security
Amazon.com Services LLC
Jessup, MD · Arlington, VA · Herndon, VA
Amazon's Security team is looking for an AI Security Engineer with strong insight and passion for security to ensure our AI applications are designed and built to the highest standards.…
Added 1 hour ago
Amazon Dedicated Cloud Engineer, US ADC Security
Amazon.com Services LLC
Herndon, VA
The US ADC Security Engineering team is seeking a motivated ADC Engineer I to support day-to-day operations of large-scale cloud systems. You have a working knowledge of Linux, networking,…
Added 1 hour ago
Amazon Dedicated Cloud Engineer, US ADC Security
Amazon.com Services LLC
Herndon, VA
The US ADC Security Engineering team is seeking a motivated ADC Engineer I to support day-to-day operations of large-scale cloud systems. You have a working knowledge of Linux, networking,…
Added 1 hour ago
Amazon Dedicated Cloud Engineer, US ADC Security
Amazon.com Services LLC
Herndon, VA
The US ADC Security Engineering team is seeking a motivated ADC Engineer I to support day-to-day operations of large-scale cloud systems. You have a working knowledge of Linux, networking,…

Closed listing

GD Information Technology, Inc.

Senior Network Security Engineer

United States

The likely salary range for this position is $119,000 - $161,000.

This opening has closed.

The original listing is kept below for reference.

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About employer

Job details

Pay: The likely salary range for this position is $119,000 - $161,000.
Posting language: English
Posted: Nov 7, 2026

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Original job description

Archived listing. The details below describe a past opening.

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 Firewall, Cisco VPN, Palo Alto Networks Next Generation Firewalls (NGFW), Remote Access VPNCertifications:

NoneExperience:

4 + 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 security appliances and infrastructure in a 24x7x365 environment. The senior engineer is responsible for but not limited to monitoring, configuration changes, accounts, and software updates for the customer’s security appliances for internal and border security framework. 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 all security 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:

Administration of LAN technologies for Cisco ASA Firewalls
Administration of firewalls, including but not limited to Cisco ASA, ACS, RSA, Cisco AnyConnect, Gigamon, Cisco VPN, Palo Alto
Assist in troubleshooting and problem solving for a wide variety of client/user LAN/Security related issues
Work closely with other IT functional teams to ensure cohesive support and strategies across the IT organization
Support the development of project plans 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
Auditing and Compliance
Configuration changes and Code upgrades needed to address vulnerabilities report by internal/external audits.
Vulnerability mitigation.
IOS code version bug scrapping with Cisco SME/TAC
IOS code version lab testing before implementing in production
Quarterly IOS code upgrades
Auditing of any newly deployed firewalls to verify compliance
24-hours availability for weekly On-Call rotation with the security team
Firewall hardware refreshes including rack and stack

Required Skills:

BS degree in Computer Science, Information Systems or equivalent.
Minimum of four years of experience implementing and maintaining Cisco ASA, VPN, ACS, AnyConnect, Gigamon
Minimum four years of experience in a Network Security Engineering role.
Experience with network infrastructure in enterprise datacenter solutions.
Experience with mid to large scale implementations of Cisco firewalls.
Ability to obtain a Public Trust

The likely salary range for this position is $119,000 - $161,000. 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:

Less than 10%

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

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