Senior Network Defense Analyst — TS/SCI with Poly

Constellation Technologies, Inc; Linthicum (MD); On-site; USD 200,000 - 252,000; Full time

Benefits offered by this job

Healthcare options with 80% employer‑p

Dental insurance

Vision insurance

Life insurance 100%

Disability insurance 100%

Training reimbursement

Red Hat/AWS training

Technology reimbursement

401(k) match 5%

Referral bonus up to $10,000

Job summary

Constellation Technologies, is seeking a highly experienced cybersecurity professional to join our defense-focused team in a role requiring TS/SCI with active polygraph. You will leverage Cisco/Juniper/Arista networks, SIEM tools, and threat analysis to strengthen our network defenses and incident response capabilities.

The ideal candidate brings deep expertise in MITRE ATT&CK, NIST frameworks, and hands-on experience with Splunk and Elastic.

Qualifications

• Must be a US Citizen.
• Must have TS/SCI clearance w/ active polygraph.
• Requires eleven (11) years of direct/relevant experience.
• Bachelor’s degree in a technical discipline from an accredited college or university is required.
• Strong networking knowledge (Cisco, Juniper, Arista devices and protocols).
• Experience with computer network defense, vulnerability assessment, incident response, packet analysis, SIEM technologies, and cybersecurity analysis.
• Experience researching system vulnerabilities and developing mitigation strategies.
• Practical experience with Splunk and Elastic.

Skills

Cisco networking

Juniper networking

Arista networking

SIEM technologies

Cybersecurity analysis

Splunk

Elastic

Blue Team

NDI methodology

Digital forensics

Intrusion detection

Vulnerability scanning

MITRE ATT&CK

NIST frameworks

Scripting languages

Wireshark

Tcpdump

Cybersecurity certifications

Security+

CySA+

GCIH

GCIA

GCFA

CISSP

Education

Bachelor's degree in a technical discipline

Tools

Splunk

Elastic

Wireshark

Tcpdump

Job description

Constellation Technologies, is seeking a highly experienced cybersecurity professional to join our defense-focused team in a role requiring TS/SCI with active polygraph. You will leverage Cisco/Juniper/Arista networks, SIEM tools, and threat analysis to strengthen our network defenses and incident response capabilities.

The ideal candidate brings deep expertise in MITRE ATT&CK, NIST frameworks, and hands-on experience with Splunk and Elastic.