As a Tier III Network Engineer, you will design, implement, and maintain complex network systems, troubleshoot issues, and collaborate on IT projects while ensuring operational integrity across multiple environments.
Job Description
BAE Systems, a top-ten prime contractor to the U.S. Department of Defense, enables the U.S. government to transform data into intelligence and provides engineering, integration and sustainment support for critical military platforms and systems. Intelligence & Security provides services and products to the Department of Defense, the intelligence community, federal law enforcement officials, and troops deployed around the world.
You will be part of a team that builds, maintains, and delivers cloud, network, security, and O&M services across multiple classification levels in the environment. You will plan and design network components/configurations to ensure that resources (hardware/software) are in place to enable the team to monitor and manage the IT system infrastructure and all processes and components related to these systems (both hardware and software).
As a Tier III Network Engineer, you will support the customer's various wide area networks (WANs) and local area networks (LANs). This position will provide routing to an enterprise level infrastructure across multiple classifications and act as subject matter experts in routing technologies across multiple vendors.
In addition, you will engineer solutions for expanding capacity, improving response time, and streamlining network operations throughout the internal and operational systems, will monitor and analyze mission critical networks and servers, and will set up, manage, and maintain security management and application performance optimization functions across internal and customer systems.
Responsibilities include:
Required Education, Experience, & Skills
Candidate must possess a Bachelor's degree, plus 12 years of IT experience.
Additional required qualifications include:
Pay Information
Full-Time Salary Range: $146670 - $249330
Please note: This range is based on our market pay structures. However, individual salaries are determined by a variety of factors including, but not limited to: business considerations, local market conditions, and internal equity, as well as candidate qualifications, such as skills, education, and experience.
Employee Benefits: At BAE Systems, we support our employees in all aspects of their life, including their health and financial well-being. Regular employees scheduled to work 20+ hours per week are offered: health, dental, and vision insurance; health savings accounts; a 401(k) savings plan; disability coverage; and life and accident insurance. We also have an employee assistance program, a legal plan, and other perks including discounts on things like home, auto, and pet insurance. Our leave programs include paid time off, paid holidays, as well as other types of leave, including paid parental, military, bereavement, and any applicable federal and state sick leave. Employees may participate in the company recognition program to receive monetary or non-monetary recognition awards. Other incentives may be available based on position level and/or job specifics.
About BAE Systems Intelligence & Security
BAE Systems, Inc. is the U.S. subsidiary of BAE Systems plc, an international defense, aerospace and security company which delivers a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. Improving the future and protecting lives is an ambitious mission, but it's what we do at BAE Systems. Working here means using your passion and ingenuity where it counts - defending national security with breakthrough technology, superior products, and intelligence solutions. As you develop the latest technology and defend national security, you will continually hone your skills on a team-making a big impact on a global scale. At BAE Systems, you'll find a rewarding career that truly makes a difference.
Intelligence & Security (I&S), based in McLean, Virginia, designs and delivers advanced defense, intelligence, and security solutions that support the important missions of our customers. Our pride and dedication shows in everything we do-from intelligence analysis, cyber operations and IT expertise to systems development, systems integration, and operations and maintenance services. Knowing that our work enables the U.S. military and government to recognize, manage and defeat threats inspires us to push ourselves and our technologies to new levels.
This position will be posted for at least 5 calendar days. The posting will remain active until the position is filled, or a qualified pool of candidates is identified.
BAE Systems, a top-ten prime contractor to the U.S. Department of Defense, enables the U.S. government to transform data into intelligence and provides engineering, integration and sustainment support for critical military platforms and systems. Intelligence & Security provides services and products to the Department of Defense, the intelligence community, federal law enforcement officials, and troops deployed around the world.
You will be part of a team that builds, maintains, and delivers cloud, network, security, and O&M services across multiple classification levels in the environment. You will plan and design network components/configurations to ensure that resources (hardware/software) are in place to enable the team to monitor and manage the IT system infrastructure and all processes and components related to these systems (both hardware and software).
As a Tier III Network Engineer, you will support the customer's various wide area networks (WANs) and local area networks (LANs). This position will provide routing to an enterprise level infrastructure across multiple classifications and act as subject matter experts in routing technologies across multiple vendors.
In addition, you will engineer solutions for expanding capacity, improving response time, and streamlining network operations throughout the internal and operational systems, will monitor and analyze mission critical networks and servers, and will set up, manage, and maintain security management and application performance optimization functions across internal and customer systems.
Responsibilities include:
- Tier III O&M of Juniper and Cisco routers include extensive troubleshooting at the layer 2 and layer 3 level and implementation of routing changes.
- Troubleshooting network issues related to connectivity, latency, asymmetric routing.
- Implementation of routing and troubleshooting issues related to the following protocols: OSPF, BGP, MPLS, VRF's, VPN's.
- Support technical exchange meetings to help resolve other ISP and application owner issues.
- Support problem management to conduct root cause analysis of recurring issues.
- Provide day-to-day Operations and Maintenance (O&M) support for incident management events and outages.
- Collaborate with IT staff on projects and initiatives.
- Work with corresponding technical support teams as required to resolve network traffic concerns.
- Utilize monitoring tools and log collectors to provide in-dept analysis of traffic anomalies and issues.
- Candidate will be on call after hours on a rotational basis.
- Not required but experience with Palo Alto, Cisco Adaptive Security Appliance (ASA), and Forcepoint firewall equipment and applications is a plus.
Required Education, Experience, & Skills
Candidate must possess a Bachelor's degree, plus 12 years of IT experience.
Additional required qualifications include:
- Must comply with DoD 8140 Information Assurance Technical (IAT) Level 2.
- Experience with configuring and troubleshooting Juniper and Cisco routers and switches.
- Experience with protocols such as OSPF, BGP, VPN's, VRF's, MPLS.
- Understanding of routing, switching, Internet Protocol (IP) subnet, Network Address Translation (NAT) and security technologies.
- Demonstrated ability to engineer and modify rulesets to allow connectivity for new customer requirements.
- Demonstrated ability to read, understand, and develop schematic diagrams, technical manuals, and documentation such that the supported equipment and software can be maintained with minimal training.
- Working knowledge of Service Now or similar IT Service Management (ITSM) products.
- Superior verbal and written communication skills.
- Intermediate-level knowledge of MS Office products Word, Excel, PowerPoint, and Visio.
Pay Information
Full-Time Salary Range: $146670 - $249330
Please note: This range is based on our market pay structures. However, individual salaries are determined by a variety of factors including, but not limited to: business considerations, local market conditions, and internal equity, as well as candidate qualifications, such as skills, education, and experience.
Employee Benefits: At BAE Systems, we support our employees in all aspects of their life, including their health and financial well-being. Regular employees scheduled to work 20+ hours per week are offered: health, dental, and vision insurance; health savings accounts; a 401(k) savings plan; disability coverage; and life and accident insurance. We also have an employee assistance program, a legal plan, and other perks including discounts on things like home, auto, and pet insurance. Our leave programs include paid time off, paid holidays, as well as other types of leave, including paid parental, military, bereavement, and any applicable federal and state sick leave. Employees may participate in the company recognition program to receive monetary or non-monetary recognition awards. Other incentives may be available based on position level and/or job specifics.
About BAE Systems Intelligence & Security
BAE Systems, Inc. is the U.S. subsidiary of BAE Systems plc, an international defense, aerospace and security company which delivers a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. Improving the future and protecting lives is an ambitious mission, but it's what we do at BAE Systems. Working here means using your passion and ingenuity where it counts - defending national security with breakthrough technology, superior products, and intelligence solutions. As you develop the latest technology and defend national security, you will continually hone your skills on a team-making a big impact on a global scale. At BAE Systems, you'll find a rewarding career that truly makes a difference.
Intelligence & Security (I&S), based in McLean, Virginia, designs and delivers advanced defense, intelligence, and security solutions that support the important missions of our customers. Our pride and dedication shows in everything we do-from intelligence analysis, cyber operations and IT expertise to systems development, systems integration, and operations and maintenance services. Knowing that our work enables the U.S. military and government to recognize, manage and defeat threats inspires us to push ourselves and our technologies to new levels.
This position will be posted for at least 5 calendar days. The posting will remain active until the position is filled, or a qualified pool of candidates is identified.
Top Skills
Bgp
Cisco
Itsm
Juniper
Mpls
MS Office
Ospf
Vpn
BAE Systems, Inc. Broomfield, Colorado, USA Office
BAE Systems, Inc. Space & Mission Systems headquarters Office

Headquartered in Broomfield, Colorado, Space & Mission Systems is a leading provider of national defense and civil space applications, advanced remote sensing, scientific and tactical systems.
Similar Jobs at BAE Systems, Inc.
Aerospace • Hardware • Information Technology • Security • Software • Cybersecurity • Defense
Seeking a Senior Engineer to develop and validate cybersecurity features in embedded software for tactical systems. Responsibilities include full software life cycle functions and collaboration across teams.
Top Skills:
C/C++Embedded LinuxPythonVersal IpXilinx Rfsoc
Aerospace • Hardware • Information Technology • Security • Software • Cybersecurity • Defense
As a Senior Principal Systems Engineer, you will design radar systems, lead algorithm development, collaborate with teams, and validate system performance.
Top Skills:
MatlabPythonRf Phenomenology
Aerospace • Hardware • Information Technology • Security • Software • Cybersecurity • Defense
The Senior Engineer will develop, implement, and validate cybersecurity features in embedded software systems, supporting multiple software development types and maintaining effective relationships within teams.
Top Skills:
C/C++Embedded LinuxPythonVersal IpXilinx Rfsoc
What you need to know about the Colorado Tech Scene
With a business-friendly climate and research universities like CU Boulder and Colorado State, Colorado has made a name for itself as a startup ecosystem. The state boasts a skilled workforce and high quality of life thanks to its affordable housing, vibrant cultural scene and unparalleled opportunities for outdoor recreation. Colorado is also home to the National Renewable Energy Laboratory, helping cement its status as a hub for renewable energy innovation.
Key Facts About Colorado Tech
- Number of Tech Workers: 260,000; 8.5% of overall workforce (2024 CompTIA survey)
- Major Tech Employers: Lockheed Martin, Century Link, Comcast, BAE Systems, Level 3
- Key Industries: Software, artificial intelligence, aerospace, e-commerce, fintech, healthtech
- Funding Landscape: $4.9 billion in VC funding in 2024 (Pitchbook)
- Notable Investors: Access Venture Partners, Ridgeline Ventures, Techstars, Blackhorn Ventures
- Research Centers and Universities: Colorado School of Mines, University of Colorado Boulder, University of Denver, Colorado State University, Mesa Laboratory, Space Science Institute, National Center for Atmospheric Research, National Renewable Energy Laboratory, Gottlieb Institute