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• Analyze RF performance data from various sources (drive tests, OSS, customer complaints) to identify areas for improvement.
• Develop and implement optimization plans for 4G/LTE and 5G networks to enhance coverage, capacity, and quality of service.
• Perform in-depth analysis of RF KPIs and identify root causes for performance degradation.
• Collaborate with network planning and engineering teams to ensure optimal network design and configuration.
• Conduct regular performance reviews and provide actionable recommendations to management.
• Develop and maintain automated reporting tools and dashboards for RF performance monitoring.
• Stay current with the latest RF technologies, trends, and competitive landscape.
• Mentor junior RF engineers and provide technical guidance on complex performance issues.
• Troubleshoot complex RF interference and capacity issues.
• Develop and execute new feature validation plans for RF-related features.
• Represent the RF performance team in cross-functional meetings and project discussions.

• Bachelor's or Master's degree in Electrical Engineering, Telecommunications Engineering, or a related field.
• 8+ years of experience in RF performance analysis and optimization for mobile networks.
• Expertise in 4G/LTE and 5G NR technologies, including key parameters and optimization techniques.
• Proficiency with RF planning and optimization tools (e.g., Planet, Atoll, TEMS, Nemo).
• Strong understanding of RF propagation principles, antenna theory, and interference mitigation techniques.
• Experience with cellular network architecture and protocols.
• Excellent analytical, problem-solving, and data interpretation skills.
• Proven ability to lead projects and mentor team members.
• Strong communication and presentation skills.
• Ability to work effectively in a hybrid work environment, balancing remote and in-office responsibilities.

RELOCATION ASSISTANCE: Relocation assistance may be available

CLEARANCE TYPE: A US Government security clearance per customer's requirements.

TRAVEL: Yes, 10% of the Time

Description

At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work — and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.

Northrop Grumman Mission Systems is a trusted provider of mission-enabling solutions for global security. Our organization is chartered with providing the skills, innovative technologies to develop, design, produce and sustain optimized product lines across the sector while providing a decisive advantage to the warfighter.

We are looking for you to join our team as a Network Engineer/Principal Network Engineer based out of San Diego, CA . As a Network Engineer/Principal Network Engineer at Northrop Grumman you will have a challenging and rewarding opportunity to be a part of our Enterprise-wide digital transformation. Through the use of Model-based Engineering, DevSecOps and Agile practices we continue to evolve how we deliver critical national defense products and capabilities for the warfighter. Our success is grounded in our ability to embrace change, move quickly and continuously drive innovation. The successful candidate will be collaborative, open, transparent, and team-oriented with a focus on team empowerment & shared responsibility, flexibility, continuous learning, and a culture of automation.

What You’ll get to Do:

• Work closely with engineers and technicians in a lab environment

• Advise on integration of new emerging industry technologies to the program’s systems

• Implement engineering changes to the system as required

• Review, analyze, and incorporate technical requirements into end-to-end system architectures

• Responsible for completing the network configurations and coordinating with the peers, SMEs, and government engineers.

• Occasional travel may be required

This position may be filled as a Network Engineer or Principal Network Engineer.

Qualifications:

Basic Qualifications for Network Engineer:

• Bachelors degree in science, engineering, or related discipline with 2 years of experience; OR 0 years of experience with a Masters degree

• An additional 4 years of relevant experience can be considered in lieu of a Bachelor degree.

• Experience with network design, architecture, specifications, and equipment selection.

• Understanding of IP4 and IPv6 network design, including IP sub-netting and protocols including BGP, OSPF and EIGRP.

• Understanding of network device configuration and troubleshooting (ideally, Cisco IOS/IOS-XE).

• Understanding of advanced features like GRE, IPSEC, IP quality-of-service, VLANs, and multicast.

• Familiar with network management protocols, like SNMP, SSH, syslog, RADIUS/TACACS.

• Ability to travel 10% of the time

• Must be a US Citizen

• CLEARANCE: The ability to obtain and maintain a DoD secret clearance is required

Basic Qualifications for Principal Network Engineer:

• Bachelors degree in science, engineering, or related discipline with 5 years of experience; OR 3 years of relevant experience with a Masters degree; OR 1 year of experience with STEM PhD degree

• An additional 4 years of relevant experience can be considered in lieu of a Bachelor degree.

• Experience with network design, architecture, specifications, and equipment selection.

• Understanding of IP4 and IPv6 network design, including IP sub-netting and protocols including BGP, OSPF and EIGRP.

• Understanding of network device configuration and troubleshooting (ideally, Cisco IOS/IOS-XE).

• Understanding of advanced features like GRE, IPSEC, IP quality-of-service, VLANs, and multicast.

• Familiar with network management protocols, like SNMP, SSH, syslog, RADIUS/TACACS.

• Ability to travel 10% of the time

• Must be a US Citizen

• CLEARANCE: The ability to obtain and maintain a DoD secret clearance is required

Preferred Qualifications:

• DoD 8570 Security certification such as Sec+, CASP, CISSP, or equivalent.

• A professional certification specific to the networking industry like a CCNA/CCNP/CCIE or equivalent.

• Familiar with network management applications, like Splunk, Firepower Management Center (FMC), and/or Cisco ISE.

• Exposure to the Risk Management Framework, associated security controls, and STIGs.

• Familiar with Windows, Linux, and VMWare configuration and troubleshooting.

• Experience with HAIPE/TACLANE and other military COMSEC/CRYPTO equipment and procedures.

• Experience with tactical/military radio networks, like Common Data Link (CDL) and ANW2.

• Experience with (MIL) SATCOM equipment and services.

• Experience with Cisco Unified Communications / VoIP and VTC

• Experience with Cisco Modelling Labs (CML) or Virtual Internet Routing Lab (VIRL).

• Proficiency with MS Office tools, including PowerPoint and Visio

• Active U.S. Government DOD Secret Clearance

Primary Level Salary Range: $81,300.00 - $21,900.00

Secondary Level Salary Range: 100,300.00 - 150,500.00

The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.

Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.

The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.

Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.

We are seeking a talented Network Engineer to join our team at Siemens. As a Network Engineer, you will be responsible for designing, implementing, and maintaining our company's network infrastructure. You will work closely with the IT team to ensure the smooth operation of our network and troubleshoot any issues that may arise. If you have a passion for technology and a strong background in networking, we want to hear from you!

• Design and implement network solutions to meet the needs of the organization
• Monitor network performance and troubleshoot any issues that may arise
• Collaborate with the IT team to ensure the security of the network
• Manage network upgrades and expansions
• Provide technical support to end-users

• Bachelor's degree in Computer Science or related field
• 3+ years of experience in network engineering
• Strong knowledge of networking protocols and technologies
• Experience with network monitoring tools
• Excellent problem-solving skills

If you are looking for an exciting opportunity to work with cutting-edge technology and make a real impact, apply now to join our team as a Network Engineer at Siemens!

Insight Global is seeking a Network Engineer to join a local client of ours. This candidate will be responsible for finalizing the design and implementation of a BGP network.

Required Skills:

Bachelor's degree in Computer Science, Information Technology, or a related field.

5+ years of experience in network engineering, administration, or a similar role

Strong understanding of modern networking protocols (BGP, OSPF, EIGRP, TCP/IP, VLANs, MPLS, etc.)

Hands-on experience with Cisco, Fortinet, Palo Alto, Sonicwall, or equivalent network hardware. Excellent communication and collaboration abilities.

Core Technical Requirements

• BGP Expertise: Ability to design, configure, and maintain BGP routing across multiple peers, including route reflection, policy controls, and failover scenarios.
• Network Architecture: Design scalable, redundant ISP-grade networks across core, distribution, and edge layers.
• Security: Knowledge of securing BGP sessions (MD5 authentication, prefix filtering, RPKI), firewall integration, and DDoS mitigation.
• Protocols & ISP Operations: OSPF, IS-IS, MPLS, VPNs, QoS, IPv4/IPv6 management, peering agreements, DNS/DHCP/IPAM.

Day-to-Day may include:

• Hands-On Implementation: Configure routers/switches, troubleshoot, and operationalize the design.
• Vendor Experience: Cisco IOS-XR, Palo Alto NGFW, Infoblox, Nutanix, or comparable platforms.
• Monitoring & Documentation: NOC dashboards, SNMP/NetFlow, detailed runbooks, and network diagrams.
• Collaboration: Work effectively across city departments (Public Safety, Public Works, Schools, Libraries) and external providers.

Exact compensation may vary based on several factors, including skills, experience, and education. Benefit packages for this role will start on the 31st day of employment and include medical, dental, and vision insurance, as well as HSA, FSA, and DCFSA account options, and 401k retirement account access with employer matching. Employees in this role are also entitled to paid sick leave and/or other paid time off as provided by applicable law.

Network Engineer – Contract-to-Hire

Note: We are unable to provide visa sponsorship at this time. Candidates must be authorized to work in the U.S. now and in the future without the need for sponsorship.

Location: Hybrid (3 days onsite in Columbus, OH)

Experience Level: Mid-Senior (6-8+ years)

Education: Bachelor’s degree in Computer Science, Information Technology, or related field, or equivalent experience

Position Summary:

We are seeking a highly experienced and strategic Senior Network Engineer to lead the design, implementation, and optimization of complex network infrastructures in a hybrid environment. This role demands deep technical proficiency, proactive problem-solving, and the ability to collaborate across multidisciplinary teams - including project managers, clinical stakeholders, and IT leadership—to ensure robust, secure, and scalable network services across the medical center.

Key Responsibilities:

• Architect and manage Network Address Translation (NAT) configurations to support secure, scalable, and efficient traffic routing across enterprise systems.

• Design, implement, and continuously refine firewall policies to align with evolving security frameworks, compliance mandates, and operational best practices.

• Lead the administration and performance tuning of VMware NSX or equivalent virtual networking platforms, ensuring optimal segmentation, automation, and policy enforcement.

• Oversee the configuration and lifecycle management of load-balancer groups, ensuring high availability, fault tolerance, and performance optimization for mission-critical applications.

• Serve as a technical liaison and strategic advisor to cross-functional teams, translating business and clinical requirements into scalable network solutions.

• Develop and maintain comprehensive network documentation, including change logs, topology diagrams, and compliance records to support auditing, troubleshooting, and knowledge transfer.

Qualifications:

• Minimum 8+ years of progressive experience in enterprise networking, with a proven track record of leading complex infrastructure projects.

• Expert-level knowledge of network protocols, firewall architectures, VLAN design, and load balancing technologies.

• Hands-on experience with VMware NSX, SDN, or similar virtualized networking platforms.

• Familiarity with healthcare IT environments, including regulatory and compliance considerations (e.g., HIPAA), is highly desirable.

• Exceptional communication and stakeholder engagement skills, with the ability to influence and collaborate across technical and non-technical teams.

• Demonstrated ability to prioritize and manage multiple initiatives in a fast-paced, mission-driven environment.

Req ID: RQ

Type of Requisition: Regular

Clearance Level Must Be Able to Obtain: Secret

Public Trust/Other Required: None

Job Family: IT Infrastructure and Operations

Skills:

Cisco Routing,Firewalls,Local Area Network (LAN),Routers,WAN Networking

Certifications:

DoD M Information Assurance Technician (IAT) Level II Certification - US Department of Defense

Experience:

4 + years of related experience

US Citizenship Required:

Yes

Job Description:

Network Engineer

• We are seeking a reliable and skilled network engineer to join the Marine Corps Afloat C4 Systems Integration Team (AC4SIT), dedicated to supporting naval integration of Marine Corps C4I systems. In this role, you will work with Government professionals and Marines operating on amphibious ships to validate the installation, configurations and performance of network services, and apply technical solutions and coordination to resolve information exchange problems. Join our team and you will further your skills in systems technology/engineering, gain experience with the naval shipboard environment, and help deliver enterprise solutions.

Job Description

Responsibilities include:

• Naval Integration Support to Enterprise technical assessments and guidance to integrate systems to dedicated network resources on ship

• Provide onboard and remote technical support/guidance and conduct network assessments to Marine network administrators aboard Navy L-Class ships.

• LAN architecture troubleshooting and resolution of network traffic-flow issues over complex, multi node, tactical WAN/LAN environments.

• Develop integrated naval enterprise logical and physical LAN architectures

• Configuring and troubleshooting Microsoft Server , Microsoft Exchange Server , Active Directory, and DNS.

• Configuring and troubleshooting vCenter 5.x/6.x/7.x and VSAN.

• Experience troubleshooting the implementation of HBSS, ACAS, PKI Repeater/Responders, and other USMC tactical applications.

• Solid and practical understanding of Cisco Routing & Switching to include: Fundamentals of routing and switching, Routing Protocols, Access Control Lists, VLANs, VLAN Trunking, Subnetting, 802.1X NAC, and Secure Group Tagging.

• Configure and troubleshoot tactical VTC/VOIP systems.

• Create, modify, and troubleshoot firewall rules and configurations.

• Troubleshoot tactical radio and SATCOM connections to shipboard WAN/LAN.

• Participating in the development of future network requirements for USMC Developing job aids to assist Marines when integrating onto shipboard networks.

• Participate in joint service working groups to convey USMC technical requirements to Navy and USMC stakeholders evaluating and preparing shipboard networks to ensure WAN/LAN systems are prepared for embarking Marine Forces.

• Developing, implement testing strategies, and document results.

Required Qualifications:

• Must possess and maintain a Secret Clearance

• Experience operating in deployed environments

• 4+ years practical experience supporting USMC or DoD network systems/projects

• Possess DoD M Information Assurance Technician (IAT) Level II Certification

• Ability to travel 15% of time annually to work on-site, in a naval shipboard environments

• Experience providing technical support to customers

• Comprehensive knowledge of the principles, methods, and techniques used in network administration and support.

Desired Qualifications:

• CISCO CCNA or CCNP Certificates

• Experience with Software-Defined Wide Area Networking (SD-WAN)

• Experience supporting joint service projects

GDIT IS YOUR PLACE:

? 401K with company match

? Comprehensive health and wellness packages

? Internal mobility team dedicated to helping you own your career

? Professional growth opportunities including paid education and certifications

? Cutting-edge technology you can learn from

? Rest and recharge with paid vacation and holidays

The likely salary range for this position is $93,500 - $126,500. 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.

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.

We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 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 capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.

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Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans