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Senior Network Engineer Jobs in Frederick, MD (NOW HIRING)

Samsung SDS America

Senior Network Engineer

Rockville, MD · On-site

$106K - $145K/yr

We are looking for an experienced Senior Network Engineer to join our Enterprise Network team. RELOCATION WILL NOT BE OFFERED FOR THIS POSITION. Position Summary: Samsung SDS America is seeking a ...

Samsung SDS America

Senior Network Engineer

Rockville, MD · On-site

$106K - $145K/yr

We are looking for an experienced Senior Network Engineer to join our Enterprise Network team. RELOCATION WILL NOT BE OFFERED FOR THIS POSITION. Position Summary: Samsung SDS America is seeking a ...

Samsung SDS America

Senior Network Engineer

Rockville, MD · On-site

$106K - $145K/yr

We are looking for an experienced Senior Network Engineer to join our Enterprise Network team. RELOCATION WILL NOT BE OFFERED FOR THIS POSITION. Position Summary: Samsung SDS America is seeking a ...

Quadtec Solutions, Inc

Be Seen First

IPv6 Network Engineer On-Site

Gaithersburg, MD · On-site

$150K - $160K/yr

Position Overview We are seeking a highly skilled Senior Network Engineer with deep expertise in IPv6 technologies to join our team. This role is critical to driving our projects IPv6 Assessment ...

New

teKnoluxion

Senior Network Administrator

Gaithersburg, MD · Hybrid

$110K - $166K/yr

Senior Network Administrator Gaithersburg, MD Active TS (SCI eligibility) clearance and eligibility ... Requires Bachelor's degree in Computer Science, Engineering, Information Technology or related ...

teKnoluxion

Senior Network Administrator

Gaithersburg, MD · On-site

$110K - $166K/yr

Overview Senior Network Administrator Gaithersburg, MD Active TS (SCI eligibility) clearance and ... Requires Bachelor's degree in Computer Science, Engineering, Information Technology or related ...

Leidos

Sr. Network Administrator

Gaithersburg, MD · On-site

$92K - $166K/yr

In this role, you'll work alongside talented engineers, architects, cybersecurity professionals ... What You'll Do As a Senior Network Administrator, you'll serve as a technical leader responsible ...

Leidos

Sr. Network Administrator

Gaithersburg, MD · On-site

In this role, you'll work alongside talented engineers, architects, cybersecurity professionals ... What You'll Do As a Senior Network Administrator, you'll serve as a technical leader responsible ...

RSC2 INC

Network Engineer

Fort Detrick, MD · On-site

$71K - $136K/yr

The Network Engineer will perform the daily tasks of operating and maintaining the Global Agile Integrated Transport (GAIT) Network Service Center (NSC). The candidate fulfilling these functions must ...

Quantix

Network Engineer

Gaithersburg, MD · On-site

Network Engineer Location: Gaithersburg, MD Type: Contract to Hire Length: Six months plus Client located in Gaithersburg, Maryland is seeking a Network Engineer for a contract to hire position.

RSC2

Network Engineer

Frederick, MD · On-site

$71K - $136K/yr

The Network Engineer will perform the daily tasks of operating and maintaining the Global Agile Integrated Transport (GAIT) Network Service Center (NSC). The candidate fulfilling these functions must ...

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Senior Network Engineer information

See Frederick, MD salary details

$42.3K

$123.1K

$174K

How much do senior network engineer jobs pay per year?

As of Aug 12, 2026, the average yearly pay for senior network engineer in Frederick, MD is $123,076.00, according to ZipRecruiter salary data. Most workers in this role earn between $103,400.00 and $141,700.00 per year, depending on experience, location, and employer.

What is a senior network engineer?

Senior Network Engineers are experienced IT professionals responsible for designing, implementing, and managing complex computer networks within organizations. They oversee network infrastructure, troubleshoot issues, ensure network security, and optimize performance. Typically, they lead network projects, mentor junior staff, and collaborate with other IT teams to support business operations. Their expertise covers a range of technologies, including routers, switches, firewalls, and cloud networking.

What are some common challenges faced by senior network engineers when managing large-scale network infrastructures?

Senior Network Engineers often encounter challenges such as integrating new technologies into legacy systems, ensuring network security across a growing number of devices, and maintaining high availability while performing upgrades or troubleshooting. Balancing the demands of multiple stakeholders—like IT, security, and business units—can also be complex. Staying updated with evolving protocols and proactively identifying potential performance bottlenecks are crucial parts of effectively managing large-scale environments.

What does a senior network engineer do?

A senior network engineer builds and maintains data communication networks for a company or organization. As a senior network engineer, you have several years of industry experience and lead a team of junior network engineers and network administrators to ensure both the local area network (LAN) and wide area network (WAN) are functioning properly. Your job duties include installing software and hardware, creating a layout plan for cables, and troubleshooting and solving problems that arise with the networks for which you are responsible.

What is the difference between Senior Network Engineer vs Network Administrator?

AspectSenior Network EngineerNetwork Administrator
CertificationsCCNP, CCIE, Cisco certificationsCCNA, CompTIA Network+
Work EnvironmentDesign, implement, and troubleshoot complex networksMaintain and support existing network infrastructure
ResponsibilitiesNetwork architecture, advanced troubleshooting, project leadershipNetwork setup, monitoring, routine maintenance

While both roles involve network management, a Senior Network Engineer focuses on designing and implementing complex network solutions, often leading projects. In contrast, a Network Administrator primarily maintains and supports existing networks, ensuring smooth daily operations.

What are the key skills and qualifications needed to thrive as a senior network engineer, and why are they important?

To excel as a Senior Network Engineer, you need a deep understanding of network architecture, protocols, security, and typically a bachelor's degree in computer science or a related field. Expertise in configuring and troubleshooting routers, switches, firewalls, and experience with tools like Cisco IOS, Juniper, or cloud networking platforms, along with certifications such as CCNP or CCIE, are highly valued. Strong problem-solving abilities, communication skills, and leadership are crucial for designing solutions and collaborating with IT teams. These competencies ensure reliable, secure, and scalable network infrastructures that support critical business operations.
More about Senior Network Engineer jobs
What are the most commonly searched types of Network Engineer jobs in Frederick, MD? The most popular types of Network Engineer jobs in Frederick, MD are:
What are popular job titles related to Senior Network Engineer jobs in Frederick, MD? For Senior Network Engineer jobs in Frederick, MD, the most frequently searched job titles are:
What job categories do people searching Senior Network Engineer jobs in Frederick, MD look for? The top searched job categories for Senior Network Engineer jobs in Frederick, MD are:
What cities near Frederick, MD are hiring for Senior Network Engineer jobs? Cities near Frederick, MD with the most Senior Network Engineer job openings:
Senior Network Engineer jobs near you
Infographic showing various Senior Network Engineer job openings in Frederick, MD as of August 2026, with employment types broken down into 1% As Needed, 75% Full Time, 18% Part Time, and 6% Contract. Highlights an 92% Physical, 3% Hybrid, and 5% Remote job distribution, with an average salary of $123,076 per year, or $59.2 per hour.

Senior Network Engineer

Samsung SDS America

Rockville, MD • On-site

$106K - $145K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 14 days ago

Samsung SDS America rating

7.1

Company rating: 7.1 out of 10

Based on 16 frontline employees who took The Breakroom Quiz

148th of 223 rated it services

Job description

Company Overview:
Samsung SDS is the digital arm of the Samsung group and a global provider of cloud and digital transformation innovations. Samsung SDS delivers enterprise-grade solutions and services in cloud, secure mobility, analytics / AI, digital marketing and digital workspace. We enable our customers in government, financial services, healthcare, and other industries to drive business in a hyper-connected economy helping them to increase productivity, safeguard assets, and make smarter decisions.
Join Samsung SDS America and be part of the cutting-edge technology at our state-of-the-art Pharmaceutical Manufacturing facility in Rockville, Maryland. We are looking for an experienced Senior Network Engineer to join our Enterprise Network team.
RELOCATION WILL NOT BE OFFERED FOR THIS POSITION.
Position Summary:
Samsung SDS America is seeking a highly skilled and experienced Senior Network Engineer to join our Network Operations Team at the Samsung Biologics manufacturing facility in Rockville, MD. In this role, you will serve as the senior technical authority responsible for managing, maintaining, and implementing complex network projects while resolving high-level technical issues. You must be a subject matter expert in Routing & Switching, with extensive, hands-on experience in enterprise-grade VPNs, Load Balancers, Firewalls, and Wireless technologies. Key expectations include leading infrastructure expansion projects, generating Root Cause Analysis (RCA) reports, and mentoring junior team members. Due to the 24/7 mission-critical nature of the manufacturing facility, this position requires active participation in an on-call rotation to serve as the primary (1st-line) responder for urgent network issues and escalations during overnight/after-hours.
Responsibilities:
  • Overnight On-Call & Expert Tier-3 Support
  • Overnight 1st-Line Responder: Act as the primary, first-line responder for overnight and after-hours on-call escalations, ensuring immediate containment, troubleshooting, and resolution of critical network incidents.
  • Escalation Resolution: Resolve complex L2/L3 infrastructure, application connectivity, and P2P VPN issues escalated by team members and internal customers.
  • Deep Packet Analysis: Setup, collect, and analyze packet captures and SSL certificates to troubleshoot intricate network and application behaviors.
  • SLA & Risk Management: Monitor network performance metrics proactively, ensure immediate remediation of incidents, and formulate Root Cause Analysis (RCA) for major outages.
  • Architecture, Project Implementation & Technical Governance
  • AP(Access Point), WLS(Wireless LAN Controller) management
  • Advanced Architecture: Support the design, migration, and implementation of complex network topologies, traffic engineering, multicast environments, and load balancing.
  • Project Leadership: Drive multiple network infrastructure projects focusing on facility expansion, hardware/software upgrades, and technology improvements.
  • Change Management: Review, provide feedback, and approve team members' Release Plans; validate technical accuracy for network changes and represent the network team in Change Management meetings.
  • Lab Validation: Oversee Proof of Concept (POC) testing in lab environments for hardware/software validation, workarounds, bug fixes, and impact analysis.
  • Operational Excellence & Team Leadership
  • Mentorship: Actively mentor junior/mid-level network engineers, cultivate a collaborative learning culture, and drive internal knowledge transfer sessions.
  • Compliance Enforcement: Enforce strict adherence to Standard Operating Procedures (SOPs), standard configurations, corporate change-control, and security policies.
  • Lifecycle Administration: Manage maintenance window coordination, asset inventories, hardware staging, peer reviews, and IP address management (IPAM).
  • Documentation: Maintain pristine, up-to-date documentation for all network systems (LAN/DC/Wireless/Firewalls) and deliver weekly operational summaries to management.

Requirements
  • Education: Bachelor's Degree in Computer Science, Information Technology, or a related field.
  • Experience: 7+ years of continuous experience in large-scale, enterprise-class network operations, design, and implementation with a heavy focus on Cisco devices (Catalyst, Nexus), Firewalls, and Load Balancers.
  • Certification: Current CCNP Enterprise or CCIE certification (or expired within the last 3 years).
  • Load Balancing Expertise: 3-5 years of dedicated, hands-on experience implementing F5 Load Balancing setups, including advanced iRules configuration.
  • Advanced Routing Protocols: Deep, proven expertise in configuring and troubleshooting complex routing protocols: EIGRP, OSPF, BGP, MP-BGP, PIM, and EVPN.
  • Enterprise Technologies: Strong proficiency in VPNs, IPsec, vPC, STP, MLAG, LACP, VRF, IPv4 Subnetting, 802.1X, TACACS+, SYSLOG, Cisco IOS, and Cisco NX-OS.
  • Manufacturing Multicast: Experience with PIM, MSDP, Anycast-RP, and Multicast deployment within manufacturing or industrial topologies.
  • Core Attributes: Exceptional analytical and communication skills across all organizational levels; a strong sense of ownership, urgency, and customer focus.
  • Industry Specifics: Experience supporting high-availability enterprise networks within large-scale, 24/7 manufacturing or biotech environments.
  • Server Connectivity: Extensive experience supporting advanced server network connectivity (Teaming, vPC, LACP, etc.).
  • Specialized Certifications: F5 Load Balancers or Palo Alto Firewalls certifications coupled with 5+ years of hands-on experience.
  • Automation & Scripting: Familiarity with Unix/Linux environments and the ability to script in Python, Ansible, or other automation frameworks to maximize efficiency.

Benefits
Samsung SDSA offers a comprehensive suite of programs to support our employees:
  • Top-notch medical, dental, vision and prescription coverage
  • Wellness program
  • Parental leave
  • 401K match and savings plan
  • Flexible spending accounts
  • Life insurance
  • Paid Holidays
  • Paid Time off
  • Additional benefits

Samsung SDS America, Inc. is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, race, color, religion, sex, sexual orientation, gender identity or expression, national origin, disability, status as a protected veteran, marital status, genetic information, medical condition, or any other characteristic protected by law.

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