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Added 5 mins ago
SCADA Commissioning Engineer
GE Grid Solutions, LLC
Remote, United States
GE Vernova is seeking a skilled SCADA System Engineer to lead and execute pre-commissioning, commissioning, integration, testing, and maintenance activities for Supervisory Control and Data…
Added 12 mins ago
NAVWAR Engineer
UIC Government Services and the Bowhead Family of Companies
Kirtland AFB, NM
Bowhead seeks an NAVWAR Engineer to support the Joint Navigation Warfare Center (JNWC) in Albuquerque, NM.
Added 12 mins ago
Mechanial Engineer (R&D Engineer 2)
Los Alamos National Laboratory
Los Alamos, NM
…supporting the development of a next generation initiation system for the W93 program. You will be responsible for the development, design, testing, requirements development, component…
Added 12 mins ago
Neutron, Gamma, and Particle Sensing Systems Engineer (R&D Engineer 4)
Los Alamos National Laboratory
Los Alamos, NM
…Implementation group (ISR-7) is seeking an experienced systems engineer to join our diverse and collaborative team. As a member of ISR-7, your role will be to translate mission needs into…
Added 12 mins ago
Mechanical Engineer (R&D Engineer 2)
Los Alamos National Laboratory
Los Alamos, NM
…the development of a next generation laser based initiation system. You will be responsible for the development, design, testing, requirements development, component verification, and…
Added 12 mins ago
Mechanical Engineer (R&D Engineer 2)
Los Alamos National Laboratory
Los Alamos, NM
…supporting the development of a next generation initiation system for the W93 program. You will be responsible for the development, design, testing, requirements development, component…
Added 12 mins ago
Quality Product Verifier (Quality Engineer 1/2)
Los Alamos National Laboratory
Los Alamos, NM
Join the Weapons Production Directorate at Los Alamos National Laboratory (LANL) as a Quality Engineer focusing on Quality Product Verification. LANL is a multidisciplinary research…
Added 12 mins ago
AI Operations Administrator - Gravitee - Remote US
SitusAMC
Santa Fe, NM
…and provides a foundation for growth into the AI Operations Engineer…
Added 23 mins ago
DevSecOps Security Engineer
Leidos
Gaithersburg, MD
Leidos is seeking a DevSecOps Security Engineer to join the Air Traffic Business Area within the Homeland Sector, supporting the development of the Leidos Common Automation Platform…
Added 23 mins ago
Principal Modeling Simulation and Analysis Systems Engineer
Northrop Grumman
Baltimore, MD
Assess system capabilities by linking system and subsystem requirements to performance metrics and mission threads, proving operative interfaces and their connections that enable mission…
Added 23 mins ago
Network Implementation Engineer
BOOZ, ALLEN & HAMILTON, INC.
Fort Meade, MD
…resources to analyze business and technical requirements to develop system designs, estimates, implementation plans, management and customer reports, and coordinate the structured cabling…
Added 37 mins ago
Lead NASCAR Aerodynamics Engineer
Oshkosh Corporation
Huntersville, NC
…optimization, physical realization, through on-track performance verification. This position is in the Motorsports NASCAR Program at the Huntersville, NC Pratt Miller location and will…
Added 37 mins ago
Senior Manufacturing Systems Engineer - PLC Systems
Amgen
Holly Springs, NC
Work with platform leads to ensure standalone PLC based systems are designed with the proper network connectivity and system-to-system communication to enable centralized monitoring and…
Added 37 mins ago
Senior Embedded Systems Verification Engineer
Eaton Corporation
Raleigh, NC
Eaton’s Critical Power Solutions Division (CPS) is seeking an Embedded Systems Verification Sr. Engineer. This position can be based on a hybrid basis in Raleigh, NC. Relocation is…
Added 37 mins ago
Lead Mortgage Securities Quantitative Analytics Specialist
Wells Fargo
CHARLOTTE, NC
Wells Fargo is seeking a Quantitative Java Software Engineer, Executive Director (Senior Lead Securities Quantitative Analytics Specialist). A successful applicant will be a Java…
Added 38 mins ago
EC
Supplier Quality & Development Engineer
Eaton Corporation
Raleigh, NC · Fayetteville, NC · Charlotte, NC · Arden, NC
- $97,000 to $143,000 USD / year
Eaton’s ES AMER ARS division is currently seeking a Supplier Quality & Development Engineer. This position offers a HYBRID work schedule Monday-Friday at either of the following locations:…
Added 56 mins ago
Senior Design Engineer
Divergent
Torrance, CA
This Design Engineer role involves bridging design and production, creating and optimizing innovative product designs for manufacturability, collaborating with cross-functional teams, and…
Added 56 mins ago
O
Senior Platform Software Engineer
Oracle
Nashville, TN
- $87,800 to $209,500 USD / year
As a Senior Software Engineer you will own software architecture and development of Oracle's GenAI Agent Platform. You should be both a rock solid coder and a distributed systems…
Added 1 hour ago
Quality Engineer - Orion Assembly
General Motors LLC
Lake Orion, MI
The Quality Engineer owns quality performance for vehicle systems (interior components) on Orion-built vehicles. This role leads problem solving, control plan execution, supplier and plant…
Added 1 hour ago
Enterprise Architecture Manager, Senior Vice President
Citigroup
Irving, TX
…structural impact assessments on core operating platforms to engineer proactive systemic…
Added 1 hour ago
Electrical Engineer I Neuromodulation
Abbott
Plano, TX
Assist in the development of verification and validation test protocols and reports.
Added 1 hour ago
SCADA Commissioning Engineer
GE Grid Solutions, LLC
Remote, United States
GE Vernova is seeking a skilled SCADA System Engineer to lead and execute pre-commissioning, commissioning, integration, testing, and maintenance activities for Supervisory Control and Data…
Added 1 hour ago
Mechanical Designer IV
JPL/NASA
Pasadena, CA
Demonstrated success defining and approving mechanical requirements, interfaces, verification strategies, and risk mitigation plans at subsystem or system level.
Added 1 hour ago
Guidance and Control Engineer II - TS/SCI
JPL/NASA
Pasadena, CA
…concepts, design, development, delivery, integration and test, verification and validation, and operation of complex Mechanical, Thermal, Propulsion, Robotics, and Guidance and Control…
Added 1 hour ago
VI
Senior Systems Engineer - RF Sensing and Mission Systems
Viasat, Inc.
Carlsbad, CA
- $224,500 to $336,500 USD / year
Join Viasat's Government organization as a Senior Staff Systems Engineer supporting the development of advanced RF sensing, signal exploitation, communications, and mission systems. This…

Closed listing

General Dynamics Information Technology

Sr. Network Security Engineer

Bethesda, MD, United States

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

This opening has closed.

The original listing is kept below for reference.

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Job details

Pay: The likely salary range for this position is $142,792 - $172,500.
Posting language: English
Posted: Nov 6, 2026

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Original job description

Archived listing. The details below describe a past opening.

Req ID: RQ230990

Type of Requisition: Regular

Clearance Level Must Be Able to Obtain: None

Public Trust/Other Required: NACI (T1)

Job Family: Cyber and IT Risk Management

Skills:

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

Certifications:

Cisco Certified Network Professional (CCNP) Security | Cisco - Cisco

Experience:

10 + years of related experience

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.

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 at https://gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

About employer

More about this job

Skills

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

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